ITIS Expert search results for Charles A. Butterworth, Ph.D.

Integrated Taxonomic Information System - Taxon Author Search Results
Home About Our Impact Mission What's New Organizational Information History Organization and Partners Memorandum of Understanding Data Development History Data Definition and Standards Standards Data Definition Frequently Asked Questions What is an ITIS TSN? How Do I Cite ITIS? How Do I Link to ITIS? What is the format of a download file? Contact Us Data Access and Tools Data Access Information ITIS Tools Advanced Search Web Services Web Service Information Description of ITIS Web Services Developing a Client ITIS Solr Web Services ITIS Solr WS Examples Hierarchical Report Compare Names Get ITIS Data Full Database Download Instructions Database Files Download Data in TWB Format Become a Data Partner Contribute Taxonomic Workbench Help

Expert: Charles A. Butterworth, Ph.D.

ITIS records citing expert


Kingdom Plantae
	Acanthocalycium Backeb. -- not accepted
	Acanthocalycium aurantiacum Rausch -- not accepted
	Acanthocalycium brevispinum F. Ritter -- not accepted
	Acanthocalycium catamarcense F. Ritter -- not accepted
	Acanthocalycium chionanthum (Speg.) Backeb. -- not accepted
	Acanthocalycium ferrarii Rausch -- not accepted
	Acanthocalycium glaucum F. Ritter -- not accepted
	Acanthocalycium griseum Backeb. -- not accepted
	Acanthocalycium klimpelianum (Weidlich & Werderm.) Backeb. -- not accepted
	Acanthocalycium peitscherianum Backeb. -- not accepted
	Acanthocalycium spiniflorum (K. Schum.) Backeb. -- not accepted
	Acanthocalycium thionanthum (Speg.) Backeb. -- not accepted
	Acanthocalycium variiflorum Backeb. -- not accepted
	Acanthocalycium violaceum (Werderm.) Backeb. -- not accepted
	Acanthocereus (Engelm. ex A. Berger) Britton & Rose -- accepted -- triangle cactus
	Acanthocereus albicaulis Britton & Rose -- not accepted
	Acanthocereus floridanus Small ex Britton & Rose -- not accepted
	Acanthocereus pentagonus (L.) Britton & Rose -- not accepted
	Acanthocereus tetragonus (L.) Hummelinck -- accepted -- triangle cactus, �rgano-alado de pitaya
	Acanthocereus undulosus (DC.) Croizat -- not accepted
	Acantholobivia Backeb. -- not accepted
	Acantholobivia incuiensis (Rauh & Backeb.) Rauh & Backeb. -- not accepted
	Acantholobivia tegeleriana (Backeb.) Backeb. -- not accepted
	Acharagma (N.P. Taylor) Glass -- accepted
	Acharagma aguirreanum (Glass & R.A. Foster) Glass -- accepted
	Acharagma roseanum (Boed.) E.F. Anderson -- accepted
	Acharagma roseanum ssp. galeanense (Haugg) D.R. Hunt -- accepted
	Acharagma roseanum ssp. roseanum (Boed.) E.F. Anderson -- accepted
	Ancistrocactus (K. Schum.) Britton & Rose -- not accepted
	Ancistrocactus brevihamatus (Engelm.) Britton & Rose -- not accepted
	Ancistrocactus crassihamatus (F.A.C. Weber) L.D. Benson -- not accepted
	Ancistrocactus megarrhizus (Rose) Britton & Rose -- not accepted
	Ancistrocactus scheeri (Salm-Dyck) Britton & Rose -- not accepted
	Ancistrocactus tobuschii (W.T. Marshall) Backeb. ex L.D. Benson -- not accepted -- Tobusch fishhook cactus
	Ancistrocactus uncinatus (Galeotti ex Pfeiff.) L.D. Benson -- not accepted
	Ancistrocactus uncinatus var. uncinatus (Galeotti ex Pfeiff.) L.D. Benson -- not accepted
	Anhalonium Lem. -- not accepted
	Anhalonium furfuraceum (S. Watson) J.M. Coult. -- not accepted
	Anhalonium trigonum F.A.C. Weber -- not accepted
	Anisocereus Backeb. -- not accepted
	Anisocereus foetidus (T. MacDoug. & Miranda) W.T. Marshall -- not accepted
	Anisocereus lepidanthus (Eichlam) Backeb. -- not accepted
	Aporocactus Lem. -- not accepted
	Aporocactus conzattii Britton & Rose -- not accepted
	Aporocactus flagelliformis Lem. -- not accepted
	Aporocactus leptophis (DC.) Britton & Rose -- not accepted
	Aporocactus martianus Britton & Rose -- not accepted
	Ariocarpus Scheidw. -- accepted -- livingrock
	Ariocarpus agavoides (Casta�eda) E.F. Anderson -- accepted
	Ariocarpus bravoanus H.M. Hern. & E.F. Anderson -- accepted
	Ariocarpus bravoanus ssp. bravoanus H.M. Hern. & E.F. Anderson -- accepted
	Ariocarpus bravoanus ssp. hintonii (Stuppy & N.P. Taylor) E.F. Anderson & W.A. Fitz Maur. -- accepted
	Ariocarpus fissuratus (Engelm.) K. Schum. -- accepted -- chautle livingrock, Biznaga peyotillo
	Ariocarpus fissuratus var. hintonii Stuppy & N.P. Taylor -- not accepted
	Ariocarpus kotschoubeyanus (Lem.) K. Schum. -- accepted
	Ariocarpus retusus Scheidw. -- accepted -- Biznaga-maguey peyote cimarr�n
	Ariocarpus scapharostris Boed. -- not accepted
	Ariocarpus strobiliformis Werderm. -- not accepted
	Ariocarpus trigonus (F.A.C. Weber) K. Schum. -- accepted
	Armatocereus Backeb. -- accepted
	Armatocereus arboreus Rauh & Backeb. -- not accepted
	Armatocereus cartwrightianus (Britton & Rose) Backeb. -- accepted
	Armatocereus churinensis Rauh & Backeb. -- not accepted
	Armatocereus godingianus (Britton & Rose) Backeb. -- accepted
	Armatocereus laetus (Britton & Rose) Backeb. -- accepted
	Armatocereus mataranus ssp. ancashensis Ostolaza -- not accepted
	Armatocereus mataranus var. ancashensis F. Ritter -- not accepted
	Armatocereus matucanensis Backeb. -- accepted
	Armatocereus procerus Rauh & Backeb. -- accepted
	Armatocereus rauhii Backeb. -- accepted
	Armatocereus riomajensis Rauh & Backeb. -- accepted
	Armatocereus rupicola F. Ritter -- not accepted
	Arrojadoa Britton & Rose -- accepted
	Arrojadoa aureispina Buining & Brederoo -- not accepted
	Arrojadoa aureispina var. anguinea P.J. Braun & Esteves -- not accepted
	Arrojadoa aureispina var. guanambensis P.J. Braun & Heiman -- not accepted
	Arrojadoa beateae P.J. Braun & Esteves -- not accepted
	Arrojadoa canudosensis Buining & Brederoo -- not accepted
	Arrojadoa dinae Buining & Brederoo -- accepted
	Arrojadoa dinae ssp. eriocaulis (Buining & Brederoo) N.P. Taylor & Zappi -- not accepted
	Arrojadoa dinae ssp. nana (P.J. Braun & Esteves) P.J. Braun & Esteves -- not accepted
	Arrojadoa dinae var. nana P.J. Braun & Esteves -- not accepted
	Arrojadoa eriocaulis Buining & Brederoo -- accepted
	Arrojadoa eriocaulis ssp. albicoronata P.J. Braun & Esteves -- not accepted
	Arrojadoa horstiana P.J. Braun & Heiman -- not accepted
	Arrojadoa marylaniae Soares Filho & M. Machado -- accepted
	Arrojadoa multiflora F. Ritter -- not accepted
	Arrojadoa multiflora ssp. hofackeriana P.J. Braun & Esteves -- not accepted
	Arrojadoa penicillata (G�rke) Britton & Rose -- accepted
	Arrojadoa rhodantha (G�rke) Britton & Rose -- accepted
	Arrojadoa rhodantha ssp. aureispina (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Arrojadoa rhodantha ssp. canudosensis (Buining & Brederoo) P.J. Braun -- not accepted
	Arrojadoa rhodantha ssp. reflexa P.J. Braun -- not accepted
	Arrojadoa rhodantha var. theunisseniana (Buining & Brederoo) P.J. Braun -- not accepted
	Arthrocereus A. Berger -- accepted
	Arthrocereus campos-portoi (Werderm.) Backeb. -- not accepted
	Arthrocereus damazioi (K. Schum.) P.V. Heath -- not accepted
	Arthrocereus densiaculeatus (Backeb.) Krainz -- not accepted
	Arthrocereus glaziovii (K. Schum.) N.P. Taylor & Zappi -- accepted
	Arthrocereus itabiriticola P.J. Braun -- not accepted
	Arthrocereus melanurus (K. Schum.) Diers, P.J. Braun & Esteves -- accepted
	Arthrocereus melanurus ssp. magnus N.P. Taylor & Zappi -- accepted
	Arthrocereus melanurus ssp. melanurus (K. Schum.) Diers, P.J. Braun & Esteves -- accepted
	Arthrocereus melanurus ssp. odorus (F. Ritter) N.P. Taylor & Zappi -- accepted
	Arthrocereus odorus F. Ritter -- not accepted
	Arthrocereus rondonianus Backeb. & Voll -- accepted
	Arthrocereus spinosissimus (Buining & Brederoo) F. Ritter -- accepted
	Astrophytum Lem. -- accepted
	Astrophytum asterias (Zucc.) Lem. -- accepted -- sanddollar, Biznaga-algononcillo de estrella, seaurchin starcactus, star cactus
	Astrophytum capricorne (A. Dietr.) Britton & Rose -- accepted
	Astrophytum caput-medusae (Velazco & Nev�rez) D.R. Hunt -- accepted
	Astrophytum coahuilense (H. Moeller) K. Kayser -- accepted
	Astrophytum columnare (K. Schum.) Sadovsky & Sch�tz -- not accepted
	Astrophytum myriostigma Lem. -- accepted
	Astrophytum myriostigma var. potosinum (Kanfer) Borg -- not accepted
	Astrophytum myriostigma var. tulense (K. Kayser) Y. It� -- not accepted
	Astrophytum ornatum (DC.) Britton & Rose -- accepted
	Astrophytum senile Fric -- not accepted
	Astrophytum tulense (K. Kayser) Sadovsky & Sch�tz -- not accepted
	Austrocactus Britton & Rose -- accepted
	Austrocactus bertinii (Cels ex H�rincq) Britton & Rose -- accepted
	Austrocactus dusenii (F.A.C. Weber ex Speg.) Speg. -- not accepted
	Austrocactus gracilis Backeb. -- not accepted
	Austrocactus hibernus F. Ritter -- not accepted
	Austrocactus patagonicus (F.A.C. Weber ex Speg.) Hosseus -- not accepted
	Austrocactus philippii (Regel & Schmidt) Buxb. -- accepted
	Austrocactus spiniflorus (Phil.) F. Ritter -- accepted
	Austrocephalocereus Backeb. -- not accepted
	Austrocephalocereus fluminensis (Miq.) Buxb. -- not accepted
	Austrocylindropuntia Backeb. -- accepted
	Austrocylindropuntia chuquisacana (C�rdenas) F. Ritter -- not accepted
	Austrocylindropuntia cylindrica (Lam.) Backeb. -- accepted
	Austrocylindropuntia exaltata (A. Berger) Backeb. -- not accepted
	Austrocylindropuntia floccosa (Salm-Dyck) F. Ritter -- accepted
	Austrocylindropuntia haematacantha (Backeb.) Backeb. -- not accepted
	Austrocylindropuntia hirschii (Backeb.) E.F. Anderson -- not accepted
	Austrocylindropuntia humahuacana (Backeb.) Backeb. -- not accepted
	Austrocylindropuntia inarmata Backeb. -- not accepted
	Austrocylindropuntia intermedia Rauh & Backeb. -- not accepted
	Austrocylindropuntia lagopus (K. Schum.) I. Crook, J. Arnold & M. Lowry -- accepted
	Austrocylindropuntia lauliacoana F. Ritter -- not accepted
	Austrocylindropuntia machacana F. Ritter -- not accepted
	Austrocylindropuntia malyana (Rausch) F. Ritter -- not accepted
	Austrocylindropuntia pachypus (K. Schum.) Backeb. -- accepted
	Austrocylindropuntia punta-caillan (Rauh & Backeb.) E.F. Anderson -- not accepted
	Austrocylindropuntia shaferi (Britton & Rose) Backeb. -- accepted
	Austrocylindropuntia steiniana Backeb. -- not accepted
	Austrocylindropuntia subulata (Muehlenpf.) Backeb. -- accepted
	Austrocylindropuntia subulata ssp. exaltata (A. Berger) D.R. Hunt -- accepted
	Austrocylindropuntia subulata ssp. subulata (Muehlenpf.) Backeb. -- accepted
	Austrocylindropuntia tephrocactoides Rauh & Backeb. -- not accepted
	Austrocylindropuntia teres (Cels ex F.A.C. Weber) Backeb. -- not accepted
	Austrocylindropuntia verschaffeltii (Cels ex F.A.C. Weber) Backeb. -- accepted
	Austrocylindropuntia vestita (Salm-Dyck) Backeb. -- accepted
	Austrocylindropuntia weingartiana (Backeb.) Backeb. -- not accepted
	Austrocylindropuntia yanganucensis (Rauh & Backeb.) E.F. Anderson -- not accepted
	Aztekium Boed. -- accepted
	Aztekium hintonii Glass & W.A. Fitz Maur. -- accepted
	Aztekium ritteri (Boed.) Boed. -- accepted
	Azureocereus Akers & H. Johnson -- not accepted
	Azureocereus hertlingianus (Backeb.) Backeb. -- not accepted
	Bergerocactus Britton & Rose -- accepted -- snakecactus
	Bergerocactus emoryi (Engelm.) Britton & Rose -- accepted -- golden snakecactus, �rgano aterciopelado
	Bergerocereus emoryi (Engelm.) Britton & Rose -- not accepted
	Blossfeldia Werderm. -- accepted
	Blossfeldia liliputana Werderm. -- accepted
	Blossfeldia liliputana var. atroviridis (F. Ritter) Krainz -- not accepted
	Blossfeldia liliputana var. campaniflora (Backeb.) Krainz -- not accepted
	Blossfeldia liliputana var. fechseri (Backeb.) F. Ritter -- not accepted
	Blossfeldia minima F. Ritter -- not accepted
	Blossfeldia pedicellata F. Ritter -- not accepted
	Bolivicereus C�rdenas -- not accepted
	Bolivicereus brevicaulis F. Ritter -- not accepted
	Bolivicereus croceus F. Ritter -- not accepted
	Bolivicereus rufus F. Ritter -- not accepted
	Bolivicereus samaipatanus C�rdenas -- not accepted
	Bonifazia Standl. & Steyerm. -- not accepted
	Bonifazia quezalteca Standl. & Steyerm. -- not accepted
	Borzicactus Riccob. -- not accepted
	Borzicactus acanthurus (Vaupel) Britton & Rose -- not accepted
	Borzicactus aequatorialis Backeb. -- not accepted
	Borzicactus aurantiacus (Vaupel) Kimnach & Hutchison -- not accepted
	Borzicactus aurivillus (K. Schum.) Britton & Rose -- not accepted
	Borzicactus cajamarcensis F. Ritter -- not accepted
	Borzicactus calocephala (Skarupke) Donald -- not accepted
	Borzicactus calvescens Kimnach & Hutchison -- not accepted
	Borzicactus calviflorus F. Ritter -- not accepted
	Borzicactus celsianus (Lem. ex Salm-Dyck) Kimnach -- not accepted
	Borzicactus decumbens (Vaupel) Britton & Rose -- not accepted
	Borzicactus doelzianus (Backeb.) Kimnach -- not accepted
	Borzicactus faustianus Backeb. -- not accepted
	Borzicactus fieldianus Britton & Rose -- not accepted
	Borzicactus formosus (F. Ritter) Donald -- not accepted
	Borzicactus fossulatus (Labour.) Kimnach -- not accepted
	Borzicactus fruticosus (F. Ritter) Donald -- not accepted
	Borzicactus haynei (Otto) Kimnach -- not accepted
	Borzicactus hendriksenianus (Backeb.) Kimnach -- not accepted
	Borzicactus huagalensis Donald & A.B. Lau -- not accepted
	Borzicactus icosagonus (Kunth) Britton & Rose -- not accepted
	Borzicactus intertextus (F. Ritter) Donald -- not accepted
	Borzicactus jajoanus Backeb. -- not accepted
	Borzicactus krahnii Donald -- not accepted
	Borzicactus leucotrichus (Phil.) Kimnach -- not accepted
	Borzicactus madisoniorum Hutchison -- not accepted
	Borzicactus morleyanus Britton & Rose -- not accepted
	Borzicactus myriacanthus (Vaupel) Donald -- not accepted
	Borzicactus neoroezlii F. Ritter -- not accepted
	Borzicactus oreodoxus (F. Ritter) Donald -- not accepted
	Borzicactus paucicostatus (F. Ritter) Donald -- not accepted
	Borzicactus pisacensis (Kn�ze) G.D. Rowley -- not accepted
	Borzicactus plagiostoma (Vaupel) Britton & Rose -- not accepted
	Borzicactus pseudothelegonus (Rauh & Backeb.) Rauh & Backeb. -- not accepted
	Borzicactus purpureus F. Ritter -- not accepted
	Borzicactus ritteri (Buining) Donald -- not accepted
	Borzicactus samaipatanus (C�rdenas) Kimnach -- not accepted
	Borzicactus samnensis F. Ritter -- not accepted
	Borzicactus sepium (Kunth) Britton & Rose -- not accepted
	Borzicactus sextonianus (Backeb.) Kimnach -- not accepted
	Borzicactus soukupii (Kn�ze) G.D. Rowley -- not accepted
	Borzicactus sulcifer (Rauh & Backeb.) Kimnach -- not accepted
	Borzicactus tenuiserpens (Rauh & Backeb.) Kimnach -- not accepted
	Borzicactus tessellatus Akers & Buining -- not accepted
	Borzicactus trollii (Kupper) Kimnach -- not accepted
	Borzicactus tuberculatus Donald -- not accepted
	Borzicactus variabilis (Rauh & Backeb.) Donald -- not accepted
	Borzicactus ventimigliae Riccob. -- not accepted
	Borzicactus weberbaueri (Vaupel) Donald -- not accepted
	Borzicactus websterianus Backeb. -- not accepted
	Borzicactus websterianus var. rufispinus Backeb. -- not accepted
	Brachycalycium Backeb. -- not accepted
	Brachycalycium tilcarense Backeb. -- not accepted
	Brachycereus Britton & Rose -- accepted
	Brachycereus nesioticus (K. Schum.) Backeb. -- accepted
	Brasilicactus Backeb. -- not accepted
	Brasilicactus elachisanthus (F.A.C. Weber) Backeb. -- not accepted
	Brasilicactus graessneri (K. Schum.) Backeb. -- not accepted
	Brasilicactus haselbergii (F. Haage) Backeb. ex Schaffnit -- not accepted
	Brasilicereus Backeb. -- accepted
	Brasilicereus breviflorus F. Ritter -- not accepted
	Brasilicereus markgrafii Backeb. & Voll -- accepted
	Brasilicereus phaeacanthus (G�rke) Backeb. -- accepted
	Brasilicereus phaeacanthus ssp. breviflorus (F. Ritter) P.J. Braun & Esteves -- not accepted
	Brasiliopuntia (K. Schum.) A. Berger -- accepted
	Brasiliopuntia bahiensis (Britton & Rose) A. Berger -- not accepted
	Brasiliopuntia brasiliensis (Willd.) A. Berger -- accepted
	Brasiliopuntia neoargentina Backeb. -- not accepted
	Brasiliopuntia schulzii (A. Cast. & H.V. Lelong) Backeb. -- not accepted
	Brasiliopuntia subacarpa Rizzini & A. Mattos -- not accepted
	Browningia Britton & Rose -- accepted
	Browningia albiceps F. Ritter -- not accepted
	Browningia altissima (F. Ritter) Buxb. -- accepted
	Browningia amstutziae (Rauh & Backeb.) Hutchison ex Krainz -- accepted
	Browningia caineana (C�rdenas) D.R. Hunt -- not accepted
	Browningia candelaris (Meyen) Britton & Rose -- accepted
	Browningia candelaris ssp. candelaris (Meyen) Britton & Rose -- accepted
	Browningia candelaris ssp. icaensis (F. Ritter) D.R. Hunt -- accepted
	Browningia chlorocarpa (Kunth) W.T. Marshall -- accepted
	Browningia columnaris F. Ritter -- accepted
	Browningia hertlingiana (Backeb.) Buxb. -- accepted
	Browningia icaensis F. Ritter -- not accepted
	Browningia microsperma (Werderm. & Backeb.) W.T. Marshall -- accepted
	Browningia pilleifera (F. Ritter) Hutchison -- accepted
	Browningia riosaniensis (Backeb.) G.D. Rowley -- not accepted
	Buiningia Buxb. -- not accepted
	Buiningia brevicylindrica Buining -- not accepted
	Buiningia purpurea Buining & Brederoo -- not accepted
	Cactaceae Juss. -- accepted -- cactus, cacti
	Cactus L. -- not accepted
	Cactus brasiliensis Willd. -- not accepted
	Cactus broadwayi Britton & Rose -- not accepted
	Cactus chlorocarpus Kunth -- not accepted
	Cactus cochenilifer L. -- not accepted
	Cactus cochenillifera L. -- not accepted
	Cactus cochenilliferus L. -- not accepted
	Cactus coquimbanus Molina -- not accepted
	Cactus curvispinus Bertero ex Colla -- not accepted
	Cactus curvispinus (Otto) Kuntze -- not accepted
	Cactus cylindricus Lam. -- not accepted
	Cactus dillenii Ker Gawl. -- not accepted
	Cactus ficus-indica L. -- not accepted
	Cactus flagelliformis L. -- not accepted
	Cactus fragilis Nutt. -- not accepted
	Cactus humifusus Raf. -- not accepted
	Cactus intortus Mill. -- not accepted
	Cactus melocactus L. -- not accepted
	Cactus pentagonus L. -- not accepted
	Cactus pereskia L. -- not accepted
	Cactus phyllanthoides DC. -- not accepted
	Cactus pusillus Haw. -- not accepted
	Cactus repandus L. -- not accepted
	Cactus robustispinus (A. Schott ex Engelm.) Kuntze -- not accepted
	Cactus senilis (Lodd. ex Salm-Dyck) Kuntze -- not accepted
	Cactus sepium Kunth -- not accepted
	Cactus speciosus Cav. -- not accepted
	Cactus strictus Haw. -- not accepted
	Cactus triacanthus Willd. -- not accepted
	Cactus tunicatus Lehm. -- not accepted
	Cactus viviparus Nutt. -- not accepted
	Calymmanthium F. Ritter -- accepted
	Calymmanthium substerile F. Ritter -- accepted
	Carnegiea Britton & Rose -- accepted -- saguaro
	Carnegiea euphorbioides var. olfersii (Salm-Dyck) P.V. Heath -- not accepted
	Carnegiea fulviceps (F.A.C. Weber ex K. Schum.) P.V. Heath -- not accepted
	Carnegiea gigantea (Engelm.) Britton & Rose -- accepted -- Saguaro, saguaro
	Carnegiea laui P.V. Heath -- not accepted
	Carnegiea macrocephala (F.A.C. Weber ex K. Schum.) P.V. Heath -- not accepted
	Carnegiea mezcalaensis (Bravo) P.V. Heath -- not accepted
	Carnegiea nova P.V. Heath -- not accepted
	Carnegiea polylopha (DC.) D.R. Hunt -- not accepted
	Carnegiea scoparia (Polseg.) P.V. Heath -- not accepted
	Carnegiea squamulosa (Scheinvar & S�nchez-Mej.) P.V. Heath -- not accepted
	Carnegiea tetetzo (J.M. Coult.) P.V. Heath -- not accepted
	Cassytha Mill. -- not accepted
	Cassytha baccifera Sol. ex J.M. Mill. -- not accepted
	Castellanosia C�rdenas -- accepted
	Castellanosia caineana C�rdenas -- accepted
	Cephalocereus Pfeiff. -- accepted
	Cephalocereus alensis (F.A.C. Weber ex Rol.-Goss.) Britton & Rose -- not accepted
	Cephalocereus apicicephalium E.Y. Dawson -- accepted
	Cephalocereus arrabidae (Lem.) Britton & Rose -- not accepted
	Cephalocereus bahamensis Britton -- not accepted
	Cephalocereus barbadensis Britton & Rose -- not accepted
	Cephalocereus brasiliensis Britton & Rose -- not accepted
	Cephalocereus brooksianus Britton & Rose -- not accepted
	Cephalocereus catingicola (G�rke) Britton & Rose -- not accepted
	Cephalocereus chrysacanthus (F.A.C. Weber) Britton & Rose -- not accepted
	Cephalocereus collinsii Britton & Rose -- not accepted
	Cephalocereus colombianus Rose -- not accepted
	Cephalocereus columna-trajani (Karw.) K. Schum. -- accepted
	Cephalocereus delaetii (G�rke) G�rke -- not accepted
	Cephalocereus dybowskii (Rol.-Goss.) Britton & Rose -- not accepted
	Cephalocereus fluminensis (Miq.) Britton & Rose -- not accepted
	Cephalocereus fulviceps (F.A.C. Weber ex K. Schum.) H.E. Moore -- not accepted
	Cephalocereus gaumeri Britton & Rose -- not accepted
	Cephalocereus gounellei (F.A.C. Weber ex K. Schum.) Britton & Rose -- not accepted
	Cephalocereus guentheri Kupper -- not accepted
	Cephalocereus guerreronis (Backeb.) Buxb. -- not accepted
	Cephalocereus hoppenstedtii (Roezl ex R�mpler) K. Schum. -- not accepted
	Cephalocereus keyensis Britton & Rose -- not accepted
	Cephalocereus lanuginosus (L.) Britton & Rose -- not accepted
	Cephalocereus leucocephalus (Poselg.) Britton & Rose -- not accepted
	Cephalocereus leucostele (G�rke) Britton & Rose -- not accepted
	Cephalocereus macrocephalus F.A.C. Weber ex K. Schum. -- not accepted
	Cephalocereus maxonii Rose -- not accepted
	Cephalocereus militaris (Audot) H.E. Moore -- not accepted
	Cephalocereus millspaughii Britton -- not accepted
	Cephalocereus monoclonos (DC.) Britton & Rose -- not accepted
	Cephalocereus moritzianus (Otto) Britton & Rose -- not accepted
	Cephalocereus nobilis (Haw.) Britton & Rose -- not accepted
	Cephalocereus palmeri Rose -- not accepted
	Cephalocereus pentaedrophorus (Labour.) Britton & Rose -- not accepted
	Cephalocereus phaeacanthus (G�rke) Britton & Rose -- not accepted
	Cephalocereus piauhyensis (G�rke) Britton & Rose -- not accepted
	Cephalocereus polygonus (Lam.) Britton & Rose -- not accepted
	Cephalocereus polylophus (DC.) Britton & Rose -- not accepted
	Cephalocereus purpusii Britton & Rose -- not accepted
	Cephalocereus quadricentralis E.Y. Dawson -- not accepted
	Cephalocereus robinii (Lem.) Britton & Rose -- not accepted
	Cephalocereus robustus Britton & Rose -- not accepted
	Cephalocereus royenii (L.) Britton & Rose -- not accepted
	Cephalocereus russelianus (R�mpler) Rose -- not accepted
	Cephalocereus sartorianus Rose -- not accepted
	Cephalocereus scoparius (Polseg.) Britton & Rose -- not accepted
	Cephalocereus senilis (Haw.) Pfeiff. -- accepted
	Cephalocereus smithianus Britton & Rose -- not accepted
	Cephalocereus swartzii (Griseb.) Britton & Rose -- not accepted
	Cephalocereus tweedyanus Britton & Rose -- not accepted
	Cephalocereus zehnteri Britton & Rose -- not accepted
	Cephalocleistocactus F. Ritter -- not accepted
	Cephalocleistocactus chrysocephalus F. Ritter -- not accepted
	Cephalocleistocactus pallidus Backeb. -- not accepted
	Cephalocleistocactus ritteri (Backeb.) Backeb. -- not accepted
	Cephalocleistocactus schattatianus Backeb. -- not accepted
	Cereus Mill. -- accepted -- sweetpotato cactus
	Cereus acanthurus Vaupel -- not accepted
	Cereus acifer Otto ex Salm-Dyck -- not accepted
	Cereus acranthus Vaupel -- not accepted
	Cereus adelmarii (Rizzini & A. Mattos) P.J. Braun -- not accepted
	Cereus aethiops Haw. -- accepted
	Cereus albicaulis (Britton & Rose) Leutzelb. -- accepted
	Cereus alticostatus (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus amazonicus K. Schum. ex Vaupel -- not accepted
	Cereus anisitsii K. Schum. -- not accepted
	Cereus apiciflorus Vaupel -- not accepted
	Cereus apoloensis (C�rdenas) P.J. Braun & Esteves -- not accepted
	Cereus argentinensis Britton & Rose -- accepted
	Cereus atacamensis Phil. -- not accepted
	Cereus atroviridis Backeb. -- not accepted
	Cereus ballivianii (C�rdenas) P.J. Braun & Esteves -- not accepted
	Cereus baumannii Lem. -- not accepted
	Cereus baumannii Fenzl -- not accepted
	Cereus bicolor Rizzini & A. Mattos -- accepted
	Cereus biformis Lindl. -- not accepted
	Cereus blankii Poselg. -- not accepted
	Cereus brachypetalus Vaupel -- not accepted
	Cereus brevistylus K. Schum. ex Vaupel -- not accepted
	Cereus calcirupicola (F. Ritter) Rizzini -- not accepted
	Cereus calcirupicola ssp. cabralensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus calcirupicola ssp. cipoensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus calcirupicola var. cabralensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus calcirupicola var. cipoensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus californicus Torr. & A. Gray -- not accepted
	Cereus campinensis (Backeb. & Voll) P.J. Braun & Esteves -- not accepted
	Cereus campinensis ssp. piedadensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus campinensis var. piedadensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus candelaris Meyen -- not accepted
	Cereus candicans Gillies ex Salm-Dyck -- not accepted
	Cereus chacoanus Vaupel -- not accepted
	Cereus cochabambensis C�rdenas -- not accepted
	Cereus comarapanus C�rdenas -- not accepted
	Cereus crassisepalus Buining & Brederoo -- not accepted
	Cereus dayamii Speg. -- not accepted
	Cereus deserticola Werderm. -- not accepted
	Cereus diffusus (Britton & Rose) Werderm. -- not accepted
	Cereus diguetii A. Weber -- not accepted
	Cereus emoryi Engelm. -- not accepted
	Cereus engelmannii Parry ex Engelm. -- not accepted
	Cereus enneacanthus (Engelm.) Engelm. -- not accepted
	Cereus eriophorus Pfeiff. -- not accepted
	Cereus eriophorus var. fragrans (Small ex Britton & Rose) L.D. Benson -- not accepted -- fragrant prickly-apple
	Cereus estevesii P.J. Braun -- accepted
	Cereus euchlorus F.A.C. Weber ex K. Schum. -- not accepted
	Cereus euchlorus ssp. leucanthus (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus euchlorus ssp. rhodoleucanthus (K. Schum.) P.J. Braun & Esteves -- not accepted
	Cereus extensus Salm-Dyck ex DC. -- not accepted
	Cereus fendleri Engelm. -- not accepted
	Cereus fernambucensis Lem. -- accepted
	Cereus fernambucensis ssp. fernambucensis Lem. -- accepted
	Cereus fernambucensis ssp. sericifer (F. Ritter) N.P. Taylor & Zappi -- accepted
	Cereus fluminensis Miq. -- not accepted
	Cereus fricii Backeb. -- accepted
	Cereus giganteus Engelm. -- not accepted -- saguaro
	Cereus glaziovii K. Schum. -- not accepted
	Cereus goebelianus Vaupel -- not accepted
	Cereus goiasensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus gracilis var. aboriginus (Small) L.D. Benson -- not accepted
	Cereus gracilis var. simpsonii (Small ex Britton & Rose) L.D. Benson -- not accepted -- Simpson's prickly-apple
	Cereus grandiflorus (L.) Mill. -- not accepted
	Cereus grantianus (Britton) H.P. Kelsey & Dayton -- not accepted
	Cereus greggii Engelm. -- not accepted
	Cereus greggii var. transmontanus Engelm. -- not accepted
	Cereus grenadensis Britton & Rose -- not accepted
	Cereus haageanus (Backeb.) N.P. Taylor -- not accepted
	Cereus hankeanus F.A.C. Weber -- accepted
	Cereus hassleri K. Schum. -- not accepted
	Cereus hexagonus (L.) Mill. -- accepted -- lady of the night cactus
	Cereus hildmannianus K. Schum. -- accepted -- hedge cactus
	Cereus hildmannianus ssp. hildmannianus K. Schum. -- accepted
	Cereus hildmannianus ssp. uruguayanus (F. Ritter ex R. Kiesling) N.P. Taylor -- accepted
	Cereus hildmannianus ssp. xanthocarpus (K. Schum.) P.J. Braun & Esteves -- not accepted
	Cereus hookeri Link & Otto -- not accepted
	Cereus horrispinus Backeb. -- accepted
	Cereus huascha F.A.C. Weber -- not accepted
	Cereus huilunchu C�rdenas -- not accepted
	Cereus huitcholensis F.A.C. Weber -- not accepted
	Cereus huotii (J.F. Cels) J.F. Cels -- not accepted
	Cereus hyalacanthus K. Schum. -- not accepted
	Cereus hystrix (Haw.) Mill. -- not accepted
	Cereus imbricatus Haw. -- not accepted
	Cereus insularis Hemsl. -- accepted
	Cereus jamacaru DC. -- accepted
	Cereus jamacaru ssp. calcirupicola (F. Ritter) N.P. Taylor & Zappi -- accepted
	Cereus jamacaru ssp. goiasensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus jamacaru ssp. jamacaru DC. -- accepted
	Cereus kroenleinii N.P. Taylor -- accepted
	Cereus lageniformis C.F. F�rst. -- not accepted
	Cereus lamprospermus K. Schum. -- accepted
	Cereus lamprospermus ssp. colosseus (F. Ritter) P.J. Braun & Esteves -- accepted
	Cereus lamprospermus ssp. lamprospermus K. Schum. -- accepted
	Cereus laniceps K. Schum. -- not accepted
	Cereus lanosus (F. Ritter) P.J. Braun & Esteves -- accepted
	Cereus lauterbachii K. Schum. ex Chodat & Hassl. -- not accepted
	Cereus lindbergianus F.A.C. Weber -- not accepted
	Cereus lindmanii F.A.C. Weber ex K. Schum. -- not accepted
	Cereus litoralis Johow -- not accepted
	Cereus longiflorus Alexander -- not accepted
	Cereus longifolius Karw. ex Sweet -- not accepted
	Cereus margaritensis J.R. Johnst. -- not accepted
	Cereus markgrafii (Backeb. & Voll) P.J. Braun & Esteves -- not accepted
	Cereus martianus Zucc. -- not accepted
	Cereus martinii Labour. -- not accepted
	Cereus melanurus K. Schum. -- not accepted
	Cereus microspermus Werderm. & Backeb. -- not accepted
	Cereus microsphaericus K. Schum. -- not accepted
	Cereus minensis Werderm. -- not accepted
	Cereus mirabella N.P. Taylor -- accepted
	Cereus mortensenii (Croizat) D.R. Hunt & N.P. Taylor -- accepted
	Cereus neonesioticus (F. Ritter) P.J. Braun -- not accepted
	Cereus neotetragonus Backeb. -- not accepted
	Cereus nesioticus K. Schum. -- not accepted
	Cereus nudiflorus Engelm. ex Sauvalle -- not accepted
	Cereus parviflorus K. Schum. -- not accepted
	Cereus paucispinus Engelm. -- not accepted
	Cereus pectinatus var. armatus Poselg. -- not accepted
	Cereus pectinatus var. rigidissimus Engelm. -- not accepted
	Cereus penicillatus G�rke -- not accepted
	Cereus pensilis K. Brandegee -- not accepted
	Cereus pentaedrophorus Labour. -- not accepted
	Cereus pentagonus (L.) Haw. -- not accepted
	Cereus pentalophus var. radicans DC. -- not accepted
	Cereus pentalophus var. simplex DC. -- not accepted
	Cereus perlucens K. Schum. -- not accepted
	Cereus peruvianus (L.) Mill. -- not accepted
	Cereus peruvianus R. Kiesling -- not accepted
	Cereus phaeacanthus G�rke -- not accepted
	Cereus phatnospermus K. Schum. -- accepted
	Cereus phatnospermus ssp. kroenleinii (N.P. Taylor) P.J. Braun & Esteves -- not accepted
	Cereus phoeniceus Engelm. -- not accepted
	Cereus phoeniceus var. pacificus Engelm. ex Orcutt -- not accepted
	Cereus pierre-braunianus Esteves -- accepted
	Cereus plagiostoma Vaupel -- not accepted
	Cereus poselgeri (Lem.) J.M. Coult. -- not accepted
	Cereus pseudomelanostele Werderm. & Backeb. -- not accepted
	Cereus pteranthus Link ex A. Dietr. -- not accepted
	Cereus quadricostatus Bello -- not accepted -- Sebucan
	Cereus repandus (L.) Mill. -- accepted
	Cereus rhodoleucanthus K. Schum. -- not accepted
	Cereus ridleii Andrade-Lima ex Backeb. -- not accepted
	Cereus ritteri P.J. Braun & Esteves -- not accepted
	Cereus ritteri ssp. parapetiensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus robinii (Lem.) L.D. Benson -- not accepted -- Key tree cactus
	Cereus robinii var. keyensis (Britton & Rose) L.D. Benson -- not accepted
	Cereus roseiflorus Speg. -- not accepted
	Cereus royenii (L.) Mill. -- not accepted
	Cereus russelianus Salm-Dyck -- not accepted
	Cereus russelianus (Hook.) Gardner ex Lem. -- not accepted
	Cereus saddianus (Rizzini & A. Mattos) P.J. Braun -- accepted
	Cereus saxicola Morong -- not accepted
	Cereus scheeri Salm-Dyck -- not accepted
	Cereus schickendantzii F.A.C. Weber ex K. Schum. -- not accepted
	Cereus schmollii Weing. -- not accepted
	Cereus schottii Engelm. -- not accepted
	Cereus sciurus K. Brandegee -- not accepted
	Cereus sericifer (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cereus silvestrii Speg. -- not accepted
	Cereus smithianus Sweet -- not accepted
	Cereus smithianus (Britton & Rose) Werderm. -- not accepted
	Cereus spegazzinii F.A.C. Weber -- accepted
	Cereus spinulosus DC. -- not accepted
	Cereus squarrosus Vaupel -- not accepted
	Cereus stenogonus K. Schum. -- accepted
	Cereus stramineus Engelm. -- not accepted
	Cereus striatus Brandegee -- not accepted
	Cereus strictus DC. -- not accepted
	Cereus tacaquirensis Vaupel -- not accepted
	Cereus tacuaralensis C�rdenas -- not accepted
	Cereus tarijensis Vaupel -- not accepted
	Cereus terscheckii J. Parm. ex Pfeiff. -- not accepted
	Cereus tetragonus (L.) Mill. -- not accepted
	Cereus thelegonoides Speg. -- not accepted
	Cereus thelegonus F.A.C. Weber -- not accepted
	Cereus thurberi Engelm. -- not accepted
	Cereus tominensis Weing. -- not accepted
	Cereus tortuosus J. Forbes ex Otto & A. Dietr. -- not accepted
	Cereus trigonodendron K. Schum. ex Vaupel -- accepted
	Cereus tuberosus Poselg. -- not accepted
	Cereus undatus Haw. -- not accepted
	Cereus undulosus DC. -- not accepted
	Cereus uruguayanus F. Ritter ex R. Kiesling -- not accepted -- hedge cactus, Peruvian apple, Peruvian torch, spine tree cactus
	Cereus vargasianus C�rdenas -- accepted
	Cereus viperinus F.A.C. Weber -- not accepted
	Cereus xanthocarpus K. Schum. -- not accepted
	Chamaecereus Britton & Rose -- not accepted
	Chamaecereus silvestrii (Speg.) Britton & Rose -- not accepted
	Chiapasia Britton & Rose -- not accepted
	Chiapasia nelsonii (Britton & Rose) Britton & Rose -- not accepted
	Chileorebutia F. Ritter -- not accepted
	Chileorebutia duripulpa F. Ritter -- not accepted
	Chileorebutia esmeraldana F. Ritter -- not accepted
	Chileorebutia malleolata F. Ritter -- not accepted
	Cintia Kn�ze & R�ha -- not accepted
	Cintia knizei R�ha -- not accepted
	Cipocereus F. Ritter -- accepted
	Cipocereus bradei (Backeb. & Voll) Barthlott & N.P. Taylor -- accepted
	Cipocereus crassisepalus (Buining & Brederoo) Barthlott & N.P. Taylor -- accepted
	Cipocereus laniflorus N.P. Taylor & Zappi -- accepted
	Cipocereus minensis (Werderm.) F. Ritter -- accepted
	Cipocereus minensis ssp. leiocarpus N.P. Taylor & Zappi -- accepted
	Cipocereus minensis ssp. minensis (Werderm.) F. Ritter -- accepted
	Cipocereus pleurocarpus F. Ritter -- not accepted
	Cipocereus pusilliflorus (F. Ritter) Barthlott & N.P. Taylor -- accepted
	Cleistocactus Lem. -- accepted
	Cleistocactus acanthurus (Vaupel) D.R. Hunt -- accepted
	Cleistocactus acanthurus ssp. acanthurus (Vaupel) D.R. Hunt -- accepted
	Cleistocactus acanthurus ssp. faustianus (Backeb.) Ostolaza -- accepted
	Cleistocactus acanthurus ssp. pullatus (Rauh & Backeb.) Ostolaza -- accepted
	Cleistocactus angosturensis C�rdenas -- not accepted
	Cleistocactus anguinus (G�rke) Britton & Rose -- not accepted
	Cleistocactus areolatus (Muehlenpf. ex K. Schum.) Riccob. -- not accepted
	Cleistocactus aureispinus (F. Ritter) D.R. Hunt -- not accepted
	Cleistocactus ayopayanus C�rdenas -- accepted
	Cleistocactus azerensis C�rdenas -- not accepted
	Cleistocactus baumannii (Lem.) Lem. -- accepted
	Cleistocactus baumannii ssp. anguinus (G�rke) P.J. Braun & Esteves -- not accepted
	Cleistocactus baumannii ssp. baumannii (Lem.) Lem. -- accepted
	Cleistocactus baumannii ssp. chacoanus (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cleistocactus baumannii ssp. croceiflorus (F. Ritter) P.J. Braun & Esteves -- not accepted
	Cleistocactus baumannii ssp. horstii (P.J. Braun) N.P. Taylor -- accepted
	Cleistocactus baumannii ssp. santacruzensis (Backeb.) Mottram -- accepted
	Cleistocactus brevispinus F. Ritter -- not accepted
	Cleistocactus brookeae C�rdenas -- accepted
	Cleistocactus brookeae ssp. brookeae C�rdenas -- accepted
	Cleistocactus brookeae ssp. vulpis-cauda (F. Ritter & Cullmann) Mottram -- accepted
	Cleistocactus bruneispinus Backeb. -- not accepted
	Cleistocactus buchtienii Backeb. -- accepted
	Cleistocactus candelilla C�rdenas -- accepted
	Cleistocactus candelilla ssp. candelilla C�rdenas -- accepted
	Cleistocactus candelilla ssp. piraymirensis (C�rdenas) Mottram -- accepted
	Cleistocactus capadalensis F. Ritter -- not accepted
	Cleistocactus chacoanus F. Ritter -- not accepted
	Cleistocactus chotaensis F.A.C. Weber -- not accepted
	Cleistocactus chrysocephalus (F. Ritter) Mottram -- accepted
	Cleistocactus clavicaulis C�rdenas -- not accepted
	Cleistocactus clavispinus (Rauh & Backeb.) Ostolaza -- not accepted
	Cleistocactus compactus Backeb. -- not accepted
	Cleistocactus crassicaulis C�rdenas -- not accepted
	Cleistocactus croceiflorus F. Ritter -- not accepted
	Cleistocactus dependens C�rdenas -- not accepted
	Cleistocactus erectispinus (Rauh & Backeb.) Ostolaza -- not accepted
	Cleistocactus ferrarii R. Kiesling -- not accepted
	Cleistocactus fieldianus (Britton & Rose) D.R. Hunt -- accepted
	Cleistocactus fieldianus ssp. fieldianus (Britton & Rose) D.R. Hunt -- accepted
	Cleistocactus fieldianus ssp. samnensis (F. Ritter) Ostolaza -- not accepted
	Cleistocactus fieldianus ssp. tessellatus (Akers & Buining) Ostolaza -- accepted
	Cleistocactus flavispinus (K. Schum.) Backeb. -- not accepted
	Cleistocactus fossulatus Mottram -- not accepted
	Cleistocactus fusiflorus C�rdenas -- not accepted
	Cleistocactus glaucus F. Ritter -- not accepted
	Cleistocactus granditessellatus (Rauh & Backeb.) Leuenb. -- not accepted
	Cleistocactus granjaensis F. Ritter -- not accepted
	Cleistocactus grossei Backeb. -- not accepted
	Cleistocactus herzogianus Backeb. -- not accepted
	Cleistocactus hildegardiae F. Ritter -- not accepted
	Cleistocactus hoffmannii G.J. Charles -- accepted
	Cleistocactus horstii P.J. Braun -- not accepted
	Cleistocactus humboldtii (Kunth) F.A.C. Weber -- not accepted
	Cleistocactus hyalacanthus (K. Schum.) Rol.-Goss. -- accepted
	Cleistocactus hyalacanthus ssp. hyalacanthus (K. Schum.) Rol.-Goss. -- accepted
	Cleistocactus hyalacanthus ssp. tarijensis (C�rdenas) Mottram -- accepted
	Cleistocactus hystrix (Rauh & Backeb.) Ostolaza -- accepted
	Cleistocactus ianthinus C�rdenas -- not accepted
	Cleistocactus icosagonus (Kunth) F.A.C. Weber -- accepted
	Cleistocactus jajoanus (Backeb.) G.J. Charles -- accepted
	Cleistocactus jujuyensis (Backeb.) Backeb. -- not accepted
	Cleistocactus laniceps (K. Schum.) Rol.-Goss. -- accepted
	Cleistocactus leonensis Madsen -- accepted
	Cleistocactus longiserpens Leuenb. -- accepted
	Cleistocactus luribayensis C�rdenas -- accepted
	Cleistocactus mendozae C�rdenas -- not accepted
	Cleistocactus micropetalus F. Ritter -- not accepted
	Cleistocactus morawetzianus Backeb. -- accepted
	Cleistocactus morawetzianus var. pycnacanthus Rauh & Backeb. -- not accepted
	Cleistocactus muyurinensis F. Ritter -- not accepted
	Cleistocactus neoroezlii (F. Ritter) Buxb. -- accepted
	Cleistocactus orthogonus C�rdenas -- not accepted
	Cleistocactus pachycladus (Rauh & Backeb.) Ostolaza -- accepted
	Cleistocactus palhuayensis F. Ritter & Shahori -- not accepted
	Cleistocactus paraguariensis F. Ritter -- not accepted
	Cleistocactus parapetiensis C�rdenas -- accepted
	Cleistocactus parviflorus (K. Schum.) Rol.-Goss. -- accepted
	Cleistocactus peculiaris (Rauh & Backeb.) Ostolaza -- not accepted
	Cleistocactus piraymirensis C�rdenas -- not accepted
	Cleistocactus plagiostoma (Vaupel) D.R. Hunt -- accepted
	Cleistocactus pojoensis (C�rdenas) Backeb. -- not accepted
	Cleistocactus pungens F. Ritter -- accepted
	Cleistocactus pycnacanthus (Rauh & Backeb.) Backeb. -- accepted
	Cleistocactus reae C�rdenas -- accepted
	Cleistocactus ressinianus C�rdenas -- not accepted
	Cleistocactus ritteri Backeb. -- accepted
	Cleistocactus roezlii (Haage) Backeb. -- not accepted
	Cleistocactus roseiflorus (Buining) G.D. Rowley -- not accepted
	Cleistocactus samaipatanus (C�rdenas) D.R. Hunt -- accepted
	Cleistocactus santacruzensis Backeb. -- not accepted
	Cleistocactus sepium (Kunth) F.A.C. Weber -- accepted
	Cleistocactus sextonianus (Backeb.) D.R. Hunt -- accepted
	Cleistocactus smaragdiflorus (F.A.C. Weber) Britton & Rose -- accepted
	Cleistocactus strausii (Heese) Backeb. -- accepted
	Cleistocactus sucrensis C�rdenas -- not accepted
	Cleistocactus sulcifer (Rauh & Backeb.) Leuenb. -- accepted
	Cleistocactus tarijensis C�rdenas -- not accepted
	Cleistocactus tenuiserpens Rauh & Backeb. -- accepted
	Cleistocactus tominensis (Weing.) Backeb. -- accepted
	Cleistocactus tominensis ssp. micropetalus (F. Ritter) Mottram -- accepted
	Cleistocactus tominensis ssp. tominensis (Weing.) Backeb. -- accepted
	Cleistocactus vallegrandensis C�rdenas -- not accepted
	Cleistocactus varispinus F. Ritter -- accepted
	Cleistocactus villaazuensis F. Ritter -- not accepted
	Cleistocactus villaazulensis F. Ritter -- not accepted
	Cleistocactus viridialabastri C�rdenas -- not accepted
	Cleistocactus viridiflorus Backeb. -- not accepted
	Cleistocactus vulpis-cauda F. Ritter & Cullmann -- not accepted
	Cleistocactus wendlandiorum Backeb. -- not accepted
	Cleistocactus winteri D.R. Hunt -- accepted
	Cleistocactus winteri ssp. colademono D.R. Hunt -- accepted
	Cleistocactus winteri ssp. winteri D.R. Hunt -- accepted
	Cleistocactus xylorhizus (F. Ritter) Ostolaza -- accepted
	Clistanthocereus Backeb. -- not accepted
	Clistanthocereus calviflorus (F. Ritter) Backeb. -- not accepted
	Clistanthocereus fieldianus (Britton & Rose) Backeb. -- not accepted
	Clistanthocereus hertlingianus Backeb. -- not accepted
	Clistanthocereus samnensis (F. Ritter) Backeb. -- not accepted
	Clistanthocereus tessellatus (Akers & Buining) Backeb. -- not accepted
	Cochemiea (K. Brandegee) Walton -- not accepted
	Cochemiea halei (Brandegee) Britton & Rose -- not accepted
	Cochemiea maritima G.E. Linds. -- not accepted
	Cochemiea pondii (Greene) Walton -- not accepted
	Cochemiea pondii ssp. maritima (G.E. Linds.) U. Guzm�n -- not accepted
	Cochemiea pondii ssp. setispina (J.M. Coult.) U. Guzm�n -- not accepted
	Cochemiea poselgeri (Hildm.) Britton & Rose -- not accepted
	Cochemiea setispina (J.M. Coult.) Walton -- not accepted
	Cochiseia W.H. Earle -- not accepted
	Cochiseia robbinsiorum W.H. Earle -- not accepted
	Coleocephalocereus Backeb. -- accepted
	Coleocephalocereus albicephalus (Buining & Brederoo) F.H. Brandt -- not accepted
	Coleocephalocereus aureispinus Buining & Brederoo -- not accepted
	Coleocephalocereus aureus F. Ritter -- accepted
	Coleocephalocereus braunii Diers & Esteves -- accepted
	Coleocephalocereus brevicylindricus (Buining) F. Ritter -- not accepted
	Coleocephalocereus buxbaumianus Buining -- accepted
	Coleocephalocereus buxbaumianus ssp. buxbaumianus Buining -- accepted
	Coleocephalocereus buxbaumianus ssp. flavisetus (F. Ritter) N.P. Taylor & Zappi -- accepted
	Coleocephalocereus decumbens F. Ritter -- not accepted
	Coleocephalocereus diersianus P.J. Braun & Esteves -- accepted
	Coleocephalocereus dybowskii (Rol.-Goss.) F.H. Brandt -- not accepted
	Coleocephalocereus elongatus (Buining) P.J. Braun -- not accepted
	Coleocephalocereus estevesii Diers -- not accepted
	Coleocephalocereus flavisetus F. Ritter -- not accepted
	Coleocephalocereus fluminensis (Miq.) Backeb. -- accepted
	Coleocephalocereus fluminensis ssp. braamhaarii (P.J. Braun) P.J. Braun & Esteves -- not accepted
	Coleocephalocereus fluminensis ssp. decumbens (F. Ritter) N.P. Taylor & Zappi -- accepted
	Coleocephalocereus fluminensis ssp. fluminensis (Miq.) Backeb. -- accepted
	Coleocephalocereus fluminensis ssp. paulensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Coleocephalocereus fluminensis var. braamhaarii P.J. Braun -- not accepted
	Coleocephalocereus goebelianus (Vaupel) Buining & Brederoo -- accepted
	Coleocephalocereus lehmannianus (Werderm.) F.H. Brandt -- not accepted
	Coleocephalocereus pluricostatus Buining & Brederoo -- accepted
	Coleocephalocereus pluricostatus ssp. uebelmanniorum P.J. Braun & Esteves -- not accepted
	Coleocephalocereus purpureus (Buining & Brederoo) F. Ritter -- accepted
	Coleocephalocereus uebelmanniorum (P.J. Braun & Esteves) P.J. Braun, Esteves & Hofacker -- not accepted
	Coloradoa Boissev. & C. Davidson -- not accepted
	Coloradoa mesae-verdae Boissev. & C. Davidson -- not accepted
	Consolea Lem. -- accepted
	Consolea bahamana A. Berger -- not accepted
	Consolea corallicola Small -- accepted -- Florida semaphore cactus
	Consolea falcata (Ekman & Werderm.) F.M. Knuth -- not accepted
	Consolea macracantha (Griseb.) A. Berger -- accepted
	Consolea microcarpa (K. Schum.) E.F. Anderson -- not accepted
	Consolea millspaughii A. Berger -- not accepted
	Consolea millspaughii ssp. caymanensis Areces -- not accepted
	Consolea millspaughii var. caymanensis Areces -- not accepted
	Consolea moniliformis (Haw. ex Steud.) A. Berger -- accepted
	Consolea moniliformis ssp. guantanamana Areces -- not accepted
	Consolea nashii A. Berger -- not accepted
	Consolea nashii ssp. gibarensis Areces -- not accepted
	Consolea picardae (Urb.) Areces -- not accepted
	Consolea spinosissima Lem. -- accepted
	Copiapoa Britton & Rose -- accepted
	Copiapoa ahremephiana N.P. Taylor & G.J. Charles -- accepted
	Copiapoa alticostata F. Ritter -- not accepted
	Copiapoa aphanes M�chler & Helmut Walter -- not accepted
	Copiapoa atacamensis Middled. -- not accepted
	Copiapoa boliviana (Pfeiff.) F. Ritter -- not accepted
	Copiapoa bridgesii (Pfeiff.) Backeb. -- not accepted
	Copiapoa calderiana F. Ritter -- accepted
	Copiapoa calderiana ssp. atacamensis (Middled.) Mottram -- accepted
	Copiapoa calderiana ssp. calderiana F. Ritter -- accepted
	Copiapoa calderiana ssp. longistaminea (F. Ritter) N.P. Taylor -- not accepted
	Copiapoa carrizalensis F. Ritter -- not accepted
	Copiapoa chaniaralensis F. Ritter -- not accepted
	Copiapoa cinerascens (Salm-Dyck) Britton & Rose -- accepted
	Copiapoa cinerea (Phil.) Britton & Rose -- accepted
	Copiapoa cinerea ssp. cinerea (Phil.) Britton & Rose -- accepted
	Copiapoa cinerea ssp. columna-alba (F. Ritter) D.R. Hunt -- accepted
	Copiapoa cinerea ssp. dealbata (F. Ritter) Slaba -- not accepted
	Copiapoa cinerea ssp. haseltoniana (Backeb.) N.P. Taylor -- accepted
	Copiapoa cinerea ssp. krainziana (F. Ritter) Slaba -- not accepted
	Copiapoa cinerea ssp. longistaminea (F. Ritter) Mereg. -- not accepted
	Copiapoa cinerea var. dealbata (F. Ritter) Slaba -- not accepted
	Copiapoa cinerea var. gigantea (Backeb.) N.P. Taylor -- not accepted
	Copiapoa cinerea var. krainziana (F. Ritter) G.J. Charles -- not accepted
	Copiapoa cinerea var. longistaminea (F. Ritter) Slaba -- not accepted
	Copiapoa columna-alba F. Ritter -- not accepted
	Copiapoa coquimbana (Karw. ex R�mpler) Britton & Rose -- accepted
	Copiapoa cuprea F. Ritter -- not accepted
	Copiapoa cupreata (Poselg. ex R�mpler) Backeb. -- not accepted
	Copiapoa dealbata F. Ritter -- accepted
	Copiapoa decorticans N.P. Taylor & G.J. Charles -- accepted
	Copiapoa desertorum F. Ritter -- not accepted
	Copiapoa dura F. Ritter -- not accepted
	Copiapoa echinata F. Ritter -- not accepted
	Copiapoa echinoides (Lem.) Britton & Rose -- accepted
	Copiapoa eremophila F. Ritter -- not accepted
	Copiapoa esmeraldana F. Ritter -- accepted
	Copiapoa ferox Lembcke & Backeb. -- not accepted
	Copiapoa fiedleriana (K. Schum.) Backeb. -- accepted
	Copiapoa gigantea Backeb. -- not accepted
	Copiapoa grandiflora F. Ritter -- accepted
	Copiapoa haseltoniana Backeb. -- not accepted
	Copiapoa hornilloensis F. Ritter -- not accepted
	Copiapoa humilis (Phil.) Hutchison -- accepted
	Copiapoa humilis ssp. australis Hoxey -- not accepted
	Copiapoa humilis ssp. humilis (Phil.) Hutchison -- accepted
	Copiapoa humilis ssp. tenuissima (F. Ritter) D.R. Hunt -- accepted
	Copiapoa humilis ssp. tocopillana (F. Ritter) D.R. Hunt -- accepted
	Copiapoa humilis ssp. variispinata (F. Ritter) D.R. Hunt -- accepted
	Copiapoa hypogaea F. Ritter -- accepted
	Copiapoa hypogaea ssp. hypogaea F. Ritter -- accepted
	Copiapoa hypogaea ssp. laui (Diers) G.J. Charles -- accepted
	Copiapoa hypogaea ssp. tenuissima F. Ritter ex D.R. Hunt -- not accepted
	Copiapoa krainziana F. Ritter -- accepted
	Copiapoa laui Diers -- not accepted
	Copiapoa lembckei Backeb. -- not accepted
	Copiapoa longispina F. Ritter -- not accepted
	Copiapoa longistaminea F. Ritter -- accepted
	Copiapoa marginata (Salm-Dyck) Britton & Rose -- accepted
	Copiapoa megarhiza Britton & Rose -- accepted
	Copiapoa megarhiza var. echinata (F. Ritter) A.E. Hoffm. -- accepted
	Copiapoa megarhiza var. megarhiza Britton & Rose -- accepted
	Copiapoa melanohystrix F. Ritter -- not accepted
	Copiapoa mollicula F. Ritter -- not accepted
	Copiapoa montana F. Ritter -- accepted
	Copiapoa montana ssp. grandiflora (F. Ritter) N.P. Taylor -- not accepted
	Copiapoa olivana F. Ritter -- not accepted
	Copiapoa paposoensis F. Ritter -- not accepted
	Copiapoa pendulina F. Ritter -- not accepted
	Copiapoa pepiniana (Lem. ex Salm-Dyck) Backeb. -- not accepted
	Copiapoa pseudocoquimbana F. Ritter -- not accepted
	Copiapoa rarissima F. Ritter -- not accepted
	Copiapoa rubriflora F. Ritter -- not accepted
	Copiapoa rupestris F. Ritter -- not accepted
	Copiapoa serpentisulcata F. Ritter -- accepted
	Copiapoa solaris (F. Ritter) F. Ritter -- accepted
	Copiapoa streptocaulon (Hook.) Oosten -- not accepted
	Copiapoa taltalensis (Werderm.) Looser -- accepted
	Copiapoa taltalensis ssp. desertorum (F. Ritter) G.J. Charles -- accepted
	Copiapoa taltalensis ssp. taltalensis (Werderm.) Looser -- accepted
	Copiapoa tenebrosa F. Ritter -- not accepted
	Copiapoa tenuissima F. Ritter -- not accepted
	Copiapoa tocopillana F. Ritter -- not accepted
	Copiapoa totoralensis F. Ritter -- not accepted
	Copiapoa vallenarensis F. Ritter -- not accepted
	Copiapoa variispinata F. Ritter -- not accepted
	Corryocactus Britton & Rose -- accepted
	Corryocactus acervatus F. Ritter -- not accepted
	Corryocactus apiciflorus (Vaupel) Hutchison -- accepted
	Corryocactus aureus (F.A.C. Weber) Hutchison -- accepted
	Corryocactus ayacuchoensis Rauh & Backeb. -- accepted
	Corryocactus ayopayanus C�rdenas -- not accepted
	Corryocactus brachycladus F. Ritter -- not accepted
	Corryocactus brachypetalus (Vaupel) Britton & Rose -- accepted
	Corryocactus brevispinus Rauh & Backeb. -- not accepted
	Corryocactus brevistylus (K. Schum. ex Vaupel) Britton & Rose -- accepted
	Corryocactus brevistylus ssp. puquiensis (Rauh & Backeb.) Ostolaza -- not accepted
	Corryocactus brevistylus var. puquiensis (Rauh & Backeb.) F. Ritter -- not accepted
	Corryocactus chachapoyensis Ochoa & Backeb. ex D.R. Hunt -- accepted
	Corryocactus charazanensis C�rdenas -- not accepted
	Corryocactus chavinilloensis F. Ritter -- not accepted
	Corryocactus cuajonesensis F. Ritter -- not accepted
	Corryocactus erectus (Backeb.) F. Ritter -- accepted
	Corryocactus gracilis F. Ritter -- not accepted
	Corryocactus heteracanthus Backeb. -- not accepted
	Corryocactus huincoensis F. Ritter -- not accepted
	Corryocactus krausii Backeb. -- not accepted
	Corryocactus matucanensis F. Ritter -- not accepted
	Corryocactus maximus (Backeb.) Hutchison -- not accepted
	Corryocactus megarhizus F. Ritter -- not accepted
	Corryocactus melaleucus F. Ritter -- not accepted
	Corryocactus melanotrichus (K. Schum.) Britton & Rose -- accepted
	Corryocactus odoratus F. Ritter -- not accepted
	Corryocactus pachycladus Rauh & Backeb. -- not accepted
	Corryocactus pilispinus F. Ritter -- not accepted
	Corryocactus prostratus F. Ritter -- not accepted
	Corryocactus pulquinensis C�rdenas -- not accepted
	Corryocactus puquiensis Rauh & Backeb. -- not accepted
	Corryocactus pyroporphyranthus F. Ritter -- not accepted
	Corryocactus quadrangularis (Rauh & Backeb.) F. Ritter -- accepted
	Corryocactus quivillanus F. Ritter -- not accepted
	Corryocactus serpens F. Ritter -- accepted
	Corryocactus solitarius F. Ritter -- not accepted
	Corryocactus spiniflorus (Phil.) Hutchison -- not accepted
	Corryocactus squarrosus (Vaupel) Hutchison -- accepted
	Corryocactus tarijensis C�rdenas -- accepted
	Corryocactus tenuiculus (Backeb.) Hutchison -- not accepted
	Corynopuntia F.M. Knuth -- accepted
	Corynopuntia bulbispina (Engelm.) F.M. Knuth -- accepted
	Corynopuntia dumetorum (A. Berger) F.M. Knuth -- not accepted
	Corynopuntia invicta (Brandegee) F.M. Knuth -- accepted
	Corynopuntia marenae (S.H. Parsons) M.P. Griff. -- accepted
	Corynopuntia moelleri (A. Berger) F.M. Knuth -- accepted
	Corynopuntia reflexispina (Wiggins & Rollins) Backeb. -- accepted
	Corynopuntia vilis (Rose) F.M. Knuth -- accepted
	Coryphantha (Engelm.) Lem. -- accepted -- beehive cactus
	Coryphantha aggregata (Engelm.) Britton & Rose -- not accepted
	Coryphantha albicolumnaria (Hester) Zimmerman -- not accepted -- white column cory cactus
	Coryphantha alversonii (J.M. Coult.) Orcutt -- not accepted
	Coryphantha andreae (J.A. Purpus & Boed.) A. Berger -- not accepted
	Coryphantha arizonica (Engelm. ex Brew & Wats) Britton & Rose -- not accepted
	Coryphantha asperispina Boed. -- not accepted
	Coryphantha bergeriana Boed. -- not accepted
	Coryphantha bernalensis L. Bremer -- not accepted
	Coryphantha borwigii J.A. Purpus ex A. Berger -- not accepted
	Coryphantha bumamma (Ehrenb.) Britton & Rose -- not accepted
	Coryphantha bussleri (Mundt) Scheinvar -- not accepted
	Coryphantha calipensis Bravo ex S. Arias Montes, U. Guzman Cruz & S. Gama Lopez -- not accepted
	Coryphantha calochlora Boed. -- not accepted
	Coryphantha chaffeyi (Britton & Rose) Fosberg -- not accepted -- Chaffey's cory cactus
	Coryphantha chlorantha (Engelm.) Britton & Rose -- not accepted
	Coryphantha clavata (Scheidw.) Backeb. -- accepted
	Coryphantha clavata ssp. clavata (Scheidw.) Backeb. -- accepted
	Coryphantha clavata ssp. stipitata (Scheidw.) Dicht & A. L�thy -- accepted
	Coryphantha columnaris Lahman -- not accepted
	Coryphantha compacta (Engelm.) Britton & Rose -- accepted
	Coryphantha conimamma (Linke) A. Berger -- not accepted
	Coryphantha connivens Britton & Rose -- not accepted
	Coryphantha cornifera (DC.) Lem. -- accepted -- Biznaga-partida de cuernos, rhinoceros cactus
	Coryphantha cornifera var. echinus (Engelm.) L.D. Benson -- not accepted -- rhinoceros cactus
	Coryphantha cornuta (Hildm. ex K.Schum.) A. Berger -- not accepted
	Coryphantha cubensis Britton & Rose -- not accepted
	Coryphantha cuencamensis L. Bremer -- not accepted
	Coryphantha dasyacantha (Engelm.) Orcutt -- not accepted
	Coryphantha dasyacantha var. varicolor (Tiegel) L.D. Benson -- not accepted
	Coryphantha delaetiana (Quehl) A. Berger -- accepted
	Coryphantha delicata L. Bremer -- accepted
	Coryphantha densispina Werderm. -- not accepted
	Coryphantha deserti (Engelm.) Britton & Rose -- not accepted
	Coryphantha difficilis (Quehl) Orcutt -- accepted
	Coryphantha duncanii (Hester) L.D. Benson -- not accepted -- Duncan's cory cactus
	Coryphantha durangensis (Runge ex K. Schum.) Britton & Rose -- accepted
	Coryphantha durangensis ssp. cuencamensis (L. Bremer) Dicht & A. L�thy -- accepted
	Coryphantha durangensis ssp. durangensis (Runge ex K. Schum.) Britton & Rose -- accepted
	Coryphantha echinoidea (Quehl) Britton & Rose -- accepted
	Coryphantha echinus (Engelm.) Orcutt -- accepted
	Coryphantha elephantidens (Lem.) Lem. -- accepted
	Coryphantha elephantidens ssp. bumamma (Ehrenb.) Dicht & A. L�thy -- accepted
	Coryphantha elephantidens ssp. elephantidens (Lem.) Lem. -- accepted
	Coryphantha elephantidens ssp. greenwoodii (Bravo) Dicht & A. L�thy -- accepted
	Coryphantha erecta (Lem.) Lem. -- accepted
	Coryphantha garessii L. Bremer -- not accepted
	Coryphantha georgii Boed. -- accepted
	Coryphantha gladiispina (Boed.) A. Berger -- not accepted
	Coryphantha glanduligera (Otto & A. Dietr.) Lem. -- accepted
	Coryphantha glassii Dicht & A. L�thy -- accepted
	Coryphantha gracilis L. Bremer & A.B. Lau -- accepted
	Coryphantha grandis L. Bremer -- not accepted
	Coryphantha grata L. Bremer -- not accepted
	Coryphantha greenwoodii Bravo -- not accepted
	Coryphantha guerkeana (Boed.) Britton & Rose -- not accepted
	Coryphantha henricksonii (Glass & R.A. Foster) Glass & R.A. Foster -- not accepted
	Coryphantha hesteri Y. Wright -- not accepted -- Hester's cory cactus
	Coryphantha hintoniorum Dicht & A. L�thy -- accepted
	Coryphantha hintoniorum ssp. geoffreyi Dicht & A. L�thy -- accepted
	Coryphantha hintoniorum ssp. hintoniorum Dicht & A. L�thy -- accepted
	Coryphantha indensis L. Bremer -- not accepted
	Coryphantha jalpanensis Buchenau -- accepted
	Coryphantha kracikii Halda, Chalupa & Kupc�k -- accepted
	Coryphantha laredoi Glass & R.A. Foster -- not accepted
	Coryphantha laui L. Bremer -- not accepted
	Coryphantha longicornis Boed. -- accepted
	Coryphantha macromeris (Engelm.) Lem. -- accepted -- Biznaga-partida partida, nipple beehive cactus
	Coryphantha macromeris ssp. macromeris (Engelm.) Lem. -- accepted
	Coryphantha macromeris ssp. runyonii (Britton & Rose) N.P. Taylor -- accepted
	Coryphantha macromeris var. runyonii (Britton & Rose) L.D. Benson -- not accepted -- Runyon's beehive cactus
	Coryphantha maiz-tablasensis Fritz Schwartz ex Backeb. -- accepted
	Coryphantha maliterrarum L. Bremer -- not accepted
	Coryphantha melleospina Bravo -- not accepted
	Coryphantha minima Baird -- not accepted -- Nellie Cory cactus
	Coryphantha missouriensis (Sweet) Britton & Rose -- not accepted
	Coryphantha missouriensis var. caespitosa (Engelm.) L.D. Benson -- not accepted
	Coryphantha missouriensis var. marstonii (Clover) L.D. Benson -- not accepted
	Coryphantha missouriensis var. robustior (Engelm.) L.D. Benson -- not accepted
	Coryphantha muehlenpfordtii (Poselg.) Britton & Rose -- not accepted
	Coryphantha muehlenpfordtii ssp. robustispina (A. Schott ex Engelm.) Dicht -- not accepted
	Coryphantha muehlenpfordtii var. robustispina (A. Schott ex Engelm.) W.T. Marshall -- not accepted
	Coryphantha neglecta L. Bremer -- accepted
	Coryphantha nellieae Croizat -- not accepted
	Coryphantha neoscheeri Backeb. -- not accepted
	Coryphantha nickelsiae (K. Brandegee) Britton & Rose -- accepted -- Biznaga-partida de Laredo, Nickels' cactus
	Coryphantha obscura Boed. -- not accepted
	Coryphantha octacantha (DC.) Britton & Rose -- accepted
	Coryphantha odorata Boed. -- accepted
	Coryphantha orcuttii (Boed.) Zimmerman -- not accepted
	Coryphantha organensis Zimmerman -- not accepted
	Coryphantha ottonis (Pfeiff.) Lem. -- accepted
	Coryphantha pallida Britton & Rose -- accepted
	Coryphantha pallida ssp. calipensis (Bravo ex S. Arias Montes, U. Guzman Cruz & S. Gama Lopez) R.F. Dicht & A. L�thy -- accepted
	Coryphantha pallida ssp. pallida Britton & Rose -- accepted
	Coryphantha palmeri Britton & Rose -- not accepted
	Coryphantha panarottoi Halda & Hor�cek -- not accepted
	Coryphantha pectinata (Engelm.) Britton & Rose -- not accepted
	Coryphantha pirtlei Werderm. -- not accepted
	Coryphantha poselgeriana (A. Dietr.) Britton & Rose -- accepted
	Coryphantha potosiana (Jacobi) Glass & R.A. Foster -- accepted
	Coryphantha pseudoechinus Boed. -- accepted
	Coryphantha pseudoechinus ssp. laui (L. Bremer) Dicht & A. L�thy -- accepted
	Coryphantha pseudoechinus ssp. pseudoechinus Boed. -- accepted
	Coryphantha pseudonickelsae Backeb. -- accepted
	Coryphantha pseudoradians Bravo -- not accepted
	Coryphantha pulleineana (Backeb.) Glass -- accepted
	Coryphantha pusilliflora L. Bremer -- not accepted
	Coryphantha pycnacantha (Mart.) Lem. -- accepted
	Coryphantha radians (DC.) Britton & Rose -- not accepted
	Coryphantha ramillosa Cutak -- accepted -- whiskerbush, bunched cory cactus
	Coryphantha ramillosa ssp. ramillosa Cutak -- accepted
	Coryphantha ramillosa ssp. santarosa Dicht & A. L�thy -- accepted
	Coryphantha recurvata (Engelm.) Britton & Rose -- accepted -- Biznaga-partida de espinas curvas, Santa Cruz beehive cactus
	Coryphantha recurvispina (de Vriese) L. Bremer -- not accepted
	Coryphantha reduncuspina Boed. -- not accepted
	Coryphantha retusa (Pfeiff.) Britton & Rose -- accepted
	Coryphantha robbinsiorum (W.H. Earle) A.D. Zimmerman -- not accepted -- Cochise pincushion cactus
	Coryphantha robbinsorum (W.H. Earle) A.D. Zimmerman -- not accepted -- Cochise pincushion cactus
	Coryphantha robertii A. Berger -- not accepted
	Coryphantha robustispina (A. Schott ex Engelm.) Britton & Rose -- accepted -- Biznaga-partida de espinas gruesas
	Coryphantha robustispina ssp. robustispina (A. Schott ex Engelm.) Britton & Rose -- accepted
	Coryphantha robustispina ssp. scheeri (Lem.) N.P. Taylor -- accepted
	Coryphantha robustispina ssp. uncinata (L.D. Benson) N.P. Taylor -- not accepted
	Coryphantha roederiana Boed. -- not accepted
	Coryphantha runyonii Britton & Rose -- not accepted
	Coryphantha salinensis (Poselg.) Dicht & A. L�thy -- accepted
	Coryphantha salm-dyckiana (Scheer) Britton & Rose -- not accepted
	Coryphantha scheeri (Muehlenpf.) L.D. Benson -- not accepted -- Biznaga-partida mula, Scheer's beehive cactus, beehive coryphantha
	Coryphantha scheeri var. robustispina (A. Schott ex Engelm.) L.D. Benson -- not accepted -- longtubercle beehive cactus, Pima pineapple cactus
	Coryphantha scheeri var. uncinata L.D. Benson -- not accepted -- Scheer's beehive cactus
	Coryphantha schwarziana Boed. -- not accepted
	Coryphantha similis (Engelm.) Britton & Rose -- not accepted
	Coryphantha sneedii (Britton & Rose) A. Berger -- not accepted -- Sneed pincushion cactus
	Coryphantha sneedii var. leei (Rose ex Boed.) L.D. Benson -- not accepted -- Lee pincushion cactus
	Coryphantha speciosa Boed. -- not accepted
	Coryphantha strobiliformis (Poselg.) Orcutt -- not accepted
	Coryphantha strobiliformis var. durispina (Quehl) L.D. Benson -- not accepted
	Coryphantha strobiliformis var. orcuttii (Boed.) L.D. Benson -- not accepted
	Coryphantha sulcata (Engelm.) Britton & Rose -- accepted -- pineapple cactus, finger cactus
	Coryphantha sulcata var. nickelsiae (K. Brandegee) L.D. Benson -- not accepted -- Nickels' cory cactus
	Coryphantha tripugionacantha A.B. Lau -- accepted
	Coryphantha unicornis Boed. -- not accepted
	Coryphantha valida (J.A. Purpus) L. Bremer -- not accepted
	Coryphantha vaupeliana Boed. -- accepted
	Coryphantha villarensis Backeb. -- not accepted
	Coryphantha vivipara (Nutt.) Britton & Rose -- not accepted
	Coryphantha vivipara var. aggregata (Engelm.) W.T. Marshall -- not accepted
	Coryphantha vivipara var. alversonii (J.M. Coult.) L.D. Benson -- not accepted -- Alverson's foxtail cactus
	Coryphantha vogtherriana Werderm. & Boed. -- accepted
	Coryphantha wohlschlageri Holzeis -- accepted
	Coryphantha zilziana Boed. -- not accepted
	Cryptocereus Alexander -- not accepted
	Cryptocereus anthonyanus Alexander -- not accepted
	Cryptocereus imitans (Kimnach & Hutchison) Backeb. -- not accepted
	Cryptocereus rosei (Kimnach) Backeb. -- not accepted
	Cumarinia (F.M. Knuth) Buxb. -- not accepted
	Cumarinia odorata (Boed.) Buxb. -- not accepted
	Cumulopuntia F. Ritter -- accepted
	Cumulopuntia alboareolata (F. Ritter) F. Ritter -- not accepted
	Cumulopuntia berteroi (Colla) F. Ritter -- not accepted
	Cumulopuntia boliviana (Salm-Dyck) F. Ritter -- accepted
	Cumulopuntia boliviana ssp. boliviana (Salm-Dyck) F. Ritter -- accepted
	Cumulopuntia boliviana ssp. dactylifera (Vaupel) D.R. Hunt -- accepted
	Cumulopuntia boliviana ssp. echinacea (F. Ritter) D.R. Hunt -- accepted
	Cumulopuntia boliviana ssp. ignescens (Vaupel) D.R. Hunt -- accepted
	Cumulopuntia chichensis (C�rdenas) E.F. Anderson -- accepted
	Cumulopuntia corotilla (K. Schum. ex Vaupel) E.F. Anderson -- not accepted
	Cumulopuntia crassicylindrica (Rauh & Backeb.) F. Ritter ex Eggli -- not accepted
	Cumulopuntia dactylifera (Vaupel) E.F. Anderson -- not accepted
	Cumulopuntia echinacea (F. Ritter) F. Ritter -- not accepted
	Cumulopuntia famatinensis F. Ritter -- not accepted
	Cumulopuntia frigida F. Ritter -- not accepted
	Cumulopuntia fulvicoma (Rauh & Backeb.) E.F. Anderson -- not accepted
	Cumulopuntia galerasensis F. Ritter -- not accepted
	Cumulopuntia hystrix F. Ritter -- not accepted
	Cumulopuntia ignescens (Vaupel) F. Ritter -- not accepted
	Cumulopuntia ignota (Britton & Rose) F. Ritter -- not accepted
	Cumulopuntia kuehnrichiana (Werderm. & Backeb.) F. Ritter -- not accepted
	Cumulopuntia mistiensis (Backeb.) E.F. Anderson -- not accepted
	Cumulopuntia multiareolata (F. Ritter) F. Ritter -- not accepted
	Cumulopuntia pampana F. Ritter -- not accepted
	Cumulopuntia pyrrhacantha (K. Schum.) F. Ritter -- not accepted
	Cumulopuntia rauppiana (K. Schum.) F. Ritter -- not accepted
	Cumulopuntia recurvata Gilmer & H.P. Thomas -- not accepted
	Cumulopuntia rossiana (Heinrich & Backeb.) F. Ritter -- accepted
	Cumulopuntia sphaerica (C.F. F�rst.) E.F. Anderson -- accepted
	Cumulopuntia subterranea (R.E. Fr.) F. Ritter -- not accepted
	Cumulopuntia ticnamarensis F. Ritter -- not accepted
	Cumulopuntia tortispina F. Ritter -- not accepted
	Cumulopuntia tubercularis F. Ritter -- not accepted
	Cumulopuntia tumida F. Ritter -- not accepted
	Cumulopuntia unguispina (Backeb.) F. Ritter -- not accepted
	Cumulopuntia zehnderi (Rauh & Backeb.) F. Ritter -- not accepted
	Cylindropuntia (Engelm.) F.M. Knuth -- accepted
	Cylindropuntia abyssi (Hester) Backeb. -- accepted -- Peach Springs cholla
	Cylindropuntia acanthocarpa (Engelm. & J.M. Bigelow) F.M. Knuth -- accepted
	Cylindropuntia acanthocarpa ssp. acanthocarpa (Engelm. & J.M. Bigelow) F.M. Knuth -- accepted
	Cylindropuntia acanthocarpa ssp. coloradensis (L.D. Benson) U. Guzm�n -- accepted
	Cylindropuntia acanthocarpa ssp. major (Engelm. & J.M. Bigelow) U. Guzm�n -- accepted
	Cylindropuntia acanthocarpa var. thornberi (Thornber & Bonker) Backeb. -- accepted
	Cylindropuntia alamosensis (Britton & Rose) Backeb. -- not accepted
	Cylindropuntia alcahes (F.A.C. Weber) F.M. Knuth -- accepted
	Cylindropuntia alcahes var. alcahes (F.A.C. Weber) F.M. Knuth -- accepted
	Cylindropuntia alcahes var. burrageana (Britton & Rose) Rebman -- accepted
	Cylindropuntia anteojoensis (Pinkava) E.F. Anderson -- accepted
	Cylindropuntia arbuscula (Engelm.) F.M. Knuth -- accepted
	Cylindropuntia bigelovii (Engelm.) F.M. Knuth -- accepted
	Cylindropuntia bigelovii var. bigelovii (Engelm.) F.M. Knuth -- accepted
	Cylindropuntia bigelovii var. ciribe (Engelm. ex J.M. Coult.) Rebman -- accepted
	Cylindropuntia brevispina (H.E. Gates) Backeb. -- not accepted
	Cylindropuntia brittonii (J.G. Ortega) Backeb. -- not accepted
	Cylindropuntia burrageana (Britton & Rose) Backeb. -- not accepted
	Cylindropuntia californica (Torr. & A. Gray) F.M. Knuth -- accepted
	Cylindropuntia californica var. californica (Torr. & A. Gray) F.M. Knuth -- accepted
	Cylindropuntia californica var. delgadilloana (Rebman & Pinkava) Rebman -- accepted
	Cylindropuntia californica var. parkeri (J.M. Coult.) Pinkava -- accepted
	Cylindropuntia californica var. rosarica (G.E. Linds.) Rebman -- accepted
	Cylindropuntia calmalliana (J.M. Coult.) F.M. Knuth -- not accepted
	Cylindropuntia caribaea (Britton & Rose) F.M. Knuth -- accepted
	Cylindropuntia cholla (F.A.C. Weber) F.M. Knuth -- accepted
	Cylindropuntia ciribe (Engelm.) F.M. Knuth -- not accepted
	Cylindropuntia clavellina (Engelm. ex J.M. Coult.) F.M. Knuth -- not accepted
	Cylindropuntia davisii (Engelm. & J.M. Bigelow) F.M. Knuth -- accepted
	Cylindropuntia delgadilloana Rebman & Pinkava -- not accepted
	Cylindropuntia echinocarpa (Engelm. & J.M. Bigelow) F.M. Knuth -- accepted
	Cylindropuntia fulgida (Engelm.) F.M. Knuth -- accepted
	Cylindropuntia fulgida var. fulgida (Engelm.) F.M. Knuth -- accepted
	Cylindropuntia fulgida var. mamillata (A. Schott ex Engelm.) Backeb. -- accepted
	Cylindropuntia ganderi (C.B. Wolf) Rebman & Pinkava -- accepted
	Cylindropuntia haematacantha Backeb. -- not accepted
	Cylindropuntia hualpaensis (Hester) Backeb. -- not accepted
	Cylindropuntia humahuacana Backeb. -- not accepted
	Cylindropuntia hystrix (Griseb.) Areces -- accepted
	Cylindropuntia imbricata (Haw.) F.M. Knuth -- accepted
	Cylindropuntia imbricata var. argentea (M.S. Anthony) Backeb. -- accepted
	Cylindropuntia imbricata var. imbricata (Haw.) F.M. Knuth -- accepted
	Cylindropuntia intermedia (Rauh & Backeb.) Rauh & Backeb. -- not accepted
	Cylindropuntia kleiniae (DC.) F.M. Knuth -- accepted
	Cylindropuntia leptocaulis (DC.) F.M. Knuth -- accepted -- tesajo cactus, tasajillo, Christmas cactus
	Cylindropuntia lindsayi (Rebman) Rebman -- accepted
	Cylindropuntia lloydii (Rose) F.M. Knuth -- not accepted
	Cylindropuntia metuenda (Pittier) Backeb. -- not accepted
	Cylindropuntia molesta (Brandegee) F.M. Knuth -- accepted
	Cylindropuntia munzii (C.B. Wolf) Backeb. -- accepted
	Cylindropuntia pallida (Rose) F.M. Knuth -- accepted
	Cylindropuntia parryi (Engelm.) F.M. Knuth -- not accepted
	Cylindropuntia prolifera (Engelm.) F.M. Knuth -- accepted
	Cylindropuntia ramosissima (Engelm.) F.M. Knuth -- accepted
	Cylindropuntia recondita (Griffiths) F.M. Knuth -- not accepted
	Cylindropuntia rosarica (G.E. Linds.) Backeb. -- not accepted
	Cylindropuntia rosea (DC.) Backeb. -- accepted
	Cylindropuntia sanfelipensis (Rebman) Rebman -- accepted
	Cylindropuntia santamaria (E.M. Baxter) Rebman -- accepted
	Cylindropuntia spinosior (Engelm.) F.M. Knuth -- accepted
	Cylindropuntia teres (Cels ex F.A.C. Weber) Backeb. -- not accepted
	Cylindropuntia tesajo (Engelm. ex J.M. Coult.) F.M. Knuth -- accepted
	Cylindropuntia thurberi (Engelm.) F.M. Knuth -- accepted
	Cylindropuntia tunicata (Lehm.) F.M. Knuth -- accepted
	Cylindropuntia versicolor (Engelm. ex J.M. Coult.) F.M. Knuth -- accepted
	Cylindropuntia weingartiana (Backeb.) Backeb. -- not accepted
	Cylindropuntia whipplei (Engelm. & J.M. Bigelow) F.M. Knuth -- accepted
	Cylindropuntia wigginsii (L.D. Benson) H. Rob. -- not accepted
	Cylindropuntia wolfii (L.D. Benson) M.A. Baker -- accepted
	Cylindropuntia X deserta (Griffiths) Pinkava -- accepted
	Cylindropuntia X fosbergii (C.B. Wolf) Rebman, M.A. Baker & Pinkava -- accepted
	Cylindropuntia X kelvinensis (V.E. Grant & K.A. Grant) P.V. Heath -- accepted
	Cylindropuntia X multigeniculata (Clokey) Backeb. -- accepted
	Cylindropuntia X munzii (C.B. Wolf) Backeb. -- not accepted
	Cylindropuntia X neoarbuscula (Griffiths) Backeb. & F.M. Knuth -- accepted
	Cylindropuntia X tetracantha (Toumey) F.M. Knuth -- accepted
	Cylindropuntia X viridiflora (Britton & Rose) F.M. Knuth -- accepted
	Cylindropuntia X vivipara (Rose) F.M. Knuth -- accepted
	Deamia Britton & Rose -- not accepted
	Deamia diabolica Clover -- not accepted
	Deamia testudo (Karw. ex Zucc.) Britton & Rose -- not accepted
	Delaetia Backeb. -- not accepted
	Delaetia woutersiana Backeb. -- not accepted
	Dendrocereus Britton & Rose -- accepted
	Dendrocereus nudiflorus (Engelm. ex Sauvalle) Britton & Rose -- accepted
	Dendrocereus undulosus (DC.) Britton & Rose -- accepted
	Denmoza Britton & Rose -- accepted
	Denmoza erythrocephalus (K. Schum.) A. Berger -- not accepted
	Denmoza rhodacantha (Salm-Dyck) Britton & Rose -- accepted
	Digitostigma Velazco & Nev�rez -- not accepted
	Digitostigma caput-medusae Velazco & Nev�rez -- not accepted
	Discocactus Pfeiff. -- accepted
	Discocactus albispinus Buining & Brederoo -- not accepted
	Discocactus araneispinus Buining ex Brederoo -- not accepted
	Discocactus araneispinus S. Theun. -- not accepted
	Discocactus bahiensis Britton & Rose -- accepted
	Discocactus bahiensis ssp. subviridigriseus (Buining ex Brederoo) P.J. Braun & Esteves -- not accepted
	Discocactus boliviensis Backeb. -- accepted
	Discocactus boomianus Buining & Brederoo -- not accepted
	Discocactus buenekeri W.R. Abraham -- not accepted
	Discocactus cangaensis Diers & Esteves -- not accepted
	Discocactus catingicola Buining & Brederoo -- accepted
	Discocactus catingicola ssp. rapirhizua (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Discocactus catingicola var. griseus (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Discocactus cephaliaciculosus Buining & Brederoo ex P.J. Braun & Esteves -- not accepted
	Discocactus cephaliaciculosus ssp. nudicephalus P.J. Braun & Esteves -- not accepted
	Discocactus crassispinus P.J. Braun & Esteves -- not accepted
	Discocactus crystallophilus Diers & Esteves -- not accepted
	Discocactus diersianus Esteves -- accepted
	Discocactus estevesii Diers -- not accepted
	Discocactus ferricola Buining & Brederoo -- accepted
	Discocactus flavispinus Buining & Brederoo -- not accepted
	Discocactus goianus Diers & Esteves -- not accepted
	Discocactus griseus Buining & Brederoo -- not accepted
	Discocactus hartmannii (K. Schum.) Britton & Rose -- accepted
	Discocactus hartmannii var. magnimammus (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Discocactus hartmannii var. patulifolius (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Discocactus heptacanthus (Barb. Rodr.) Britton & Rose -- accepted
	Discocactus heptacanthus ssp. catingicola (Buining & Brederoo) N.P. Taylor & Zappi -- not accepted
	Discocactus heptacanthus ssp. magnimammus (Buining & Brederoo) N.P. Taylor & Zappi -- not accepted
	Discocactus horstii Buining & Brederoo -- accepted
	Discocactus latispinus Buining ex Brederoo -- not accepted
	Discocactus lindaianus Diers & Esteves -- not accepted
	Discocactus magnimammus Buining & Brederoo -- not accepted
	Discocactus magnimammus ssp. bonitoensis Buining & Brederoo -- not accepted
	Discocactus mamillosus Buining & Brederoo -- not accepted
	Discocactus melanochlorus Buining ex Brederoo -- not accepted
	Discocactus multicolorispinus P.J. Braun & Brederoo -- not accepted
	Discocactus nigrisaetosus Buining ex Brederoo -- not accepted
	Discocactus pachythele Buining & Brederoo -- not accepted
	Discocactus patulifolius Buining & Brederoo -- not accepted
	Discocactus piauiensis P.J. Braun & Esteves -- not accepted
	Discocactus placentiformis (Lehm.) K. Schum. -- accepted
	Discocactus promentigibbus Diers & Esteves -- not accepted
	Discocactus pseudoinsignis N.P. Taylor & Zappi -- accepted
	Discocactus pseudolatispinus Diers & Esteves -- not accepted
	Discocactus pugionacanthus Buining ex Brederoo -- not accepted
	Discocactus rapirhizus Buining & Brederoo -- not accepted
	Discocactus semicampaniflorus Buining & Brederoo -- not accepted
	Discocactus silicicola Buining & Brederoo -- not accepted
	Discocactus silvaticus Buining ex Brederoo -- not accepted
	Discocactus spinosior Buining ex Brederoo -- not accepted
	Discocactus squamibaccatus Buining ex Brederoo -- not accepted
	Discocactus subviridigriseus Buining ex Brederoo -- not accepted
	Discocactus tricornis Monv. ex Pfeiff. -- not accepted
	Discocactus zehntneri Britton & Rose -- accepted
	Discocactus zehntneri ssp. boomianus (Buining, Brederoo ex Buining) N.P. Taylor & Zappi -- accepted
	Discocactus zehntneri ssp. zehntneri Britton & Rose -- accepted
	Disocactus Lindl. -- accepted
	Disocactus ackermannii (Haw.) Barthlott -- accepted
	Disocactus ackermannii ssp. ackermannii (Haw.) Barthlott -- accepted
	Disocactus ackermannii ssp. conzattianus (T. MacDoug.) Ralf Bauer -- accepted
	Disocactus acuminatus (Cufod.) Kimnach -- not accepted
	Disocactus alatus (Sw.) Kimnach -- not accepted
	Disocactus amazonicus (K. Schum.) D.R. Hunt -- not accepted
	Disocactus aurantiacus (Kimnach) Barthlott -- not accepted
	Disocactus biformis (Lindl.) Lindl. -- accepted
	Disocactus cinnabarinus (Weing.) Barthlott -- not accepted
	Disocactus eichlamii (Weing.) Britton & Rose -- accepted
	Disocactus flagelliformis (L.) Barthlott -- accepted
	Disocactus himantocladus (Rol.-Goss.) Kimnach -- not accepted
	Disocactus horichii Kimnach -- not accepted
	Disocactus kimnachii G.D. Rowley -- accepted
	Disocactus lankesteri Kimnach -- not accepted
	Disocactus macdougallii (Alexander) Barthlott -- accepted
	Disocactus macranthus (Alexander) Kimnach & Hutchison -- accepted
	Disocactus martianus (Zucc.) Barthlott -- accepted
	Disocactus nelsonii (Britton & Rose) Linding. -- accepted
	Disocactus nelsonii ssp. hondurensis (Kimnach) Doweld -- accepted
	Disocactus nelsonii ssp. nelsonii (Britton & Rose) Linding. -- accepted
	Disocactus phyllanthoides (DC.) Barthlott -- accepted
	Disocactus quezaltecus (Standl. & Steyerm.) Kimnach -- accepted
	Disocactus ramulosus (Salm-Dyck) Kimnach -- not accepted
	Disocactus schrankii (Seitz) Barthlott -- not accepted
	Disocactus speciosus (Cav.) Barthlott -- accepted
	Disocactus speciosus ssp. aurantiacus (Kimnach) Ralf Bauer -- accepted
	Disocactus speciosus ssp. blomianus (Kimnach) Ralf Bauer -- accepted
	Disocactus speciosus ssp. cinnabarinus (Weing.) Ralf Bauer -- accepted
	Disocactus speciosus ssp. speciosus (Cav.) Barthlott -- accepted
	Dolichothele (K. Schum.) Britton & Rose -- not accepted
	Dolichothele albescens (Tiegel) Backeb. -- not accepted
	Dolichothele balsasoides (R.T. Craig) Backeb. -- not accepted
	Dolichothele baumii (Boed.) Backeb. -- not accepted
	Dolichothele beneckei (Ehrenb.) Backeb. -- not accepted
	Dolichothele longimamma (DC.) Britton & Rose -- not accepted
	Dolichothele nelsonii (Britton & Rose) Backeb. -- not accepted
	Dolichothele sphaerica (A. Dietr.) Britton & Rose -- not accepted
	Dolichothele surculosa (Boed.) Backeb. -- not accepted
	Dolichothele uberiformis (Zucc. ex Pfeiff.) Britton & Rose -- not accepted
	Dolichothele zephyranthoides (Scheidw.) Backeb. -- not accepted
	Eccremocactus Britton & Rose -- not accepted
	Eccremocactus bradei Britton & Rose -- not accepted
	Eccremocactus imitans (Kimnach & Hutchison) Kimnach -- not accepted
	Eccremocactus rosei Kimnach -- not accepted
	Echinocactus Link & Otto -- accepted -- barrel cactus
	Echinocactus acanthodes Lem. -- not accepted
	Echinocactus aspillagae S�hrens -- not accepted
	Echinocactus asterias Zucc. -- not accepted
	Echinocactus bicolor Galeotti ex Pfeiff. -- not accepted
	Echinocactus bicolor var. schottii Engelm. -- not accepted
	Echinocactus brevihamatus Engelm. -- not accepted
	Echinocactus bulbocalyx Werderm. -- not accepted
	Echinocactus chilensis Hildm. ex K. Schum. -- not accepted
	Echinocactus cinnabarinus Hook. -- not accepted
	Echinocactus conoideus (DC.) Poselg. -- not accepted
	Echinocactus coquimbanus Karw. ex R�mpler -- not accepted
	Echinocactus erectocentrus J.M. Coult. -- not accepted
	Echinocactus famatimensis Speg. -- not accepted
	Echinocactus fiedlerianus K. Schum. -- not accepted
	Echinocactus flavidispinus (Backeb.) D. Weniger -- not accepted
	Echinocactus formosus Pfeiff. -- not accepted
	Echinocactus glaucus Karw. ex Pfeiff. -- not accepted
	Echinocactus glaucus K. Schum. -- not accepted
	Echinocactus grandis Rose -- not accepted
	Echinocactus grusonii Hildm. -- accepted
	Echinocactus haematanthus Speg. -- not accepted
	Echinocactus hamatacanthus Muehlenpf. -- not accepted
	Echinocactus hartmannii K. Schum. -- not accepted
	Echinocactus horizonthalonius Lem. -- accepted -- Biznaga-tonelmancamula, devilshead, silverbell cactus, Turk's head cactus
	Echinocactus horizonthalonius var. moelleri F. Haage -- not accepted
	Echinocactus humilis Phil. -- not accepted
	Echinocactus intertextus Engelm. -- not accepted
	Echinocactus intertextus var. dasyacanthus Engelm. -- not accepted
	Echinocactus johnsonii Parry ex Engelm. -- not accepted
	Echinocactus johnsonii var. lutescens Parish -- not accepted
	Echinocactus lecontei Engelm. -- not accepted
	Echinocactus mariposensis (Hester) D. Weniger -- not accepted
	Echinocactus myriostigma ssp. coahuilensis H. Moeller -- not accepted
	Echinocactus palmeri Rose -- not accepted
	Echinocactus papyracanthus (Engelm.) Engelm. -- not accepted
	Echinocactus parryi Engelm. -- accepted
	Echinocactus peeblesianus (Croizat) L.D. Benson -- not accepted
	Echinocactus platyacanthus Link & Otto -- accepted
	Echinocactus polyancistrus Engelm. & J.M. Bigelow -- not accepted
	Echinocactus polycephalus Engelm. & J.M. Bigelow -- accepted -- Biznaga-tonel amacollada, cottontop cactus, cottontop barrel cactus
	Echinocactus polycephalus ssp. polycephalus Engelm. & J.M. Bigelow -- accepted
	Echinocactus polycephalus ssp. xeranthemoides (J.M. Coult.) N.P. Taylor -- accepted
	Echinocactus polycephalus var. polycephalus Engelm. & J.M. Bigelow -- not accepted -- cottontop cactus
	Echinocactus poselgerianus A. Dietr. -- not accepted
	Echinocactus pubispinus Engelm. -- not accepted
	Echinocactus rhodacanthus Salm-Dyck -- not accepted
	Echinocactus ritteri Boed. -- not accepted
	Echinocactus roseanus Boed. -- not accepted
	Echinocactus salinensis Poselg. -- not accepted
	Echinocactus scheeri Salm-Dyck -- not accepted
	Echinocactus schmiedickeanus Boed. -- not accepted
	Echinocactus senilis Phil. -- not accepted
	Echinocactus setispinus Engelm. -- not accepted
	Echinocactus setispinus var. hamatus (Muehlenpf.) Engelm. -- not accepted
	Echinocactus sileri Engelm. ex J.M. Coult. -- not accepted
	Echinocactus simpsonii Engelm. -- not accepted
	Echinocactus simpsonii var. robustior J.M. Coult. -- not accepted
	Echinocactus sinuatus A. Dietr. -- not accepted
	Echinocactus spiniflorus K. Schum. -- not accepted
	Echinocactus subglacus Rydb. -- not accepted
	Echinocactus taltalensis Werderm. -- not accepted
	Echinocactus texensis Hopffer -- accepted -- Biznaga-tonel manca caballo, horse crippler, devil's pincushion
	Echinocactus thionanthus Speg. -- not accepted
	Echinocactus uncinatus Galeotti ex Pfeiff. -- not accepted
	Echinocactus unguispinus Engelm. -- not accepted
	Echinocactus viridescens Torr. & A. Gray -- not accepted
	Echinocactus warnockii (L.D. Benson) D. Weniger -- not accepted
	Echinocactus whipplei Engelm. & J.M. Bigelow -- not accepted
	Echinocactus whipplei var. glaucus (K. Schum.) J.A. Purpus -- not accepted
	Echinocactus whipplei var. intermedius (Peebles) L.D. Benson -- not accepted
	Echinocactus whipplei var. spinosior Engelm. -- not accepted
	Echinocactus wislizeni Engelm. -- not accepted
	Echinocactus xeranthemoides Engelm. ex J.M. Coult. -- not accepted
	Echinocactus xeranthemoides (J.M. Coult.) Engelm. ex Rydb. -- not accepted
	Echinocereus Engelm. -- accepted -- hedgehog cactus
	Echinocereus abbeae S.H. Parsons -- not accepted
	Echinocereus acifer (Otto ex Salm-Dyck) Lem. -- accepted
	Echinocereus acifer ssp. acifer (Otto ex Salm-Dyck) Lem. -- accepted
	Echinocereus acifer ssp. huitcholensis (F.A.C. Weber) Mich. Lange -- accepted
	Echinocereus adustus Engelm. -- accepted
	Echinocereus adustus ssp. adustus Engelm. -- accepted
	Echinocereus adustus ssp. bonatzii (R.C. R�mer) N.P. Taylor -- not accepted
	Echinocereus adustus ssp. roemerianus W. Rischer -- not accepted
	Echinocereus adustus ssp. schwarzii (A.B. Lau) N.P. Taylor -- accepted
	Echinocereus albatus Backeb. -- not accepted
	Echinocereus albispinus Lahman -- not accepted
	Echinocereus amoenus (A. Dietr.) K. Schum. -- not accepted
	Echinocereus angusticeps Clover -- not accepted
	Echinocereus apachensis W. Blum & Rutow -- accepted
	Echinocereus arizonicus Rose ex Orcutt -- accepted
	Echinocereus baileyi Rose -- not accepted
	Echinocereus baileyi var. albispinus (Lahman) Backeb. -- not accepted
	Echinocereus barthelowanus Britton & Rose -- accepted
	Echinocereus berlandieri (Engelm.) J.N. Haage -- accepted -- �rgano-peque�o de Berlandier, Berlandier's hedgehog cactus
	Echinocereus berlandieri var. angusticeps (Clover) L.D. Benson -- not accepted
	Echinocereus berlandieri var. blankii (Poselg.) P. Fourn. -- not accepted
	Echinocereus berlandieri var. papillosus (Linke ex R�mpler) L.D. Benson -- not accepted
	Echinocereus blankii (Poselg.) F. Palmer -- not accepted
	Echinocereus blankii var. angusticeps (Clover) L.D. Benson -- not accepted
	Echinocereus bonatzii R.C. R�mer -- not accepted
	Echinocereus bonkerae Thornber & Bonker -- accepted
	Echinocereus boyce-thompsonii Orcutt -- not accepted
	Echinocereus brandegeei (J.M. Coult.) K. Schum. -- accepted
	Echinocereus bristolii W.T. Marshall -- accepted
	Echinocereus bristolii var. pseudopectinatus N.P. Taylor -- not accepted
	Echinocereus caespitosus (Engelm.) Engelm. -- not accepted
	Echinocereus caespitosus var. minor (Engelm.) D. Weniger -- not accepted
	Echinocereus caespitosus var. perbellus (Britton & Rose) D. Weniger -- not accepted
	Echinocereus caespitosus var. purpureus (Lahman) D. Weniger -- not accepted
	Echinocereus canyonensis Clover & Jotter -- not accepted
	Echinocereus chisoensis W.T. Marshall -- not accepted -- �rgano-peque�o chiso, Chisos Mountain hedgehog cactus, chisos lace cactus
	Echinocereus chisosensis W.T. Marshall -- accepted
	Echinocereus chisosensis ssp. chisosensis W.T. Marshall -- accepted -- Chisos Mountain hedgehog cactus
	Echinocereus chisosensis ssp. fobeanus (Oehme) N.P. Taylor -- accepted
	Echinocereus chloranthus (Engelm.) J.N. Haage -- not accepted -- �rgano-peque�o de flor verde, brownspine hedgehog cactus
	Echinocereus chloranthus var. neocapillus D. Weniger -- not accepted -- brownspine hedgehog cactus, golden-spined hedgehog cactus
	Echinocereus chloranthus var. russanthus (D. Weniger) Lamb. ex G.D. Rowley -- not accepted -- brownspine hedgehog cactus
	Echinocereus chlorophthalmus (Hook.) Britton & Rose -- not accepted
	Echinocereus cinerascens (DC.) H.P. Kelsey & Dayton -- accepted
	Echinocereus cinerascens ssp. cinerascens (DC.) H.P. Kelsey & Dayton -- accepted
	Echinocereus cinerascens ssp. septentrionalis (N.P. Taylor) N.P. Taylor -- accepted
	Echinocereus cinerascens ssp. tulensis (Bravo) N.P. Taylor -- accepted
	Echinocereus cinerascens var. ehrenbergii (Pfeiff.) Bravo -- not accepted
	Echinocereus coccineus Engelm. -- accepted -- �rgano-peque�o de espinas escarlatas, scarlet hedgehog cactus
	Echinocereus coccineus ssp. coccineus Engelm. -- accepted
	Echinocereus coccineus ssp. mojavensis (Engelm. & J.M. Bigelow) N.P. Taylor -- not accepted
	Echinocereus coccineus ssp. paucispinus (Engelm.) W. Blum, Mich. Lange & Rutow -- accepted
	Echinocereus coccineus var. conoideus (Engelm.) D. Weniger -- not accepted
	Echinocereus coccineus var. inermis (K. Schum.) J.A. Purpus -- not accepted
	Echinocereus coccineus var. rosei (Wooton & Standl.) A.D. Zimmerman -- not accepted
	Echinocereus ctenoides (Engelm.) R�mpler -- not accepted
	Echinocereus dasyacanthus Engelm. -- accepted -- �rgano-peque�o arcoiris de Texas, spiny hedgehog cactus
	Echinocereus dasyacanthus var. hildmannii (Arendt) D. Weniger -- not accepted
	Echinocereus davisii Houghton -- accepted
	Echinocereus decumbens Clover & Jotter -- not accepted
	Echinocereus delaetii G�rke -- not accepted
	Echinocereus dubius (Engelm.) Engelm. ex R�mpler -- not accepted
	Echinocereus durangensis Poselg. ex R�mpler -- not accepted
	Echinocereus engelmannii (Parry ex Engelm.) Lem. -- accepted -- �rgano-peque�o fresa, Engelmann's hedgehog cactus, strawberry cactus
	Echinocereus engelmannii var. decumbens (Clover & Jotter) L.D. Benson -- not accepted
	Echinocereus engelmannii var. nicholii L.D. Benson -- not accepted
	Echinocereus enneacanthus Engelm. -- accepted -- �rgano-peque�o alicoche real, pitaya, smallspine pitaya
	Echinocereus enneacanthus ssp. brevispinus (W.O. Moore) N.P. Taylor -- accepted
	Echinocereus enneacanthus ssp. enneacanthus Engelm. -- accepted
	Echinocereus enneacanthus var. carnosus (R�mpler) Quehl -- not accepted
	Echinocereus enneacanthus var. dubius (Engelm.) L.D. Benson -- not accepted
	Echinocereus enneacanthus var. stramineus (Engelm.) L.D. Benson -- not accepted
	Echinocereus fasciculatus (Engelm. ex B.D. Jacks.) L.D. Benson -- accepted -- �rgano-peque�o de manojos
	Echinocereus fasciculatus ssp. bonkerae (Thornber & Bonker) N.P. Taylor -- not accepted
	Echinocereus fasciculatus ssp. boyce-thompsonii (Orcutt) N.P. Taylor -- not accepted
	Echinocereus fasciculatus ssp. fasciculatus (Engelm. ex B.D. Jacks.) L.D. Benson -- not accepted
	Echinocereus fasciculatus var. bonkerae (Thornber & Bonker) L.D. Benson -- not accepted
	Echinocereus fasciculatus var. boyce-thompsonii (Orcutt) L.D. Benson -- not accepted
	Echinocereus fendleri (Engelm.) Sencke ex J.N. Haage -- accepted
	Echinocereus fendleri ssp. fendleri (Engelm.) Sencke ex J.N. Haage -- accepted
	Echinocereus fendleri ssp. rectispinus (Peebles) N.P. Taylor -- accepted
	Echinocereus fendleri var. robustus (Peebles) L.D. Benson -- not accepted
	Echinocereus ferreirianus H.E. Gates -- accepted
	Echinocereus ferreirianus ssp. ferreirianus H.E. Gates -- accepted
	Echinocereus ferreirianus ssp. lindsayi (J. Meyr�n) N.P. Taylor -- accepted
	Echinocereus fitchii Britton & Rose -- not accepted
	Echinocereus floresii Backeb. -- not accepted
	Echinocereus fobeanus Oehme -- not accepted
	Echinocereus freudenbergii G. Frank -- accepted
	Echinocereus gentryi Clover -- not accepted
	Echinocereus glycimorphus C.F. F�rst. ex R�mpler -- not accepted
	Echinocereus grandis Britton & Rose -- accepted
	Echinocereus hancockii E.Y. Dawson -- not accepted
	Echinocereus hempelii Fobe -- not accepted
	Echinocereus hexaedrus (Engelm. & J.M. Bigelow) R�mpler -- not accepted
	Echinocereus hildmannii Arendt -- not accepted
	Echinocereus huitcholensis (F.A.C. Weber) G�rke -- not accepted
	Echinocereus klapperi W. Blum -- accepted
	Echinocereus klapperi ssp. bacanorensis W. Rischer -- not accepted
	Echinocereus knippelianus Liebm. -- accepted
	Echinocereus knippelianus var. kruegeri Glass & R.A. Foster -- not accepted
	Echinocereus knippelianus var. reyesii A.B. Lau -- not accepted
	Echinocereus kroenleinii (Mich. Lange) W. Blum & Waldeis -- not accepted
	Echinocereus kuenzleri Castetter, P. Pierce & K.H. Schwer. -- not accepted
	Echinocereus kunzei G�rke -- not accepted
	Echinocereus laui G. Frank -- accepted
	Echinocereus ledingii Peebles -- accepted
	Echinocereus leonensis Mathsson -- not accepted
	Echinocereus leptacanthus K. Schum. -- not accepted
	Echinocereus leucanthus N.P. Taylor -- accepted
	Echinocereus lindsayi J. Meyr�n -- not accepted
	Echinocereus llanuraensis (Rutow) W. Blum & D. Felix -- not accepted
	Echinocereus longisetus (Engelm.) R�mpler -- accepted
	Echinocereus longisetus ssp. delaetii (G�rke) N.P. Taylor -- accepted
	Echinocereus longisetus ssp. longisetus (Engelm.) R�mpler -- accepted
	Echinocereus luteus Britton & Rose -- not accepted
	Echinocereus mamillatus (Engelm. ex J.M. Coult.) Britton & Rose -- not accepted
	Echinocereus mapimiensis E.F. Anderson, W.C. Hodgs. & P. Quirk -- accepted
	Echinocereus maritimus (M.E. Jones) K. Schum. -- accepted
	Echinocereus maritimus var. hancockii (E.Y. Dawson) N.P. Taylor -- not accepted
	Echinocereus matudae Bravo -- not accepted
	Echinocereus melanocentrus M. Lowry -- not accepted
	Echinocereus merkeri Hildm. -- not accepted
	Echinocereus metornii G. Frank -- accepted
	Echinocereus mojavensis (Engelm. & J.M. Bigelow) R�mpler -- not accepted
	Echinocereus mombergerianus G. Frank -- accepted
	Echinocereus morricalii R�ha -- not accepted
	Echinocereus munzii (Parish) L.D. Benson -- not accepted
	Echinocereus neomexicanus Standl. -- not accepted
	Echinocereus nicholii (L.D. Benson) B.D. Parfitt -- accepted -- Nichol's hedgehog cactus
	Echinocereus nicholii ssp. llanuraensis Rutow -- not accepted
	Echinocereus nivosus Glass & R.A. Foster -- accepted
	Echinocereus ochoterenae J.G. Ortega -- not accepted
	Echinocereus octacanthus (Muehlenpf.) Britton & Rose -- not accepted
	Echinocereus ortegae Rose -- accepted
	Echinocereus ortegae ssp. koehresianus (G. Frank) W. Rischer & G. Frank -- accepted
	Echinocereus ortegae ssp. ortegae Rose -- accepted
	Echinocereus pacificus (Engelm. ex Orcutt) Britton & Rose -- accepted
	Echinocereus palmeri Britton & Rose -- accepted
	Echinocereus palmeri ssp. mazapil H.M. Hern. & G�mez-Hin. -- accepted
	Echinocereus palmeri ssp. palmeri Britton & Rose -- accepted
	Echinocereus pamanesiorum A.B. Lau -- accepted
	Echinocereus pamanesiorum ssp. bonatzii (R.C. R�mer) R.C. R�mer -- accepted
	Echinocereus pamanesiorum ssp. pamanesiorum A.B. Lau -- accepted
	Echinocereus papillosus Linke ex R�mpler -- accepted -- �rgano-peque�o cardoncillo, Allicoche hedgehog cactus
	Echinocereus parkeri N.P. Taylor -- accepted
	Echinocereus parkeri ssp. arteagensis W. Blum & Mich. Lange -- accepted
	Echinocereus parkeri ssp. mazapilensis W. Blum & Mich. Lange -- accepted
	Echinocereus parkeri ssp. parkeri N.P. Taylor -- accepted
	Echinocereus pectinatus (Scheidw.) Engelm. -- accepted -- �rgano-peque�o peine, rainbow cactus
	Echinocereus pectinatus ssp. ctenoides (Engelm.) G. Frank -- accepted
	Echinocereus pectinatus ssp. pectinatus (Scheidw.) Engelm. -- accepted
	Echinocereus pectinatus ssp. wenigeri (L.D. Benson) W. Blum & Rutow -- accepted
	Echinocereus pectinatus var. dasyacanthus (Engelm.) N.P. Taylor -- not accepted -- rainbow cactus
	Echinocereus pectinatus var. minor (Engelm.) L.D. Benson -- not accepted
	Echinocereus pectinatus var. neomexicanus (J.M. Coult.) L.D. Benson -- not accepted
	Echinocereus pectinatus var. rigidissimus (Engelm.) R�mpler -- not accepted
	Echinocereus pensilis (K. Brandegee) J.A. Purpus -- accepted
	Echinocereus pentalophus (DC.) Lem. -- accepted -- �rgano-peque�o alicoche falso, ladyfinger cactus
	Echinocereus pentalophus ssp. leonensis (Mathsson) N.P. Taylor -- accepted
	Echinocereus pentalophus ssp. pentalophus (DC.) Lem. -- accepted
	Echinocereus pentalophus ssp. procumbens (Engelm.) W. Blum & Mich. Lange -- accepted
	Echinocereus perbellus Britton & Rose -- not accepted
	Echinocereus phoeniceus (Engelm.) R�mpler -- not accepted
	Echinocereus phoeniceus var. inermis K. Schum. -- not accepted
	Echinocereus phoeniceus var. phoeniceus (Engelm.) R�mpler -- not accepted
	Echinocereus polyacanthus Engelm. -- accepted -- �rgano-peque�o enmara�ado, Mojave mound cactus
	Echinocereus polyacanthus ssp. acifer (Otto ex Salm-Dyck) N.P. Taylor -- not accepted
	Echinocereus polyacanthus ssp. huitcholensis (F.A.C. Weber) N.P. Taylor -- not accepted
	Echinocereus polyacanthus ssp. mombergerianus (G. Frank) Breckw. -- not accepted
	Echinocereus polyacanthus ssp. pacificus (Engelm. ex Orcutt) Breckw. -- not accepted
	Echinocereus polyacanthus var. huitcholensis (F.A.C. Weber) N.P. Taylor -- not accepted
	Echinocereus polyacanthus var. neomexicanus (Standl.) L.D. Benson -- not accepted
	Echinocereus polyacanthus var. pacificus (Engelm. ex Orcutt) N.P. Taylor -- not accepted
	Echinocereus polyacanthus var. rosei (Wooton & Standl.) D. Weniger -- not accepted
	Echinocereus poselgeri Lem. -- accepted -- �rgano-peque�o sacasil, dahlia hedgehog cactus
	Echinocereus poselgeri ssp. kroenleinii Mich. Lange -- not accepted
	Echinocereus primolanatus N.P. Taylor -- accepted
	Echinocereus pseudopectinatus (N.P. Taylor) N.P. Taylor -- accepted -- devilthorn
	Echinocereus pulchellus (Mart.) Seitz -- accepted
	Echinocereus pulchellus ssp. acanthosetus (S. Arias & U. Guzm�n) W. Blum -- accepted
	Echinocereus pulchellus ssp. pulchellus (Mart.) Seitz -- accepted
	Echinocereus pulchellus ssp. sharpii (N.P. Taylor) N.P. Taylor -- accepted
	Echinocereus pulchellus ssp. weinbergii (Weing.) N.P. Taylor -- accepted
	Echinocereus purpureus Lahman -- not accepted
	Echinocereus rayonesensis N.P. Taylor -- accepted
	Echinocereus rectispinus Peebles -- not accepted
	Echinocereus rectispinus var. robustus Peebles -- not accepted
	Echinocereus reichenbachii (Terscheck ex Walp.) J.N. Haage -- accepted -- �rgano-peque�o de colores, lace hedgehog cactus
	Echinocereus reichenbachii ssp. armatus (Polselg.) N.P. Taylor -- not accepted
	Echinocereus reichenbachii ssp. baileyi (Rose) N.P. Taylor -- not accepted
	Echinocereus reichenbachii ssp. burrensis G. Frank, Metorn & E. Scherer -- not accepted
	Echinocereus reichenbachii ssp. fitchii (Britton & Rose) N.P. Taylor -- not accepted
	Echinocereus reichenbachii ssp. perbellus (Britton & Rose) N.P. Taylor -- not accepted
	Echinocereus reichenbachii ssp. reichenbachii (Terscheck ex Walp.) Britton & Rose -- not accepted
	Echinocereus reichenbachii var. albertii L.D. Benson -- not accepted -- black lace cactus
	Echinocereus reichenbachii var. albispinus (Lahman) L.D. Benson -- not accepted
	Echinocereus reichenbachii var. chisoensis (W.T. Marshall) L.D. Benson -- not accepted
	Echinocereus reichenbachii var. chisosensis (W.T. Marshall) L.D. Benson -- not accepted
	Echinocereus reichenbachii var. robustus (Peebles) L.D. Benson -- not accepted
	Echinocereus rigidissimus (Engelm.) J.N. Haage -- accepted -- rainbow hedgehog cactus
	Echinocereus rigidissimus ssp. rigidissimus (Engelm.) J.N. Haage -- accepted
	Echinocereus rigidissimus ssp. rubispinus (G. Frank) N.P. Taylor -- accepted
	Echinocereus roemeri (Muehlenpf.) Rydb. -- not accepted
	Echinocereus roetteri var. lloydii (Britton & Rose) Backeb. -- not accepted
	Echinocereus rosei Wooton & Standl. -- not accepted
	Echinocereus russanthus D. Weniger -- accepted -- �rgano-peque�o chiso, brownspine hedgehog cactus, rusty hedgehog cactus
	Echinocereus salm-dyckianus Scheer -- accepted
	Echinocereus salmianus R�mpler -- not accepted
	Echinocereus sanpedroensis Raudonat & W. Rischer -- not accepted
	Echinocereus santaritensis W. Blum & Rutow -- accepted
	Echinocereus sarissophorus Britton & Rose -- not accepted
	Echinocereus scheeri (Salm-Dyck) Scheer -- accepted
	Echinocereus scheeri ssp. gentryi (Clover) N.P. Taylor -- accepted
	Echinocereus scheeri ssp. scheeri (Salm-Dyck) Scheer -- accepted
	Echinocereus schereri G. Frank -- accepted
	Echinocereus schmollii (Weing.) N.P. Taylor -- accepted
	Echinocereus schwarzii A.B. Lau -- not accepted
	Echinocereus sciurus (K. Brandegee) Dams -- accepted
	Echinocereus sciurus ssp. floresii (Backeb.) N.P. Taylor -- accepted
	Echinocereus sciurus ssp. sciurus (K. Brandegee) Dams -- accepted
	Echinocereus scopulorum Britton & Rose -- accepted
	Echinocereus spinigemmatus A.B. Lau -- accepted
	Echinocereus steereae Clover -- not accepted
	Echinocereus stoloniferus W.T. Marshall -- accepted
	Echinocereus stoloniferus ssp. stoloniferus W.T. Marshall -- accepted
	Echinocereus stoloniferus ssp. tayopensis (W.T. Marshall) N.P. Taylor -- accepted
	Echinocereus stramineus (Engelm.) F. Seitz -- accepted -- �rgano-peque�o sanjuanero, strawberry hedgehog cactus
	Echinocereus stramineus ssp. occidentalis (N.P. Taylor) N.P. Taylor -- accepted
	Echinocereus stramineus ssp. stramineus (Engelm.) F. Seitz -- accepted
	Echinocereus subinermis Salm-Dyck ex Scheer -- accepted
	Echinocereus subinermis ssp. ochoterenae (J.G. Ortega) N.P. Taylor -- accepted
	Echinocereus subinermis ssp. subinermis Salm-Dyck ex Scheer -- accepted
	Echinocereus tamaulipensis ssp. waldeisii (Haugg) Mich. Lange -- not accepted
	Echinocereus tayopensis W.T. Marshall -- not accepted
	Echinocereus topiensis W. Rischer & Trocha -- not accepted
	Echinocereus triglochidiatus Engelm. -- accepted -- �rgano-peque�o copa de vino, kingcup cactus, claretcup hedgehog, Mojave mound cactus
	Echinocereus triglochidiatus ssp. mojavensis (Engelm. & J.M. Bigelow) W. Blum & Mich. Lange -- not accepted
	Echinocereus triglochidiatus ssp. triglochidiatus Engelm. -- not accepted
	Echinocereus triglochidiatus var. arizonicus (Rose ex Orcutt) L.D. Benson -- not accepted -- Arizona hedgehog cactus
	Echinocereus triglochidiatus var. gonacanthus (Engelm. & J.M. Bigelow) Boissev. -- not accepted
	Echinocereus triglochidiatus var. hexaedrus (Engelm.) Boissev. & C. Davidson -- not accepted
	Echinocereus triglochidiatus var. inermis (K. Schum.) Arp -- not accepted -- spineless hedgehog cactus
	Echinocereus triglochidiatus var. melanacanthus (Engelm. ex A. Gray) L.D. Benson -- not accepted
	Echinocereus triglochidiatus var. neomexicanus (Standl.) W.T. Marshall -- not accepted
	Echinocereus triglochidiatus var. octacanthus (Muehlenpf.) W.T. Marshall -- not accepted
	Echinocereus triglochidiatus var. paucispinus (Engelm.) W.T. Marshall -- not accepted
	Echinocereus triglochidiatus var. polyacanthus (Engelm.) L.D. Benson -- not accepted
	Echinocereus tulensis Bravo -- not accepted
	Echinocereus viereckii Werderm. -- accepted
	Echinocereus viereckii ssp. morricalii (R�ha) N.P. Taylor -- accepted
	Echinocereus viereckii ssp. viereckii Werderm. -- accepted
	Echinocereus viridiflorus Engelm. -- accepted -- nylon hedgehog cactus, green pitaya
	Echinocereus viridiflorus ssp. chloranthus (Engelm.) N.P. Taylor -- accepted
	Echinocereus viridiflorus ssp. davisii (Houghton) N.P. Taylor -- not accepted
	Echinocereus viridiflorus ssp. viridiflorus Engelm. -- accepted
	Echinocereus viridiflorus var. davisii (Houghton) W.T. Marshall -- not accepted -- Davis' hedgehog cactus, Davis' green pitaya
	Echinocereus viridiflorus var. standleyi (Britton & Rose) Orcutt ex D. Weniger -- not accepted
	Echinocereus waldeisii Haugg -- not accepted
	Echinocereus websterianus G.E. Linds. -- accepted
	Echinocereus weinbergii Weing. -- not accepted
	Echinocereus X lloydii Britton & Rose -- not accepted -- Lloyd's hedgehog cactus
	Echinocereus X roetteri (Engelm.) R�mpler -- accepted
	Echinofossulocactus Lawr. -- not accepted
	Echinofossulocactus albatus (A. Dietr.) Britton & Rose -- not accepted
	Echinofossulocactus arrigens (Link) Britton & Rose -- not accepted
	Echinofossulocactus caespitosus Backeb. -- not accepted
	Echinofossulocactus confusus Britton & Rose -- not accepted
	Echinofossulocactus coptonogonus (Lem.) Lawr. -- not accepted
	Echinofossulocactus crispatus (DC.) Lawr. -- not accepted
	Echinofossulocactus densispinus Tiegel ex Pechanek -- not accepted
	Echinofossulocactus dichroacanthus (Mart.) Britton & Rose -- not accepted
	Echinofossulocactus erectocentrus Backeb. -- not accepted
	Echinofossulocactus flexispinus (Salm-Dyck) Bravo -- not accepted
	Echinofossulocactus guerraianus Backeb. -- not accepted
	Echinofossulocactus heteracanthus (Muehlenpf.) Britton & Rose -- not accepted
	Echinofossulocactus kellerianus Krainz -- not accepted
	Echinofossulocactus lamellosus (A. Dietr.) Britton & Rose -- not accepted
	Echinofossulocactus lancifer (A. Dietr.) Britton & Rose -- not accepted
	Echinofossulocactus lexarzai (Bravo) Croizat -- not accepted
	Echinofossulocactus lloydii Britton & Rose -- not accepted
	Echinofossulocactus multiareolatus Bravo -- not accepted
	Echinofossulocactus obvallatus (DC.) Lawr. -- not accepted
	Echinofossulocactus pentacanthus (Lem.) Britton & Rose -- not accepted
	Echinofossulocactus phyllacanthus (A. Dietr. & Otto) Lawr. -- not accepted
	Echinofossulocactus sulphureus (A. Dietr.) Y. It� -- not accepted
	Echinofossulocactus tricuspidatus (Scheidw.) Britton & Rose -- not accepted
	Echinofossulocactus violaciflorus (Quehl) Britton & Rose -- not accepted
	Echinofossulocactus zacatecasensis Britton & Rose -- not accepted
	Echinomastus Britton & Rose -- not accepted
	Echinomastus acunensis W.T. Marshall -- not accepted
	Echinomastus durangensis (Runge) Britton & Rose -- not accepted
	Echinomastus erectocentrus (J.M. Coult.) Britton & Rose -- not accepted
	Echinomastus erectocentrus ssp. acunensis (W.T. Marshall) U. Guzm�n -- not accepted
	Echinomastus erectocentrus var. acunensis (W.T. Marshall) Bravo -- not accepted -- acuna cactus
	Echinomastus erectocentrus var. erectocentrus (J.M. Coult.) Britton & Rose -- not accepted
	Echinomastus gautii (L.D. Benson) Mosco & Zanov. -- not accepted
	Echinomastus intertextus (Engelm.) Britton & Rose -- not accepted
	Echinomastus intertextus var. dasyacanthus (Engelm.) Backeb. -- not accepted
	Echinomastus intertextus var. intertextus (Engelm.) Britton & Rose -- not accepted
	Echinomastus johnsonii (Parry ex Engelm.) E.M. Baxter -- not accepted
	Echinomastus laui G. Frank & Zecher -- not accepted
	Echinomastus mapimiensis Backeb. -- not accepted
	Echinomastus mariposensis Hester -- not accepted -- Lloyd's Mariposa cactus
	Echinomastus unguispinus (Engelm.) Britton & Rose -- not accepted
	Echinomastus unguispinus var. laui (Gerhart Frank & Zecher) Glass & R.A. Foster -- not accepted
	Echinomastus warnockii (L.D. Benson) Glass & R.A. Foster -- not accepted
	Echinopsis Zucc. -- accepted
	Echinopsis albispinosa K. Schum. -- accepted
	Echinopsis ancistrophora Speg. -- accepted
	Echinopsis ancistrophora ssp. arachnacantha (Buining & F. Ritter) Rausch -- not accepted
	Echinopsis ancistrophora ssp. cardenasiana (Rausch) Rausch -- not accepted
	Echinopsis ancistrophora ssp. pojoensis (Rausch) Rausch -- not accepted
	Echinopsis ancistrophora var. sulphurea (R. V�squez) Rausch -- not accepted
	Echinopsis angelesiae (R. Kiesling) G.D. Rowley -- accepted
	Echinopsis antezanae (C�rdenas) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis arachnacantha (Buining & F. Ritter) H. Friedrich -- accepted
	Echinopsis arachnacantha ssp. arachnacantha (Buining & F. Ritter) H. Friedrich -- accepted
	Echinopsis arachnacantha ssp. densiseta (Rausch) Lowry -- accepted
	Echinopsis arachnacantha ssp. sulphurea (R. V�squez) M. Lowry -- accepted
	Echinopsis arachnacantha ssp. torrecillasensis (C�rdenas) Friedrich -- accepted
	Echinopsis arachnacantha var. sulphurea (R. V�squez) G.D. Rowley -- not accepted
	Echinopsis arboricola (Kimnach) Mottram -- accepted
	Echinopsis arebaloi C�rdenas -- not accepted
	Echinopsis atacamensis (Phil.) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis atacamensis ssp. atacamensis (Phil.) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis atacamensis ssp. pasacana (F.A.C. Weber ex R�mpler) G. Navarro -- accepted
	Echinopsis aurantiaca (Rausch) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis aurea Britton & Rose -- accepted
	Echinopsis aurea ssp. aurea Britton & Rose -- accepted
	Echinopsis aurea ssp. fallax (Oehme) M. Lowry -- accepted
	Echinopsis aurea ssp. shaferi (Britton & Rose) M. Lowry -- accepted
	Echinopsis ayopayana F. Ritter & Rausch -- accepted
	Echinopsis backebergii Werderm. -- accepted
	Echinopsis backebergii ssp. backebergii Werderm. -- accepted
	Echinopsis backebergii ssp. wrightiana (Backeb.) M. Lowry -- accepted
	Echinopsis baldiana Speg. -- not accepted
	Echinopsis boedekeriana (Boed.) Harden -- not accepted
	Echinopsis bolligeriana M�chler & Helmut Walter -- accepted
	Echinopsis boyuibensis F. Ritter -- not accepted
	Echinopsis breviflora (Backeb.) M. Lowry -- accepted
	Echinopsis brevispina (F. Ritter) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis bridgesii Salm-Dyck -- accepted
	Echinopsis bridgesii ssp. bridgesii Salm-Dyck -- accepted
	Echinopsis bridgesii ssp. vallegrandensis (C�rdenas) M. Lowry -- accepted
	Echinopsis bridgesii ssp. yungasensis (F. Ritter) P.J. Braun & Esteves -- accepted
	Echinopsis bruchii (Britton & Rose) Friedrich & Glaetzle -- not accepted
	Echinopsis caespitosa J.A. Purpus -- not accepted
	Echinopsis caineana (C�rdenas) D.R. Hunt -- accepted
	Echinopsis cajasensis F. Ritter -- not accepted
	Echinopsis calliantholilacina C�rdenas -- not accepted
	Echinopsis callichroma C�rdenas -- not accepted
	Echinopsis calochlora K. Schum. -- accepted
	Echinopsis calochlora ssp. glaetzleana P.J. Braun & Esteves -- not accepted
	Echinopsis calorubra C�rdenas -- accepted
	Echinopsis camarguensis (C�rdenas) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis candicans (Gillies ex Salm-Dyck) D.R. Hunt -- accepted
	Echinopsis carmineiflora H. Friedrich -- not accepted
	Echinopsis caulescens (F. Ritter) M. Lowry -- accepted
	Echinopsis cephalomacrostibas (Werderm. & Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis cerdana C�rdenas -- not accepted
	Echinopsis chacoana Sch�tz -- not accepted
	Echinopsis chalaensis (Rauh & Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis chamaecereus H. Friedrich & Glaetzle -- accepted
	Echinopsis chiloensis (Colla) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis chiloensis ssp. chiloensis (Colla) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis chiloensis ssp. litoralis (Johow) M. Lowry -- accepted
	Echinopsis chiloensis ssp. skottsbergii (Backeb. ex Skottsb.) G.J. Charles -- accepted
	Echinopsis chrysantha Werderm. -- accepted
	Echinopsis chrysochete Werderm. -- accepted
	Echinopsis cinnabarina (Hook.) Labour. -- accepted
	Echinopsis clavata (F. Ritter) D.R. Hunt -- accepted
	Echinopsis cochabambensis Backeb. -- not accepted
	Echinopsis comarapana C�rdenas -- not accepted
	Echinopsis conaconensis (C�rdenas) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis coquimbana (Molina) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis cordobensis Speg. -- not accepted
	Echinopsis coronata C�rdenas -- not accepted
	Echinopsis cotacajesi C�rdenas -- not accepted
	Echinopsis cotacajesii C�rdenas -- not accepted
	Echinopsis courantii (K. Schum.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis crassicaulis (R. Kiesling) Friedrich & Glaetzle -- not accepted
	Echinopsis cuzcoensis (Britton & Rose) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis densispina Werderm. -- accepted
	Echinopsis deserticola (Werderm.) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis elongata (Backeb.) Friedrich & Glaetzle -- not accepted
	Echinopsis escayachensis (C�rdenas) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis fabrisii (R. Kiesling) G.D. Rowley -- not accepted
	Echinopsis famatimensis (Speg.) Werderm. -- accepted
	Echinopsis ferox (Britton & Rose) Backeb. -- accepted
	Echinopsis ferox ssp. potosina (Werderm.) M. Lowry -- not accepted
	Echinopsis ferox var. potosina (Werderm.) Rausch -- not accepted
	Echinopsis fiebrigii G�rke -- not accepted
	Echinopsis formosa (Pfeiff.) Jacobi ex Salm-Dyck -- accepted
	Echinopsis formosa ssp. bruchii (Britton & Rose) M. Lowry -- accepted
	Echinopsis formosa ssp. formosa (Pfeiff.) Jacobi ex Salm-Dyck -- accepted
	Echinopsis formosa ssp. kieslingii (Rausch) M. Lowry -- accepted
	Echinopsis formosa ssp. korethroides (Werderm.) M. Lowry -- accepted
	Echinopsis formosa ssp. randallii (C�rdenas) M. Lowry -- accepted
	Echinopsis formosa ssp. rosarioana (Rausch) M. Lowry -- accepted
	Echinopsis glauca (F. Ritter) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis haematantha (Speg.) D.R. Hunt -- accepted
	Echinopsis hahniana (Backeb.) R.S. Wallace -- accepted
	Echinopsis hamatacantha Backeb. -- not accepted
	Echinopsis hammerschmidii C�rdenas -- not accepted
	Echinopsis hardeniana Boed. -- not accepted
	Echinopsis herbasii C�rdenas -- not accepted
	Echinopsis hertrichiana (Backeb.) D.R. Hunt -- accepted
	Echinopsis hualfinensis (Rausch) Friedrich & Glaetzle -- not accepted
	Echinopsis huascha (F.A.C. Weber) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis huascha ssp. huascha (F.A.C. Weber) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis huascha ssp. robusta (Rausch) M. Lowry -- accepted
	Echinopsis huotii (J.F. Cels) Labour. -- not accepted
	Echinopsis huotii ssp. vallegrandensis (C�rdenas) G. Navarro -- not accepted
	Echinopsis hystrichoides F. Ritter -- not accepted
	Echinopsis ibicuatensis C�rdenas -- not accepted
	Echinopsis intricatissima Speg. -- not accepted
	Echinopsis jajoana (Backeb.) Blos. -- accepted
	Echinopsis klingleriana C�rdenas -- not accepted
	Echinopsis korethroides Werderm. -- not accepted
	Echinopsis kratochviliana Backeb. -- not accepted
	Echinopsis kuehnrichii (Fric) Friedrich & Glaetzle -- not accepted
	Echinopsis lageniformis (C.F. F�rst.) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis lateritia G�rke -- accepted
	Echinopsis lecoriensis C�rdenas -- not accepted
	Echinopsis leucantha (Gillies ex Salm-Dyck) Walp. -- accepted
	Echinopsis longispina (Britton & Rose) Werderm. -- not accepted
	Echinopsis mamillosa G�rke -- accepted
	Echinopsis mamillosa ssp. silvatica (F. Ritter) P.J. Braun & Esteves -- not accepted
	Echinopsis marsoneri Werderm. -- accepted
	Echinopsis mataranensis C�rdenas -- not accepted
	Echinopsis maximiliana Heyder ex A. Dietr. -- accepted
	Echinopsis maximiliana ssp. caespitosa (J.A. Purpus) M. Lowry -- accepted
	Echinopsis maximiliana ssp. maximiliana Heyder ex A. Dietr. -- accepted
	Echinopsis maximiliana ssp. westii (Hutchison) M. Lowry -- accepted
	Echinopsis melanopotamica Speg. -- not accepted
	Echinopsis meyeri Heese -- not accepted
	Echinopsis minuana Speg. -- not accepted
	Echinopsis mirabilis Speg. -- accepted
	Echinopsis molesta Speg. -- not accepted
	Echinopsis multiplex (Pfeiff.) Zucc. ex Pfeiff. & Otto -- not accepted
	Echinopsis nigra Backeb. -- not accepted
	Echinopsis obrepanda (Salm-Dyck) K. Schum. -- accepted
	Echinopsis obrepanda ssp. calorubra (C�rdenas) G. Navarro -- not accepted
	Echinopsis obrepanda ssp. tapecuana (F. Ritter) G. Navarro -- not accepted
	Echinopsis obrepanda var. calorubra (C�rdenas) Rausch -- not accepted
	Echinopsis oligotricha (C�rdenas) M. Lowry -- accepted
	Echinopsis oxygona (Link) Zucc. ex Pfeiff. -- accepted
	Echinopsis pachanoi (Britton & Rose) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis pampana (Britton & Rose) D.R. Hunt -- accepted
	Echinopsis pampariuzii C�rdenas -- accepted
	Echinopsis paraguayensis Mundt ex F. Ritter -- not accepted
	Echinopsis pasacana (F.A.C. Weber ex R�mpler) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis pecheretiana (Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis pentlandii (Hook.) Salm-Dyck ex A. Dietr. -- accepted
	Echinopsis pentlandii ssp. hardeniana (Boed.) G. Navarro -- not accepted
	Echinopsis pentlandii ssp. larae (C�rdenas) G. Navarro -- not accepted
	Echinopsis pereziensis C�rdenas -- not accepted
	Echinopsis peruviana (Britton & Rose) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis peruviana ssp. puquiensis (Rauh & Backeb.) Ostolaza -- not accepted
	Echinopsis poco (Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis pojoensis C�rdenas -- not accepted
	Echinopsis polyancistra Backeb. -- not accepted
	Echinopsis potosina Werderm. -- not accepted
	Echinopsis pseudocandicans (R. Kiesling) Friedrich & Glaetzle -- not accepted
	Echinopsis pseudomammillosa C�rdenas -- not accepted
	Echinopsis pugionacantha Rose & Boed. -- accepted
	Echinopsis pugionacantha ssp. haemantha (Rausch) M. Lowry -- accepted
	Echinopsis pugionacantha ssp. pugionacantha Rose & Boed. -- accepted
	Echinopsis pugionacantha ssp. rossii (Boed.) G. Navarro -- accepted
	Echinopsis puquiensis (Rauh & Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis purpureopilosa (Weing.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis quadratiumbonata (F. Ritter) D.R. Hunt -- accepted
	Echinopsis quinesensis (Rausch) Friedrich & Glaetzle -- not accepted
	Echinopsis randallii (C�rdenas) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis rhodotricha K. Schum. -- accepted
	Echinopsis rhodotricha ssp. chacoana (Sch�tz) P.J. Braun & Esteves -- accepted
	Echinopsis rhodotricha ssp. rhodotricha K. Schum. -- accepted
	Echinopsis ritteri Boed. -- not accepted
	Echinopsis riviere-de-caraltii C�rdenas -- not accepted
	Echinopsis rivierei (Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis rojasii C�rdenas -- accepted
	Echinopsis roseo-lilacina C�rdenas -- not accepted
	Echinopsis rossii Boed. -- not accepted
	Echinopsis rowleyi H. Friedrich -- accepted
	Echinopsis rubinghiana (Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis saltensis Speg. -- accepted
	Echinopsis saltensis ssp. saltensis Speg. -- accepted
	Echinopsis saltensis ssp. schreiteri (A. Cast.) M. Lowry -- accepted
	Echinopsis sanguiniflora (Backeb.) D.R. Hunt -- not accepted
	Echinopsis santaensis (Rauh & Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis schickendantzii F.A.C. Weber -- accepted
	Echinopsis schieliana (Backeb.) D.R. Hunt -- accepted
	Echinopsis schoenii (Rauh & Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis schreiteri (A. Cast.) Werderm. -- not accepted
	Echinopsis scoparia Werderm. -- not accepted
	Echinopsis scopulicola (F. Ritter) Mottram -- not accepted
	Echinopsis shaferi Britton & Rose -- not accepted
	Echinopsis silvatica F. Ritter -- not accepted
	Echinopsis silvestrii Speg. -- not accepted
	Echinopsis skottsbergii (Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis smrziana Backeb. -- not accepted
	Echinopsis spegazziniana Britton & Rose -- not accepted
	Echinopsis spiniflora (K. Schum.) A. Berger -- accepted
	Echinopsis stilowiana (Backeb.) Lam. -- accepted
	Echinopsis stollenwerkiana Boed. -- not accepted
	Echinopsis strigosa (Salm-Dyck) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis subdenudatus C�rdenas -- not accepted
	Echinopsis sucrensis C�rdenas -- not accepted
	Echinopsis tacaquirensis (Vaupel) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis tacaquirensis ssp. taquimbalensis (C�rdenas) G. Navarro -- not accepted
	Echinopsis tapecuana F. Ritter -- not accepted
	Echinopsis taquimbalensis (C�rdenas) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis taratensis (C�rdenas) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis tarijensis (Vaupel) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis tarijensis ssp. bertramiana (Backeb.) M. Lowry -- accepted
	Echinopsis tarijensis ssp. herzogianus (C�rdenas) G. Navarro -- not accepted
	Echinopsis tarijensis ssp. tarijensis (Vaupel) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis tarijensis ssp. totorensis (C�rdenas) G. Navarro -- not accepted
	Echinopsis tarmaensis (Rauh & Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis tegeleriana (Backeb.) D.R. Hunt -- accepted
	Echinopsis terscheckii (J. Parm. ex Pfeiff.) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis thelegona (F.A.C. Weber) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis thelegonoides (Speg.) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis thionantha (Speg.) Werderm. -- accepted
	Echinopsis thionantha ssp. ferrarii (Rausch) M. Lowry -- accepted
	Echinopsis thionantha ssp. glauca (F. Ritter) M. Lowry -- accepted
	Echinopsis thionantha ssp. thionantha (Speg.) Werderm. -- accepted
	Echinopsis tiegeliana (Wessner) D.R. Hunt -- accepted
	Echinopsis toralapana C�rdenas -- not accepted
	Echinopsis torrecillasensis C�rdenas -- not accepted
	Echinopsis tulhuayacensis (Ochoa) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis tunariensis (C�rdenas) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis uebelmanniana (Lembcke & Backeb.) A.E. Hoffm. -- not accepted
	Echinopsis uyupampensis (Backeb.) H. Friedrich & G.D. Rowley -- not accepted
	Echinopsis vallegrandensis C�rdenas -- not accepted
	Echinopsis vasquezii (Rausch) G.D. Rowley -- accepted
	Echinopsis vatteri (R. Kiesling) G.D. Rowley -- not accepted
	Echinopsis volliana (Backeb.) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis walteri (R. Kiesling) Friedrich & Glaetzle -- accepted
	Echinopsis werdermanniana (Backeb.) H. Friedrich & G.D. Rowley -- accepted
	Echinopsis yungasensis F. Ritter -- not accepted
	Echinopsis yuquina D.R. Hunt -- accepted
	Emorycactus Doweld -- not accepted
	Emorycactus parryi (Engelm.) Doweld -- not accepted
	Emorycactus polycephalus (Engelm. & J.M. Bigelow) Doweld -- not accepted
	Emorycactus xeranthemoides (J.M. Coult.) Doweld -- not accepted
	Encephalocarpus A. Berger -- not accepted
	Encephalocarpus strobiliformis (Werderm.) A. Berger -- not accepted
	Eomatucana F. Ritter -- not accepted
	Eomatucana madisoniorum (Hutchison) F. Ritter -- not accepted
	Eomatucana oreodoxa F. Ritter -- not accepted
	Epiphyllanthus A. Berger -- not accepted
	Epiphyllanthus candidus (Loefgr.) Britton & Rose -- not accepted
	Epiphyllanthus microsphaericus (K. Schum.) Britton & Rose -- not accepted
	Epiphyllanthus obovatus (Engelm. ex K. Schum.) Britton & Rose -- not accepted
	Epiphyllanthus obtusangulus (K. Schum.) A. Berger -- not accepted
	Epiphyllopsis A. Berger -- not accepted
	Epiphyllopsis gaertneri (Regel) A. Berger -- not accepted
	Epiphyllum Haw. -- accepted -- climbing cactus
	Epiphyllum ackermannii Haw. -- not accepted
	Epiphyllum anguliger (Lem.) G. Don ex Loudon -- accepted
	Epiphyllum baueri Dorsch -- accepted
	Epiphyllum cartagense (F.A.C. Weber) Britton & Rose -- accepted
	Epiphyllum caudatum Britton & Rose -- not accepted
	Epiphyllum chrysocardium Alexander -- not accepted
	Epiphyllum columbiense (F.A.C. Weber) Dodson & Gentry -- not accepted
	Epiphyllum costaricense (F.A.C. Weber) Britton & Rose -- not accepted
	Epiphyllum crenatum (Lindl.) G. Don -- accepted
	Epiphyllum crenatum ssp. crenatum (Lindl.) G. Don -- accepted
	Epiphyllum crenatum ssp. kimnachii (Bravo) U. Guzm�n -- accepted
	Epiphyllum darrahii (K. Schum.) Britton & Rose -- not accepted
	Epiphyllum eichlamii (Weing.) L.O. Williams -- not accepted
	Epiphyllum gigas Woodson & Cutak -- not accepted
	Epiphyllum grandilobum (F.A.C. Weber) Britton & Rose -- accepted
	Epiphyllum guatemalense Britton & Rose -- not accepted
	Epiphyllum hookeri Haw. -- accepted -- nightblooming cactus, Nopalillo de Hooker
	Epiphyllum hookeri ssp. columbiense (F.A.C. Weber) Ralf Bauer -- accepted
	Epiphyllum hookeri ssp. guatemalense (Britton & Rose) Ralf Bauer -- accepted
	Epiphyllum hookeri ssp. hookeri Haw. -- accepted
	Epiphyllum hookeri ssp. pittieri (F.A.C. Weber) Ralf Bauer -- accepted
	Epiphyllum laui Kimnach -- accepted
	Epiphyllum lepidocarpum (F.A.C. Weber) Britton & Rose -- accepted
	Epiphyllum macrocarpum (F.A.C. Weber) Backeb. -- not accepted
	Epiphyllum nelsonii Britton & Rose -- not accepted
	Epiphyllum oxypetalum (DC.) Haw. -- accepted -- Nopalillo criollo, Dutchman's pipe cactus
	Epiphyllum phyllanthus (L.) Haw. -- accepted -- climbing cactus
	Epiphyllum phyllanthus ssp. phyllanthus (L.) Haw. -- accepted
	Epiphyllum phyllanthus ssp. rubrocoronatum (Kimnach) Ralf Bauer -- accepted
	Epiphyllum phyllanthus var. rubrocoronatum Kimnach -- not accepted
	Epiphyllum pumilum Britton & Rose -- accepted
	Epiphyllum quezaltecum (Standl. & Steyerm.) L.O. Williams -- not accepted
	Epiphyllum stenopetalum (C.F. F�rst.) Britton & Rose -- not accepted
	Epiphyllum steyermarkii Croizat -- not accepted
	Epiphyllum strictum (Lem.) Britton & Rose -- not accepted
	Epiphyllum thomasianum (K. Schum.) Britton & Rose -- accepted
	Epiphyllum thomasianum ssp. costaricense (F.A.C. Weber) Ralf Bauer -- accepted
	Epiphyllum thomasianum ssp. thomasianum (K. Schum.) Britton & Rose -- accepted
	Epiphyllum trimetrale Croizat -- not accepted
	Epiphyllum truncatum Haw. -- not accepted
	Epithelantha A. Weber ex Britton & Rose -- accepted -- pingpong ball cactus
	Epithelantha bokei L.D. Benson -- accepted -- Biznaga-blanca de Boquillas, Boke's button cactus
	Epithelantha densispina Bravo -- not accepted
	Epithelantha greggii (Engelm.) Orcutt -- not accepted
	Epithelantha micromeris (Engelm.) A. Weber ex Britton & Rose -- accepted -- Biznaga-blanca chilona, pingpong ball cactus
	Epithelantha micromeris ssp. greggii (Engelm.) N.P. Taylor -- not accepted
	Epithelantha micromeris ssp. pachyrhiza (W.T. Marshall) N.P. Taylor -- not accepted
	Epithelantha micromeris ssp. polycephala (Backeb.) Glass -- not accepted
	Epithelantha micromeris var. pachyrhiza W.T. Marshall -- not accepted
	Epithelantha micromeris var. polycephala (Backeb.) Glass & R.A. Foster -- not accepted
	Epithelantha pachyrhiza (W.T. Marshall) Backeb. -- not accepted
	Epithelantha petri Halda & Hor�cek -- not accepted
	Epithelantha petrii Halda & Hor�cek -- not accepted
	Epithelantha polycephala Backeb. -- not accepted
	Epithelantha rufispina Bravo -- not accepted
	Erdisia Britton & Rose -- not accepted
	Erdisia apiciflora (Vaupel) Werderm. -- not accepted
	Erdisia aureispina Backeb. & H. Jacobsen -- not accepted
	Erdisia erecta Backeb. -- not accepted
	Erdisia fortalezensis F. Ritter -- not accepted
	Erdisia maxima Backeb. -- not accepted
	Erdisia meyenii Britton & Rose -- not accepted
	Erdisia philippii (Regel & Schmidt) Britton & Rose -- not accepted
	Erdisia quadrangularis Rauh & Backeb. -- not accepted
	Erdisia sextoniana Backeb. -- not accepted
	Erdisia spiniflora (Phil.) Britton & Rose -- not accepted
	Erdisia squarrosa (Vaupel) Britton & Rose -- not accepted
	Erdisia tenuicula Backeb. -- not accepted
	Eriocactus Backeb. -- not accepted
	Eriocactus ampliocostatus F. Ritter -- not accepted
	Eriocactus claviceps F. Ritter -- not accepted
	Eriocactus leninghausii Backeb. ex Schaffnit -- not accepted
	Eriocactus magnificus F. Ritter -- not accepted
	Eriocactus nigrispinus (K. Schum.) F. Ritter -- not accepted
	Eriocactus schumannianus (Nicolai) Backeb. -- not accepted
	Eriocactus warasii F. Ritter -- not accepted
	Eriocereus (A. Berger) Riccob. -- not accepted
	Eriocereus martinii (Labour.) Riccob. -- not accepted -- moon cactus
	Eriocereus spinosissimus Buining & Brederoo -- not accepted
	Eriosyce Phil. -- accepted
	Eriosyce algarrobensis F. Ritter -- not accepted
	Eriosyce andreaeana Katt. -- not accepted
	Eriosyce aspillagae (S�hrens) Katt. -- accepted
	Eriosyce aspillagae ssp. maechlerorum Helmut Walter -- not accepted
	Eriosyce aurata (Pfeiff.) Backeb. -- accepted
	Eriosyce bulbocalyx (Werderm.) Katt. -- accepted
	Eriosyce calderana (F. Ritter) Ferryman -- accepted
	Eriosyce caligophila R. Pinto -- not accepted
	Eriosyce ceratistes (Otto) Britton & Rose -- not accepted
	Eriosyce chilensis (Hildm. ex K. Schum.) Katt. -- accepted
	Eriosyce confinis (F. Ritter) Katt. -- accepted
	Eriosyce crispa (F. Ritter) Katt. -- accepted
	Eriosyce crispa ssp. crispa (F. Ritter) Katt. -- accepted
	Eriosyce crispa ssp. totoralensis (F. Ritter) Katt. -- accepted
	Eriosyce curvispina (Bertero ex Colla) Katt. -- accepted
	Eriosyce curvispina ssp. armata (F. Ritter) Katt. -- accepted
	Eriosyce curvispina ssp. curvispina (Bertero ex Colla) Katt. -- accepted
	Eriosyce curvispina ssp. marksiana (F. Ritter) Ferryman -- accepted
	Eriosyce eriosyzoides (F. Ritter) Ferryman -- accepted
	Eriosyce eriosyzoides ssp. atroviridis (F. Ritter) Ferryman -- accepted
	Eriosyce eriosyzoides ssp. eriosyzoides (F. Ritter) Ferryman -- accepted
	Eriosyce esmeraldana (F. Ritter) Katt. -- accepted
	Eriosyce garaventae (F. Ritter) Katt. -- accepted
	Eriosyce heinrichiana (Backeb.) Katt. -- accepted
	Eriosyce ihotzkyanae F. Ritter -- not accepted
	Eriosyce iquiquensis (F. Ritter) Ferryman -- accepted
	Eriosyce islayensis (C.F. F�rst.) Katt. -- accepted
	Eriosyce islayensis ssp. grandis (Rauh & Backeb.) G.J. Charles -- accepted
	Eriosyce islayensis ssp. islayensis (C.F. F�rst.) Katt. -- accepted
	Eriosyce islayensis ssp. omasensis (Ostolaza & Mischler) G.J. Charles -- accepted
	Eriosyce lapampaensis F. Ritter -- not accepted
	Eriosyce laui L�thy -- accepted
	Eriosyce megacarpa F. Ritter -- not accepted
	Eriosyce megliolii (Rausch) Ferryman -- accepted
	Eriosyce napina (Phil.) Katt. -- accepted
	Eriosyce napina ssp. aerocarpa (F. Ritter) Ferryman -- accepted
	Eriosyce napina ssp. duripulpa (F. Ritter) Katt. -- not accepted
	Eriosyce napina ssp. glabrescens (F. Ritter) Ferryman -- accepted
	Eriosyce napina ssp. lembckei (Backeb.) Katt. -- accepted
	Eriosyce napina ssp. napina (Phil.) Katt. -- accepted
	Eriosyce napina ssp. tenebrica (F. Ritter) Ferryman -- accepted
	Eriosyce occulta Katt. -- accepted
	Eriosyce odieri (Lem. ex Salm-Dyck) Katt. -- accepted
	Eriosyce odieri ssp. krausii (F. Ritter) Ferryman -- accepted
	Eriosyce odieri ssp. odieri (Lem. ex Salm-Dyck) Katt. -- accepted
	Eriosyce paucicostata (F. Ritter) Ferryman -- accepted
	Eriosyce paucicostata ssp. echinus (F. Ritter) Ferryman -- accepted
	Eriosyce paucicostata ssp. floccosa (F. Ritter) Ferryman -- accepted
	Eriosyce paucicostata ssp. paucicostata (F. Ritter) Ferryman -- accepted
	Eriosyce recondita (F. Ritter) Katt. -- accepted
	Eriosyce rodentiophila F. Ritter -- accepted
	Eriosyce sandillon (Gay) Phil. -- not accepted
	Eriosyce senilis (Backeb.) Katt. -- accepted
	Eriosyce senilis ssp. coimasensis (F. Ritter) Katt. -- accepted
	Eriosyce senilis ssp. senilis (Backeb.) Katt. -- accepted
	Eriosyce simulans (F. Ritter) Katt. -- accepted
	Eriosyce sociabilis (F. Ritter) Katt. -- accepted
	Eriosyce spinibarbis F. Ritter -- not accepted
	Eriosyce strausiana (K. Schum.) Katt. -- accepted
	Eriosyce strausiana ssp. pachacoensis (Rausch) Ferryman -- accepted
	Eriosyce strausiana ssp. strausiana (K. Schum.) Katt. -- accepted
	Eriosyce subgibbosa (Haw.) Katt. -- accepted
	Eriosyce subgibbosa ssp. clavata (S�hrens) Katt. -- accepted
	Eriosyce subgibbosa ssp. subgibbosa (Haw.) Katt. -- accepted
	Eriosyce subgibbosa ssp. vallenarensis (F. Ritter) Katt. -- accepted
	Eriosyce subgibbosa ssp. wagenknechtii (F. Ritter) Katt. -- accepted
	Eriosyce taltalensis (Hutchison) Katt. -- accepted
	Eriosyce taltalensis ssp. pygmaea (F. Ritter) Ferryman -- accepted
	Eriosyce taltalensis ssp. taltalensis (Hutchison) Katt. -- accepted
	Eriosyce umadeave (Werderm.) Katt. -- accepted
	Eriosyce vertongenii (J.G. Lamb.) D.R. Hunt -- not accepted
	Eriosyce villicumensis (Rausch) Katt. -- accepted
	Eriosyce villosa (Monv.) Katt. -- accepted
	Erythrorhipsalis A. Berger -- not accepted
	Erythrorhipsalis pilocarpa (Loefgr.) A. Berger -- not accepted
	Escobaria Britton & Rose -- accepted -- foxtail cactus, pincushion cactus
	Escobaria aguirreana (Glass & R.A. Foster) N.P. Taylor -- not accepted
	Escobaria albicolumnaria Hester -- not accepted -- column foxtail cactus
	Escobaria alversonii (J.M. Coult.) N.P. Taylor -- accepted -- cushion foxtail cactus
	Escobaria asperispina (Boed.) D.R. Hunt -- not accepted
	Escobaria bella Britton & Rose -- not accepted
	Escobaria bisbeeana (Orcutt) Borg -- not accepted
	Escobaria chaffeyi Britton & Rose -- not accepted -- Biznaga-Escobar de Cedros
	Escobaria chihuahuensis Britton & Rose -- accepted
	Escobaria chihuahuensis ssp. chihuahuensis Britton & Rose -- accepted
	Escobaria chihuahuensis ssp. henricksonii (Glass & R.A. Foster) N.P. Taylor -- accepted
	Escobaria chlorantha (Engelm.) Buxb. -- accepted
	Escobaria cubensis (Britton & Rose) D.R. Hunt -- accepted
	Escobaria dasyacantha (Engelm.) Britton & Rose -- accepted -- Biznaga-Escobar de espinas gruesas, Big Bend foxtail cactus
	Escobaria dasyacantha ssp. chaffeyi (Britton & Rose) N.P. Taylor -- accepted
	Escobaria dasyacantha ssp. dasyacantha (Engelm.) Britton & Rose -- accepted
	Escobaria dasyacantha var. varicolor (Tiegel) D.R. Hunt -- not accepted
	Escobaria deserti (Engelm.) Buxb. -- not accepted
	Escobaria duncanii (Hester) Backeb. -- accepted
	Escobaria emskoetteriana (Quehl) Borg -- accepted -- Biznaga-Escobar de Emskoetter, junior Tom Thumb cactus
	Escobaria guadalupensis S. Brack & K.D. Heil -- not accepted -- Guadalupe Mountain foxtail cactus, Guadalupe pincushion cactus
	Escobaria henricksonii Glass & R.A. Foster -- not accepted
	Escobaria hesteri (Y. Wright) Buxb. -- accepted -- Hester's foxtail cactus
	Escobaria laredoi (Glass & R.A. Foster) N.P. Taylor -- accepted
	Escobaria leei Rose ex Boed. -- not accepted
	Escobaria lloydii Britton & Rose -- accepted
	Escobaria minima (Baird) D.R. Hunt -- accepted -- birdfoot cactus, small coryphantha
	Escobaria missouriensis (Sweet) D.R. Hunt -- accepted -- Missouri foxtail cactus
	Escobaria missouriensis ssp. asperispina (Boed.) N.P. Taylor -- accepted
	Escobaria missouriensis ssp. missouriensis (Sweet) D.R. Hunt -- accepted
	Escobaria missouriensis ssp. navajoensis Hochst�tter -- not accepted
	Escobaria missouriensis var. caespitosa (Engelm.) D.R. Hunt -- not accepted
	Escobaria muehlbaueriana (Boed.) F.M. Knuth -- not accepted
	Escobaria nellieae (Croizat) Backeb. -- not accepted
	Escobaria neomexicana (Engelm.) Buxb. -- not accepted
	Escobaria orcuttii Boed. -- not accepted -- Orcutt's foxtail cactus
	Escobaria orcuttii var. koenigii Castetter, P. Pierce & K.H. Schwer. -- not accepted
	Escobaria orcuttii var. macraxima Castetter, P. Pierce & K.H. Schwer. -- not accepted
	Escobaria robbinsiorum (W.H. Earle) D.R. Hunt -- not accepted -- Cochise pincushion cactus, Cochise foxtail cactus
	Escobaria robbinsorum (W.H. Earle) D.R. Hunt -- accepted -- Cochise foxtail cactus, Cochise pincushion cactus
	Escobaria roseana (Boed.) Buxb. -- not accepted
	Escobaria roseana ssp. galeanensis Haugg -- not accepted
	Escobaria runyonii Britton & Rose -- not accepted
	Escobaria sandbergii Castetter, P. Pierce & K.H. Schwer. -- not accepted -- San Andres Mountain foxtail cactus
	Escobaria sneedii Britton & Rose -- accepted -- carpet foxtail cactus
	Escobaria sneedii ssp. leei (Rose ex Boed.) D.R. Hunt -- not accepted
	Escobaria sneedii ssp. orcuttii (Boed.) L�thy -- accepted
	Escobaria sneedii ssp. sneedii Britton & Rose -- accepted
	Escobaria sneedii var. leei (Rose ex Boed.) D.R. Hunt -- not accepted -- carpet foxtail cactus
	Escobaria strobiliformis (Polseg.) Boed. -- not accepted
	Escobaria strobiliformis auct. non (Poselg.) Boed. -- not accepted
	Escobaria tuberculosa (Engelm.) Britton & Rose -- accepted -- Biznaga-Escobar r�mbica, white column foxtail cactus
	Escobaria tuberculosa var. varicolor (Tiegel) S. Brack & K.D. Heil -- not accepted
	Escobaria villardii Castetter, P. Pierce & K.H. Schwer. -- not accepted -- Sacramento Mountain foxtail cactus, Villard's pincushion cactus
	Escobaria vivipara (Nutt.) Buxb. -- accepted -- spinystar
	Escobaria vivipara var. alversonii (J.M. Coult.) D.R. Hunt -- not accepted
	Escobaria zilziana (Boed.) Backeb. -- accepted
	Escobrittonia Doweld -- not accepted
	Escobrittonia gracilis (L. Bremer & A.B. Lau) Doweld -- not accepted
	Escontria Rose -- accepted
	Escontria chiotilla (F.A.C. Weber) Rose -- accepted
	Escontria lepidantha (Eichlam) Buxb. -- not accepted
	Espostoa Britton & Rose -- accepted
	Espostoa blossfeldiorum (Werderm.) Buxb. -- accepted
	Espostoa calva F. Ritter -- accepted
	Espostoa frutescens Madsen -- accepted
	Espostoa guentheri (Kupper) Buxb. -- accepted
	Espostoa huanucoensis H. Johnson ex F. Ritter -- not accepted
	Espostoa hylaea F. Ritter -- accepted
	Espostoa lanata (Kunth) Britton & Rose -- accepted
	Espostoa lanata ssp. huanucoensis (H. Johnson ex F. Ritter) G.J. Charles -- accepted
	Espostoa lanata ssp. lanata (Kunth) Britton & Rose -- accepted
	Espostoa lanata ssp. lanianuligera (F. Ritter) G.J. Charles -- accepted
	Espostoa lanata ssp. ruficeps (F. Ritter) G.J. Charles -- accepted
	Espostoa lanianuligera F. Ritter -- not accepted
	Espostoa laticornua Rauh & Backeb. -- not accepted
	Espostoa melanostele (Vaupel) Borg -- accepted
	Espostoa melanostele ssp. melanostele (Vaupel) Borg -- accepted
	Espostoa melanostele ssp. nana (F. Ritter) G.J. Charles -- accepted
	Espostoa mirabilis F. Ritter -- accepted
	Espostoa nana F. Ritter -- not accepted
	Espostoa procera Rauh & Backeb. -- not accepted
	Espostoa ritteri Buining -- not accepted
	Espostoa ruficeps F. Ritter -- not accepted
	Espostoa senilis (F. Ritter) N.P. Taylor -- accepted
	Espostoa superba F. Ritter -- accepted
	Espostoa utcubambensis G.J. Charles -- accepted
	Espostoopsis Buxb. -- accepted
	Espostoopsis dybowskii (Rol.-Goss.) Buxb. -- accepted
	Eulychnia Phil. -- accepted
	Eulychnia acida Phil. -- accepted
	Eulychnia aricensis F. Ritter -- not accepted
	Eulychnia barquitensis F. Ritter -- not accepted
	Eulychnia breviflora Phil. -- accepted
	Eulychnia castanea (K. Schum.) Phil. -- accepted
	Eulychnia iquiquensis (K. Schum.) Britton & Rose -- accepted
	Eulychnia iquiquensis ssp. iquiquensis (K. Schum.) Britton & Rose -- accepted
	Eulychnia iquiquensis ssp. ritteri (Cullmann) D.R. Hunt -- accepted
	Eulychnia morromorenoensis F. Ritter -- not accepted
	Eulychnia procumbens Backeb. -- not accepted
	Eulychnia ritteri Cullmann -- not accepted
	Eulychnia saint-pieana F. Ritter -- not accepted
	Facheiroa Britton & Rose -- accepted
	Facheiroa braunii Esteves -- not accepted
	Facheiroa cephaliomelana Buining & Brederoo -- accepted
	Facheiroa cephaliomelana ssp. cephaliomelana Buining & Brederoo -- accepted
	Facheiroa cephaliomelana ssp. estevesii (P.J. Braun) N.P. Taylor & Zappi -- accepted
	Facheiroa chaetacantha (F. Ritter) P.J. Braun & Esteves -- not accepted
	Facheiroa estevesii P.J. Braun -- not accepted
	Facheiroa pilosa F. Ritter -- not accepted
	Facheiroa pubiflora Britton & Rose -- not accepted
	Facheiroa squamosa (G�rke) P.J. Braun & Esteves -- accepted
	Facheiroa squamosa ssp. polygona (F. Ritter) P.J. Braun & Esteves -- not accepted
	Facheiroa tenebrosa P.J. Braun & Esteves -- not accepted
	Facheiroa ulei (G�rke) Werderm. -- accepted
	Ferocactus Britton & Rose -- accepted -- barrel cactus
	Ferocactus acanthodes (Lem.) Britton & Rose -- not accepted
	Ferocactus acanthodes var. eastwoodiae L.D. Benson -- not accepted
	Ferocactus acanthodes var. lecontei (Engelm.) G.E. Linds. -- not accepted
	Ferocactus alamosanus (Britton & Rose) Britton & Rose -- accepted
	Ferocactus alamosanus ssp. alamosanus (Britton & Rose) Britton & Rose -- accepted
	Ferocactus alamosanus ssp. reppenhagenii (G. Unger) N.P. Taylor -- accepted
	Ferocactus chrysacanthus (Orcutt) Britton & Rose -- accepted
	Ferocactus chrysacanthus ssp. chrysacanthus (Orcutt) Britton & Rose -- accepted
	Ferocactus chrysacanthus ssp. grandiflorus (G.E. Linds.) N.P. Taylor -- accepted
	Ferocactus covillei Britton & Rose -- not accepted
	Ferocactus crassihamatus (F.A.C. Weber) Britton & Rose -- not accepted
	Ferocactus cylindraceus (Engelm.) Orcutt -- accepted -- Biznaga-barril cil�ndrica, California barrel cactus
	Ferocactus cylindraceus ssp. cylindraceus (Engelm.) Orcutt -- accepted
	Ferocactus cylindraceus ssp. eastwoodiae (L.D. Benson) N.P. Taylor -- accepted
	Ferocactus cylindraceus ssp. lecontei (Engelm.) N.P. Taylor -- accepted
	Ferocactus cylindraceus var. tortulospinus (H.E. Gates) Bravo -- not accepted
	Ferocactus diguetii (F.A.C. Weber) Britton & Rose -- accepted
	Ferocactus eastwoodiae (L.D. Benson) L.D. Benson -- not accepted
	Ferocactus echidne (DC.) Britton & Rose -- accepted
	Ferocactus emoryi (Engelm.) Orcutt -- accepted -- Biznaga-barril de Emory, Emory's barrel cactus
	Ferocactus emoryi ssp. covillei (Britton & Rose) D.R. Hunt & Dimmitt -- accepted
	Ferocactus emoryi ssp. emoryi (Engelm.) Orcutt -- accepted
	Ferocactus emoryi ssp. rectispinus (Engelm.) N.P. Taylor -- accepted
	Ferocactus flavovirens (Scheidw.) Britton & Rose -- accepted
	Ferocactus fordii (Orcutt) Britton & Rose -- accepted
	Ferocactus fordii ssp. borealis N.P. Taylor -- accepted
	Ferocactus fordii ssp. fordii (Orcutt) Britton & Rose -- accepted
	Ferocactus glaucescens (DC.) Britton & Rose -- accepted
	Ferocactus glaucus (K. Schum.) N.P. Taylor -- not accepted
	Ferocactus gracilis H.E. Gates -- accepted
	Ferocactus gracilis ssp. gatesii (G.E. Linds.) N.P. Taylor -- accepted
	Ferocactus gracilis var. gracilis H.E. Gates -- not accepted
	Ferocactus haematacanthus (Muehlenpf.) Britton & Rose -- accepted
	Ferocactus hamatacanthus (Muehlenpf.) Britton & Rose -- accepted -- Biznaga-barril costillona, Turk's head
	Ferocactus hamatacanthus ssp. sinuatus (A. Dietr.) N.P. Taylor -- accepted
	Ferocactus hamatacanthus var. hamatacanthus (Muehlenpf.) Britton & Rose -- not accepted -- Turk's head
	Ferocactus herrerae J.G. Ortega -- accepted
	Ferocactus histrix (DC.) G.E. Linds. -- accepted
	Ferocactus johnsonii (Parry ex Engelm.) Britton & Rose -- not accepted
	Ferocactus johnstonianus Britton & Rose -- accepted
	Ferocactus latispinus (Haw.) Britton & Rose -- accepted
	Ferocactus latispinus ssp. greenwoodii (Glass) N.P. Taylor -- accepted
	Ferocactus latispinus ssp. latispinus (Haw.) Britton & Rose -- accepted
	Ferocactus latispinus ssp. spiralis (Karw. ex Pfeiff.) N.P. Taylor -- accepted
	Ferocactus lecontei (Engelm.) Britton & Rose -- not accepted -- Biznaga-barril de Gila
	Ferocactus lindsayi Bravo -- accepted
	Ferocactus macrodiscus (Mart.) Britton & Rose -- accepted
	Ferocactus macrodiscus ssp. macrodiscus (Mart.) Britton & Rose -- accepted
	Ferocactus macrodiscus ssp. septentrionalis (J. Meyr�n) N.P. Taylor -- accepted
	Ferocactus mathssonii (K. Schum.) N.P. Taylor -- not accepted
	Ferocactus mesae-verdae (Boissev. & C. Davidson) N.P. Taylor -- not accepted
	Ferocactus parviflorus (Clover & Jotter) N.P. Taylor -- not accepted
	Ferocactus peninsulae (F.A.C. Weber) Britton & Rose -- accepted
	Ferocactus pilosus (Galeotti) Werderm. -- accepted
	Ferocactus polyancistrus (Engelm. & J.M. Bigelow) N.P. Taylor -- not accepted
	Ferocactus pottsii (Salm-Dyck) Backeb. -- accepted
	Ferocactus pubispinus (Engelm.) N.P. Taylor -- not accepted
	Ferocactus robustus (Link & Otto) Britton & Rose -- accepted
	Ferocactus santa-maria Britton & Rose -- accepted
	Ferocactus scheeri (Salm-Dyck) N.P. Taylor -- not accepted
	Ferocactus schwarzii G.E. Linds. -- accepted
	Ferocactus setispinus (Engelm.) L.D. Benson -- not accepted
	Ferocactus spinosior (Engelm.) N.P. Taylor -- not accepted
	Ferocactus tiburonensis (G.E. Linds.) Backeb. -- accepted
	Ferocactus townsendianus Britton & Rose -- accepted
	Ferocactus uncinatus (Galeotti ex Pfeiff.) Britton & Rose -- not accepted
	Ferocactus viridescens (Torr. & A. Gray) Britton & Rose -- accepted -- Biznaga-barril verdosa, San Diego barrel cactus, coast barrel cactus
	Ferocactus whipplei (Engelm. & J.M. Bigelow) N.P. Taylor -- not accepted
	Ferocactus wislizeni (Engelm.) Britton & Rose -- accepted -- Biznaga-barril de Nuevo M�xico, candy barrel cactus, fishhook barrel cactus
	Ferocactus wrightiae (L.D. Benson) N.P. Taylor -- not accepted
	Floribunda F. Ritter -- not accepted
	Floribunda pusilliflora F. Ritter -- not accepted
	Frailea Britton & Rose -- accepted
	Frailea alacriportana Backeb. & Voll -- not accepted
	Frailea albiareolata Buining & Brederoo -- not accepted
	Frailea albicolumnaris F. Ritter -- not accepted
	Frailea albifusca F. Ritter -- not accepted
	Frailea asperispina F. Ritter -- not accepted
	Frailea aureinitens Buining & Brederoo -- not accepted
	Frailea aureispina F. Ritter -- not accepted
	Frailea buenekeri W.R. Abraham -- accepted
	Frailea buenekeri ssp. buenekeri W.R. Abraham -- accepted
	Frailea buenekeri ssp. densispina Hofacker & K. Herm -- accepted
	Frailea caespitosa (Speg.) Britton & Rose -- not accepted
	Frailea carminifilamentosa Kilian ex Backeb. -- not accepted
	Frailea castanea Backeb. -- accepted
	Frailea castanea ssp. harmoniana (F. Ritter) P.J. Braun & Esteves -- not accepted
	Frailea cataphracta (Dams) Britton & Rose -- accepted
	Frailea cataphracta ssp. duchii (G. Moser) P.J. Braun & Esteves -- not accepted
	Frailea cataphracta ssp. melitae (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Frailea cataphracta ssp. tuyensis (Buining & G. Moser) P.J. Braun & Esteves -- not accepted
	Frailea cataphracta var. duchii G. Moser -- not accepted
	Frailea cataphracta var. tuyensis Buining & G. Moser -- not accepted
	Frailea chiquitana C�rdenas -- accepted
	Frailea concepcionensis Buining & G. Moser -- not accepted
	Frailea curvispina Buining & Brederoo -- accepted
	Frailea deminuta Buining & Brederoo -- not accepted
	Frailea fulviseta Buining & Brederoo -- accepted
	Frailea gracillima (Lem.) Britton & Rose -- accepted
	Frailea gracillima ssp. albifusca (F. Ritter) P.J. Braun & Esteves -- not accepted
	Frailea gracillima ssp. gracillima (Lem.) Britton & Rose -- accepted
	Frailea gracillima ssp. horstii (F. Ritter) P.J. Braun & Esteves -- accepted
	Frailea grahliana (F. Haage) Britton & Rose -- not accepted
	Frailea horstii F. Ritter -- not accepted
	Frailea ignacionensis Buining & G. Moser -- not accepted
	Frailea knippeliana (Quehl) Britton & Rose -- not accepted
	Frailea lepida Buining & Brederoo -- not accepted
	Frailea mammifera Buining & Brederoo -- accepted
	Frailea mammifera ssp. angelesiae R. Kiesling & Metzing -- accepted
	Frailea mammifera ssp. mammifera Buining & Brederoo -- accepted
	Frailea matoana Buining & Brederoo -- not accepted
	Frailea melitae Buining & Brederoo -- not accepted
	Frailea moseriana Buining & Brederoo -- not accepted
	Frailea perbella Prestl� -- not accepted
	Frailea perumbilicata F. Ritter -- not accepted
	Frailea phaeodisca (Speg.) Spreg. -- accepted
	Frailea pseudogracillima F. Ritter -- not accepted
	Frailea pulcherrima (Arechav.) Speg. -- not accepted
	Frailea pullispina Backeb. -- not accepted
	Frailea pumila (Lem.) Britton & Rose -- accepted
	Frailea pumila ssp. albiareolata (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Frailea pumila ssp. maior (F. Ritter) P.J. Braun & Esteves -- not accepted
	Frailea pumila var. maior F. Ritter -- not accepted
	Frailea pygmaea (Speg.) Britton & Rose -- accepted
	Frailea pygmaea ssp. albicolumnaris (F. Ritter) Hofacker -- accepted
	Frailea pygmaea ssp. altigibbera (F. Ritter) P.J. Braun & Esteves -- not accepted
	Frailea pygmaea ssp. asperispina (F. Ritter) P.J. Braun & Esteves -- not accepted
	Frailea pygmaea ssp. aureinitens (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Frailea pygmaea ssp. aureispina (F. Ritter) P.J. Braun & Esteves -- not accepted
	Frailea pygmaea ssp. fulviseta (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Frailea pygmaea ssp. lilalunula (F. Ritter) P.J. Braun & Esteves -- not accepted
	Frailea pygmaea ssp. pygmaea (Speg.) Britton & Rose -- accepted
	Frailea pygmaea ssp. tuyensis (Buining & G. Moser) Metzing -- accepted
	Frailea pygmaea var. altigibbera F. Ritter -- not accepted
	Frailea pygmaea var. lilalunula F. Ritter -- not accepted
	Frailea schilinzkyana (F. Haage ex K. Schum.) Britton & Rose -- accepted
	Frailea schilinzkyana ssp. concepcionensis (Buining & G. Moser) P.J. Braun & Esteves -- accepted
	Frailea schilinzkyana ssp. schilinzkyana (F. Haage ex K. Schum.) Britton & Rose -- accepted
	Frailea uhligiana Backeb. -- not accepted
	Frailea ybatense Buining & G. Moser -- not accepted
	Geohintonia Glass & W.A. Fitz Maur. -- accepted
	Geohintonia mexicana Glass & W.A. Fitz Maur. -- accepted
	Glandulicactus Backeb. -- not accepted
	Glandulicactus crassihamatus (F.A.C. Weber) Backeb. -- not accepted
	Glandulicactus mathssonii (K. Schum.) D.J. Ferguson -- not accepted
	Glandulicactus uncinatus (Galeotti ex Pfeiff.) Backeb. -- not accepted
	Glandulicactus uncinatus ssp. uncinatus (Galeotti ex Pfeiff.) Backeb. -- not accepted
	Glandulicactus wrightii (Engelm.) D.J. Ferguson -- not accepted
	Grusonia Rchb. f. ex Britton & Rose -- accepted
	Grusonia aggeria (Ralston & Hilsenb.) E.F. Anderson -- accepted
	Grusonia bradtiana (J.M. Coult.) Britton & Rose -- accepted
	Grusonia bulbispina (Engelm.) H. Rob. -- not accepted
	Grusonia clavata (Engelm.) H. Rob. -- accepted
	Grusonia densispina (Ralston & Hilsenb.) Rebman -- accepted
	Grusonia emoryi (Engelm.) Pinkava -- accepted
	Grusonia grahamii (Engelm.) H. Rob. -- accepted
	Grusonia hamiltonii H.E. Gates ex W.T. Marshall & T.M. Bock -- not accepted
	Grusonia invicta (Brandegee) E.F. Anderson -- not accepted
	Grusonia kunzei (Rose) Pinkava -- accepted
	Grusonia marenae (S.H. Parsons) E.F. Anderson -- not accepted
	Grusonia moelleri (A. Berger) E.F. Anderson -- not accepted
	Grusonia parishii (Orcutt) Pinkava -- accepted
	Grusonia pulchella (Engelm.) H. Rob. -- accepted
	Grusonia reflexispina (Wiggins & Rollins) E.F. Anderson -- not accepted
	Grusonia santamaria E.M. Baxter -- not accepted
	Grusonia schottii (Engelm.) H. Rob. -- accepted
	Gymnanthocereus Backeb. -- not accepted
	Gymnanthocereus altissimus F. Ritter -- not accepted
	Gymnanthocereus macracanthus F. Ritter -- not accepted
	Gymnanthocereus pilleifer F. Ritter -- not accepted
	Gymnocactus Backeb. -- not accepted
	Gymnocactus aguirreanus Glass & R.A. Foster -- not accepted
	Gymnocactus beguinii (F.A.C. Weber ex K. Schum.) Backeb. -- not accepted
	Gymnocactus roseanus (Boed.) Glass & R.A. Foster -- not accepted
	Gymnocalycium Pfeiff. ex Mittler -- accepted
	Gymnocalycium achirasense H. Till & Schatzl -- not accepted
	Gymnocalycium acorrugatum J.G. Lamb -- not accepted
	Gymnocalycium albispinum Backeb. -- not accepted
	Gymnocalycium alboareolatum Rausch -- accepted
	Gymnocalycium ambatoense Piltz -- not accepted
	Gymnocalycium amerhauseri H. Till -- accepted
	Gymnocalycium andreae (Boed.) Backeb. -- accepted
	Gymnocalycium angelae Mereg. -- not accepted
	Gymnocalycium anisitsii (K. Schum.) Britton & Rose -- accepted
	Gymnocalycium anisitsii ssp. anisitsii (K. Schum.) Britton & Rose -- accepted
	Gymnocalycium anisitsii ssp. damsii (K. Schum.) G.J. Charles -- accepted
	Gymnocalycium anisitsii ssp. multiproliferum (P.J. Braun) P.J. Braun & Esteves -- not accepted
	Gymnocalycium antherostele F. Ritter -- not accepted
	Gymnocalycium armatum F. Ritter -- not accepted
	Gymnocalycium artigas Herter -- not accepted
	Gymnocalycium asterium A. Cast. -- not accepted
	Gymnocalycium baldianum (Speg.) Speg. -- accepted
	Gymnocalycium bayrianum H. Till -- accepted
	Gymnocalycium berchtii Neuhuber -- accepted
	Gymnocalycium bicolor Sch�tz -- not accepted
	Gymnocalycium bodenbenderianus A. Berger -- not accepted
	Gymnocalycium borthii Koop ex H. Till -- not accepted
	Gymnocalycium bozsingianum Sch�tz -- not accepted
	Gymnocalycium brachyanthum (G�rke) Britton & Rose -- not accepted
	Gymnocalycium brachypetalum Speg. -- not accepted
	Gymnocalycium bruchii (Speg.) Hosseus -- accepted
	Gymnocalycium buenekeri (Buining) Swales -- not accepted
	Gymnocalycium calochlorum (Boed.) Y. It� -- accepted
	Gymnocalycium capillaense (Schick) Hosseus -- accepted
	Gymnocalycium cardenasianum F. Ritter -- not accepted
	Gymnocalycium carminanthum Borth & Koop -- not accepted
	Gymnocalycium castellanosii Backeb. -- accepted
	Gymnocalycium castellanosii ssp. acorrugatum (J.G. Lamb) R. Kiesling & Metzing -- accepted
	Gymnocalycium castellanosii ssp. castellanosii Backeb. -- accepted
	Gymnocalycium castellanosii ssp. ferocior (Backeb. ex H. Till & Amerh.) G.J. Charles -- accepted
	Gymnocalycium chiquitanum C�rdenas -- accepted
	Gymnocalycium chubutense (Speg.) Speg. -- not accepted
	Gymnocalycium chuquisacanum C�rdenas -- not accepted
	Gymnocalycium damsii (K. Schum.) Britton & Rose -- not accepted
	Gymnocalycium delaetii (K. Schum.) Hosseus -- not accepted
	Gymnocalycium denudatum (Link & Otto) Pfeiff. ex Mittler -- accepted
	Gymnocalycium erinaceum J.G. Lamb -- accepted
	Gymnocalycium erolesii Neuhuber & C.A.L. Bercht -- not accepted
	Gymnocalycium eurypleurum F. Ritter -- accepted
	Gymnocalycium eytianum C�rdenas -- not accepted
	Gymnocalycium ferox (Backeb.) Slaba -- not accepted
	Gymnocalycium ferrarii Rausch -- not accepted
	Gymnocalycium fischeri Halda, Kupc�k, Lukasik & Sladk. -- not accepted
	Gymnocalycium fleischerianum (Mereg., Metzing & R. Kiesling) L. Vala -- not accepted
	Gymnocalycium fleischerianum var. anoplum Y. It� -- not accepted
	Gymnocalycium fleischerianum var. fleischerianum (Mereg., Metzing & R. Kiesling) L. Vala -- not accepted
	Gymnocalycium gaponii Neuhuber -- not accepted
	Gymnocalycium gerardii (Boed.) Y. It� -- not accepted
	Gymnocalycium gibbosum (Haw.) Pfeiff. ex Mittler -- accepted
	Gymnocalycium gibbosum ssp. borthii (Koop ex H. Till) G.J. Charles -- accepted
	Gymnocalycium gibbosum ssp. ferox (Labour. ex R�mpler) Papsch -- not accepted
	Gymnocalycium gibbosum ssp. gibbosum (Haw.) Pfeiff. ex Mittler -- accepted
	Gymnocalycium glaucum F. Ritter -- accepted
	Gymnocalycium glaucum ssp. ferrarii (Rausch) G.J. Charles -- accepted
	Gymnocalycium glaucum ssp. glaucum F. Ritter -- accepted
	Gymnocalycium grandiflorum Backeb. -- not accepted
	Gymnocalycium guerkeanum (Heese) Britton & Rose -- not accepted
	Gymnocalycium hamatum F. Ritter -- not accepted
	Gymnocalycium hammerschmidii Backeb. -- not accepted
	Gymnocalycium horridispinum G. Frank ex H. Till -- not accepted
	Gymnocalycium horstii Buining -- accepted
	Gymnocalycium horstii ssp. buenekeri (Swales) P.J. Braun & Hofacker -- accepted
	Gymnocalycium horstii ssp. horstii Buining -- accepted
	Gymnocalycium hossei (Haage) A. Berger -- accepted
	Gymnocalycium immemoratum A. Cast. & Lelong -- not accepted
	Gymnocalycium intertextum Backeb. -- not accepted
	Gymnocalycium izozogsii C�rdenas -- not accepted
	Gymnocalycium jochumii Neuhuber -- not accepted
	Gymnocalycium joossensianum (Boed.) Britton & Rose -- not accepted
	Gymnocalycium kieslingii O. Ferrari -- accepted
	Gymnocalycium kroenleinii R. Kiesling -- accepted
	Gymnocalycium kurtzianum (G�rke) Britton & Rose -- not accepted
	Gymnocalycium lagunillasense C�rdenas -- not accepted
	Gymnocalycium leeanum (Hook.) Britton & Rose -- not accepted
	Gymnocalycium loricatum (Speg.) Speg. -- not accepted
	Gymnocalycium marquezii C�rdenas -- not accepted
	Gymnocalycium marsoneri Fric ex Y. It� -- accepted
	Gymnocalycium marsoneri ssp. marsoneri Fric ex Y. It� -- accepted
	Gymnocalycium marsoneri ssp. matoense (Buining & Brederoo) P.J. Braun & Esteves -- accepted
	Gymnocalycium matoense Buining & Brederoo -- not accepted
	Gymnocalycium mazanense (Backeb.) Backeb. -- not accepted
	Gymnocalycium megalothelon (Sencke) Britton & Rose -- not accepted
	Gymnocalycium megatae Y. It� -- not accepted
	Gymnocalycium melanocarpum (Arechav.) Britton & Rose -- not accepted
	Gymnocalycium mesopotamicum R. Kiesling -- accepted
	Gymnocalycium michoga Y. It� -- not accepted
	Gymnocalycium mihanovichii (Fric & G�rke) Britton & Rose -- accepted
	Gymnocalycium millaresii C�rdenas -- not accepted
	Gymnocalycium monvillei (Lem.) Pfeiff. ex Britton & Rose -- accepted
	Gymnocalycium monvillei ssp. gertrudae (Neuhuber) Neuhuber -- not accepted
	Gymnocalycium monvillei ssp. horridispinum (G. Frank ex H. Till) H. Till -- accepted
	Gymnocalycium monvillei ssp. monvillei (Lem.) Pfeiff. ex Britton & Rose -- accepted
	Gymnocalycium monvillei var. gertrudae Neuhuber -- not accepted
	Gymnocalycium moserianum Sch�tz -- not accepted
	Gymnocalycium mostii (G�rke) Britton & Rose -- accepted
	Gymnocalycium mostii ssp. ferocius Backeb. ex H. Till & Amerh. -- not accepted
	Gymnocalycium multiflorum (Hook.) Britton & Rose -- not accepted
	Gymnocalycium neuhuberi H. Till & W. Till -- accepted
	Gymnocalycium neumannianum (Backeb.) Hutchison -- not accepted
	Gymnocalycium nidulans Backeb. -- not accepted
	Gymnocalycium nigriareolatum Backeb. -- accepted
	Gymnocalycium obductum Piltz -- not accepted
	Gymnocalycium ochoterenae Backeb. -- accepted
	Gymnocalycium oenanthemum Backeb. -- accepted
	Gymnocalycium onychacanthum Y. It� -- not accepted
	Gymnocalycium paediophilum F. Ritter ex Sch�tz -- not accepted
	Gymnocalycium papschii H. Till -- not accepted
	Gymnocalycium paraguayense (Mundt ex K. Schum.) Hosseus -- accepted
	Gymnocalycium paraguayense f. fleischerianum Mereg., Metzing & R. Kiesling -- not accepted
	Gymnocalycium pflanzii (Vaupel) Werderm. -- accepted
	Gymnocalycium pflanzii ssp. argentinense H. Till & W. Till -- accepted
	Gymnocalycium pflanzii ssp. pflanzii (Vaupel) Werderm. -- accepted
	Gymnocalycium pflanzii ssp. zegarrae (C�rdenas) G.J. Charles -- accepted
	Gymnocalycium piltziorum Sch�tz -- not accepted
	Gymnocalycium poeschlii Neuhuber -- not accepted
	Gymnocalycium proliferum (Backeb.) Backeb. -- not accepted
	Gymnocalycium pseudomalacocarpus Backeb. -- not accepted
	Gymnocalycium pugionacanthum Backeb. ex H. Till -- accepted
	Gymnocalycium ragonesei A. Cast. -- accepted
	Gymnocalycium rauschii H. Till & W. Till -- not accepted
	Gymnocalycium reductum (Link) Pfeiff. ex Mittler -- accepted
	Gymnocalycium reductum var. leeanum (Hook.) Papsch -- accepted
	Gymnocalycium reductum var. reductum (Link) Pfeiff. ex Mittler -- accepted
	Gymnocalycium rhodantherum (Boed.) H. Till -- accepted
	Gymnocalycium riograndense C�rdenas -- not accepted
	Gymnocalycium riojense Fric ex H. Till & W. Till -- not accepted
	Gymnocalycium ritterianum Rausch -- accepted
	Gymnocalycium robustum R. Kiesling, O. Ferrari & Metzing -- accepted
	Gymnocalycium rosae H. Till -- not accepted
	Gymnocalycium saglione (F. Cels) Britton & Rose -- not accepted
	Gymnocalycium saglionis (F. Cels) Britton & Rose -- accepted
	Gymnocalycium saglionis ssp. tilcarense (Backeb.) H. Till & W. Till -- not accepted
	Gymnocalycium schatzlianum Strigl & W. Till -- not accepted
	Gymnocalycium schickendantzii (F.A.C. Weber) Britton & Rose -- accepted
	Gymnocalycium schickendantzii ssp. delaetii (K. Schum.) G.J. Charles -- accepted
	Gymnocalycium schickendantzii ssp. schickendantzii (F.A.C. Weber) Britton & Rose -- accepted
	Gymnocalycium schroederianum Osten -- accepted
	Gymnocalycium schroederianum ssp. bayense R. Kiesling -- not accepted
	Gymnocalycium schroederianum ssp. paucicostatum R. Kiesling -- not accepted
	Gymnocalycium schuetzianum H. Till & Schatzl -- not accepted
	Gymnocalycium sigelianum (Schick) Hosseus -- not accepted
	Gymnocalycium spegazzinii Britton & Rose -- accepted
	Gymnocalycium spegazzinii ssp. cardenasianum (F. Ritter) R. Kiesling & Metzing -- accepted
	Gymnocalycium spegazzinii ssp. spegazzinii Britton & Rose -- accepted
	Gymnocalycium stellatum (Scheidw.) Speg. -- accepted
	Gymnocalycium stellatum ssp. occultum Fric ex H. Till & W. Till -- not accepted
	Gymnocalycium stenopleurum F. Ritter -- accepted
	Gymnocalycium striglianum Jeggle & H. Till -- accepted
	Gymnocalycium stuckertii (Speg.) Britton & Rose -- not accepted
	Gymnocalycium sutterianum (Schick) Hosseus -- not accepted
	Gymnocalycium taningaense Piltz -- accepted
	Gymnocalycium terweemeanum (Teucq ex Duursma) Borgmann & Piltz -- not accepted
	Gymnocalycium tilcarense (Backeb.) H. Till & W. Till -- not accepted
	Gymnocalycium tillianum Rausch -- not accepted
	Gymnocalycium tobuschianum Schick-Freib. -- not accepted
	Gymnocalycium tudae Y. It� -- not accepted
	Gymnocalycium uebelmannianum Rausch -- accepted
	Gymnocalycium uruguayense (Arechav.) Britton & Rose -- accepted
	Gymnocalycium valnicekianum Jaj� -- not accepted
	Gymnocalycium vatteri Buining -- not accepted
	Gymnocalycium walteri H. Till -- not accepted
	Gymnocalycium weissianum Backeb. -- not accepted
	Gymnocalycium zegarrae C�rdenas -- not accepted
	Gymnocereus Backeb. -- not accepted
	Gymnocereus amstutziae Rauh & Backeb. -- not accepted
	Gymnocereus microspermus (Werderm. & Backeb.) Backeb. -- not accepted
	Haageocereus Backeb. -- accepted
	Haageocereus acanthocladus Rauh & Backeb. -- not accepted
	Haageocereus achaetus Rauh & Backeb. -- not accepted
	Haageocereus acranthus (Vaupel) Backeb. -- accepted
	Haageocereus acranthus ssp. acranthus (Vaupel) Backeb. -- accepted
	Haageocereus acranthus ssp. olowinskianus (Backeb.) Ostolaza -- accepted
	Haageocereus akersii Backeb. -- not accepted
	Haageocereus albispinus (Akers) Backeb. -- not accepted
	Haageocereus ambiguus Rauh & Backeb. -- not accepted
	Haageocereus aureispinus Rauh & Backeb. -- not accepted
	Haageocereus australis Backeb. -- not accepted
	Haageocereus cephalomacrostibas (Backeb.) P.V. Heath -- not accepted
	Haageocereus chalaensis F. Ritter -- not accepted
	Haageocereus chilensis F. Ritter ex D.R. Hunt -- accepted
	Haageocereus chosicensis (Werderm. & Backeb.) Backeb. -- not accepted
	Haageocereus chrysacanthus (Akers) Backeb. -- not accepted
	Haageocereus chryseus F. Ritter -- not accepted
	Haageocereus churinensis (F. Ritter) P.V. Heath -- not accepted
	Haageocereus clavispinus Rauh & Backeb. -- not accepted
	Haageocereus crassiareolatus Rauh & Backeb. -- not accepted
	Haageocereus cuzcoensis (Kn�ze) P.V. Heath -- not accepted
	Haageocereus decumbens (Vaupel) Backeb. -- accepted
	Haageocereus decumbens ssp. tenuis (F. Ritter) D.R. Hunt -- not accepted
	Haageocereus deflexispinus Rauh & Backeb. -- not accepted
	Haageocereus dichromus Rauh & Backeb. -- not accepted
	Haageocereus divaricatispinus Rauh & Backeb. -- not accepted
	Haageocereus fulvus F. Ritter -- not accepted
	Haageocereus horrens Rauh & Backeb. -- not accepted
	Haageocereus icensis Backeb. ex F. Ritter -- not accepted
	Haageocereus icosagonoides Rauh & Backeb. -- not accepted
	Haageocereus johnsonii (F. Ritter) P.V. Heath -- not accepted
	Haageocereus lachayensis Rauh & Backeb. -- not accepted
	Haageocereus lanugispinus F. Ritter -- not accepted
	Haageocereus laredensis Backeb. -- not accepted
	Haageocereus litoralis Rauh & Backeb. -- not accepted
	Haageocereus longiareolatus Rauh & Backeb. -- not accepted
	Haageocereus longicomus (F. Ritter) P.V. Heath -- not accepted
	Haageocereus mamillatus var. brevior Rauh & Backeb. -- not accepted
	Haageocereus multicolorispinus Buining -- not accepted
	Haageocereus olowinskianus Backeb. -- not accepted
	Haageocereus pacalaensis Backeb. -- accepted
	Haageocereus pachystele Rauh & Backeb. -- not accepted
	Haageocereus paradoxus Rauh & Backeb. -- not accepted
	Haageocereus peniculatus Rauh & Backeb. -- not accepted
	Haageocereus piliger Rauh & Backeb. -- not accepted
	Haageocereus platinospinus (Werderm. & Backeb.) Backeb. -- accepted
	Haageocereus pluriflorus Rauh & Backeb. -- not accepted
	Haageocereus pseudoacranthus Rauh & Backeb. -- not accepted
	Haageocereus pseudomelanostele (Werderm. & Backeb.) Backeb. -- accepted
	Haageocereus pseudomelanostele ssp. acanthocladus (Rauh & Backeb.) Ostolaza -- accepted
	Haageocereus pseudomelanostele ssp. aureispinus (Rauh & Backeb.) Ostolaza -- accepted
	Haageocereus pseudomelanostele ssp. carminiflorus (Rauh & Backeb.) Ostolaza -- not accepted
	Haageocereus pseudomelanostele ssp. chryseus D.R. Hunt -- accepted
	Haageocereus pseudomelanostele ssp. pseudomelanostele (Werderm. & Backeb.) Backeb. -- accepted
	Haageocereus pseudomelanostele ssp. turbidus (Rauh & Backeb.) Ostolaza -- accepted
	Haageocereus pseudomelanostele var. carminiflorus Rauh & Backeb. -- not accepted
	Haageocereus pseudoversicolor Rauh & Backeb. -- accepted
	Haageocereus rauhii (Backeb.) P.V. Heath -- not accepted
	Haageocereus repens Rauh & Backeb. -- not accepted
	Haageocereus setosus (Akers) Backeb. -- not accepted
	Haageocereus subtilispinus F. Ritter -- not accepted
	Haageocereus symmetros Rauh & Backeb. -- not accepted
	Haageocereus tenuis F. Ritter -- accepted
	Haageocereus tenuispinus Rauh & Backeb. -- not accepted
	Haageocereus torataensis (F. Ritter) P.V. Heath -- not accepted
	Haageocereus turbidus Rauh & Backeb. -- not accepted
	Haageocereus versicolor (Werderm. & Backeb.) Backeb. -- accepted
	Haageocereus vulpes F. Ritter -- not accepted
	Haageocereus weberbaueri (K. Schum. ex Vaupel) D.R. Hunt -- not accepted
	Haageocereus winterianus (F. Ritter) P.V. Heath -- not accepted
	Haageocereus zangalensis F. Ritter -- not accepted
	Haageocereus zonatus Rauh & Backeb. -- not accepted
	Hamatocactus Britton & Rose -- not accepted
	Hamatocactus crassihamatus (F.A.C. Weber) Buxb. -- not accepted
	Hamatocactus uncinatus (Galeotti ex Pfeiff.) Orcutt -- not accepted
	Harrisia Britton -- accepted -- applecactus
	Harrisia aboriginum Small ex Britton & Rose -- accepted -- prickly applecactus, aboriginal pricklyapple
	Harrisia adscendens (G�rke) Britton & Rose -- accepted
	Harrisia balansae (K. Schum.) N.P. Taylor & Zappi -- accepted
	Harrisia bonplandii (J. Parm. & Pfeiff.) Britton & Rose -- not accepted
	Harrisia eriophora (Pfeiff.) Britton -- accepted
	Harrisia fragrans Small ex Britton & Rose -- accepted -- Caribbean applecactus
	Harrisia gracilis (Mill.) Britton -- accepted
	Harrisia hahniana (Backeb.) Kimnach & Hutchison -- not accepted
	Harrisia martinii (Labour.) Britton -- accepted -- mooncactus
	Harrisia pomanensis (F.A.C. Weber ex K. Schum.) Britton & Rose -- accepted -- applecactus
	Harrisia regelii (Weing.) Borg -- accepted
	Harrisia simpsonii Small ex Britton & Rose -- accepted -- Simpson's applecactus
	Harrisia tetracantha (Labour.) D.R. Hunt -- accepted
	Harrisia tortuosa (J. Forbes ex Otto & A. Dietr.) Britton & Rose -- accepted
	Haseltonia Backeb. -- not accepted
	Haseltonia columna-trajani (Karw.) Backeb. -- not accepted
	Hatiora Britton & Rose -- accepted
	Hatiora bambusoides (F.A.C. Weber) Britton & Rose -- not accepted
	Hatiora cylindrica Britton & Rose -- accepted
	Hatiora epiphylloides (Porto & Werderm.) Buxb. -- accepted
	Hatiora epiphylloides ssp. bradei (Porto & A. Cast.) Barthlott & N.P. Taylor -- accepted
	Hatiora epiphylloides ssp. epiphylloides (Porto & Werderm.) Buxb. -- accepted
	Hatiora gaertneri (Regel) Barthlott -- accepted
	Hatiora herminiae (Porto & A. Cast.) Barthlott -- accepted
	Hatiora rosea (Lagerh.) Barthlott -- accepted
	Hatiora salicornioides (Haw.) Britton & Rose -- accepted
	Heliabravoa Backeb. -- not accepted
	Heliabravoa chende (Rol.-Goss.) Backeb. -- not accepted
	Helianthocereus Backeb. -- not accepted
	Helianthocereus antezanae (C�rdenas) Backeb. -- not accepted
	Helianthocereus atacamensis (Phil.) Backeb. -- not accepted
	Helianthocereus bertramianus (Backeb.) Backeb. -- not accepted
	Helianthocereus conaconensis (C�rdenas) Backeb. -- not accepted
	Helianthocereus crassicaulis Backeb. -- not accepted
	Helianthocereus escayachensis (C�rdenas) Backeb. -- not accepted
	Helianthocereus grandiflorus (Britton & Rose) Backeb. -- not accepted
	Helianthocereus herzogianus (C�rdenas) Backeb. -- not accepted
	Helianthocereus huascha (F.A.C. Weber) Backeb. -- not accepted
	Helianthocereus hyalacanthus (Speg.) Backeb. -- not accepted
	Helianthocereus narvaecensis (C�rdenas) Backeb. -- not accepted
	Helianthocereus orurensis (C�rdenas) Backeb. -- not accepted
	Helianthocereus pasacanus (F.A.C. Weber ex R�mpler) Backeb. -- not accepted
	Helianthocereus pecheretianus var. viridior Backeb. -- not accepted
	Helianthocereus poco (Backeb.) Backeb. -- not accepted
	Helianthocereus pseudocandicans Backeb. -- not accepted
	Helianthocereus randallii (C�rdenas) Backeb. -- not accepted
	Helianthocereus tarijensis (Vaupel) Backeb. -- not accepted
	Heliocereus (A. Berger) Britton & Rose -- not accepted
	Heliocereus aurantiacus Kimnach -- not accepted
	Heliocereus aurantiacus var. blomianus Kimnach -- not accepted
	Heliocereus cinnabarinus (Weing.) Britton & Rose -- not accepted
	Heliocereus elegantissimus Britton & Rose -- not accepted
	Heliocereus heterodoxus Standl. & Steyerm. -- not accepted
	Heliocereus luzmariae Scheinvar -- not accepted
	Heliocereus schrankii (Zucc. ex Seitz) Britton & Rose -- not accepted
	Heliocereus speciosissimus (DC.) Y. It� -- not accepted
	Heliocereus speciosus (Cav.) Britton & Rose -- not accepted
	Hertrichocereus Backeb. -- not accepted
	Hertrichocereus beneckei (Ehrenb.) Backeb. -- not accepted
	Hildewintera F. Ritter ex G.D. Rowley -- not accepted
	Hildewintera aureispina (F. Ritter) F. Ritter ex G.D. Rowley -- not accepted
	Hildewintera colademononis Diers & Krahn -- not accepted
	Homalocephala Britton & Rose -- not accepted
	Homalocephala texensis (Hopffer) Britton & Rose -- not accepted
	Horridocactus Backeb. -- not accepted
	Horridocactus aconcaguensis (F. Ritter) Backeb. -- not accepted
	Horridocactus andicola F. Ritter -- not accepted
	Horridocactus armatus (F. Ritter) Backeb. -- not accepted
	Horridocactus atroviridis (F. Ritter) Backeb. -- not accepted
	Horridocactus carrizalensis (F. Ritter) Backeb. -- not accepted
	Horridocactus choapensis (F. Ritter) Backeb. -- not accepted
	Horridocactus crispus (F. Ritter) Backeb. -- not accepted
	Horridocactus curvispinus (Bertero ex Colla) Backeb. -- not accepted
	Horridocactus echinus (F. Ritter) Backeb. -- not accepted
	Horridocactus eriosyzoides F. Ritter -- not accepted
	Horridocactus garaventai F. Ritter -- not accepted
	Horridocactus grandiflorus (F. Ritter) Backeb. -- not accepted
	Horridocactus heinrichianus Backeb. -- not accepted
	Horridocactus kesselringianus D�lz -- not accepted
	Horridocactus lissocarpus (F. Ritter) Backeb. -- not accepted
	Horridocactus marksianus (F. Ritter) Backeb. -- not accepted
	Horridocactus nigricans (Dietr. ex K. Schum.) Backeb. & D�lz -- not accepted
	Horridocactus robustus (F. Ritter) Y. It� -- not accepted
	Horridocactus tuberisulcatus (Jacobi) Y. It� -- not accepted
	Horridocactus vallenarensis (F. Ritter) Backeb. -- not accepted
	Hylocereus (A. Berger) Britton & Rose -- accepted -- nightblooming cactus
	Hylocereus antiguensis Britton & Rose -- not accepted
	Hylocereus calcaratus (F.A.C. Weber) Britton & Rose -- accepted
	Hylocereus compressus Y. It� -- not accepted
	Hylocereus costaricensis (F.A.C. Weber) Britton & Rose -- accepted -- Costa Rica nightblooming cactus
	Hylocereus cubensis Britton & Rose -- not accepted
	Hylocereus escuintlensis Kimnach -- accepted
	Hylocereus estebanensis Backeb. -- not accepted
	Hylocereus extensus (Salm-Dyck ex DC.) Britton & Rose ex Rose -- accepted
	Hylocereus guatemalensis (Eichlam) Britton & Rose -- accepted
	Hylocereus lemairei (Hook.) Britton & Rose -- not accepted
	Hylocereus megalanthus (K. Schum. ex Vaupel) Ralf Bauer -- accepted
	Hylocereus minutiflorus Britton & Rose -- accepted
	Hylocereus monacanthus (Lem.) Britton & Rose -- accepted -- nightblooming cereus
	Hylocereus napoleonis (Graham) Britton & Rose -- not accepted
	Hylocereus ocamponis (Salm-Dyck) Britton & Rose -- accepted
	Hylocereus peruvianus Backeb. -- not accepted
	Hylocereus plumieri (Rol.-Goss.) Lourteig -- not accepted
	Hylocereus polyrhizus (F.A.C. Weber) Britton & Rose -- not accepted
	Hylocereus purpusii (Weing.) Britton & Rose -- not accepted
	Hylocereus scandens (Salm-Dyck) Backeb. -- not accepted
	Hylocereus setaceus (Salm-Dyck ex DC.) Ralf Bauer -- accepted
	Hylocereus stenopterus (F.A.C. Weber) Britton & Rose -- accepted
	Hylocereus triangularis (L.) Britton & Rose -- accepted
	Hylocereus tricae (D.R. Hunt) Ralf Bauer -- accepted
	Hylocereus trigonus (Haw.) Saff. -- not accepted -- strawberry-pear
	Hylocereus undatus (Haw.) Britton & Rose -- accepted -- Pitahaya orejona, nightblooming cactus
	Hylocereus venezuelensis Britton & Rose -- not accepted
	Hymenorebutia Fric ex Buining -- not accepted
	Hymenorebutia aurea (Britton & Rose) F. Ritter -- not accepted
	Hymenorebutia chlorogona (Wessner) F. Ritter -- not accepted
	Hymenorebutia chrysantha (Werderm.) F. Ritter -- not accepted
	Hymenorebutia cintiensis (C�rdenas) F. Ritter -- not accepted
	Hymenorebutia drijveriana (Backeb.) F. Ritter -- not accepted
	Hymenorebutia kuehnrichii (Fric) F. Ritter -- not accepted
	Hymenorebutia pusilla (F. Ritter) F. Ritter -- not accepted
	Hymenorebutia quinesensis (Rausch) F. Ritter -- not accepted
	Hymenorebutia tiegeliana (Wessner) F. Ritter -- not accepted
	Hymenorebutia torataensis F. Ritter -- not accepted
	Hymenorebutia torreana F. Ritter -- not accepted
	Islaya Backeb. -- not accepted
	Islaya bicolor Akers & Buining -- not accepted
	Islaya brevicylindrica Rauh & Backeb. -- not accepted
	Islaya copiapoides Rauh & Backeb. -- not accepted
	Islaya divaricatiflora F. Ritter -- not accepted
	Islaya grandiflorens Rauh & Backeb. -- not accepted
	Islaya grandis Rauh & Backeb. -- not accepted
	Islaya islayensis (C.F. F�rst.) Backeb. -- not accepted
	Islaya islayensis var. minor (Backeb.) F. Ritter -- not accepted
	Islaya krainziana F. Ritter -- not accepted
	Islaya laui (L�thy) Fa�ndez & R. Kiesling -- not accepted
	Islaya maritima F. Ritter -- not accepted
	Islaya minor Backeb. -- not accepted
	Islaya minuscula F. Ritter -- not accepted
	Islaya molendensis (Vaupel) Backeb. -- not accepted
	Islaya omasensis Ostolaza & Mischler -- not accepted
	Islaya paucispinosa Rauh & Backeb. -- not accepted
	Islaya unguispina F. Ritter -- not accepted
	Jasminocereus Britton & Rose -- accepted
	Jasminocereus galapagensis (F.A.C. Weber) Britton & Rose -- not accepted
	Jasminocereus howellii E.Y. Dawson -- not accepted
	Jasminocereus sclerocarpus (K. Schum.) Backeb. -- not accepted
	Jasminocereus thouarsii (F.A.C. Weber) Backeb. -- accepted
	Kadenicarpus Doweld -- not accepted
	Kadenicarpus pseudomacrochele (Backeb.) Doweld -- not accepted
	Krainzia Backeb. -- not accepted
	Krainzia guelzowiana (Werderm.) Backeb. -- not accepted
	Krainzia longiflora (Britton & Rose) Backeb. -- not accepted
	Lasiocereus F. Ritter -- accepted
	Lasiocereus fulvus F. Ritter -- accepted
	Lasiocereus rupicola F. Ritter -- accepted
	Lemaireocereus Britton & Rose -- not accepted
	Lemaireocereus aragonii (F.A.C. Weber) Britton & Rose -- not accepted
	Lemaireocereus beneckei (Ehrenb.) Britton & Rose -- not accepted
	Lemaireocereus cartwrightianus Britton & Rose -- not accepted
	Lemaireocereus chende (Rol.-Goss.) Britton & Rose -- not accepted
	Lemaireocereus chichipe (Rol.-Goss.) Britton & Rose -- not accepted
	Lemaireocereus deficiens (Otto & A. Dietr.) Britton & Rose -- not accepted
	Lemaireocereus eichlamii Britton & Rose -- not accepted
	Lemaireocereus godingianus Britton & Rose -- not accepted
	Lemaireocereus griseus (Haw.) Britton & Rose -- not accepted
	Lemaireocereus hollianus (F.A.C. Weber) Britton & Rose -- not accepted
	Lemaireocereus hystrix (Haw.) Britton & Rose -- not accepted
	Lemaireocereus laetus (Kunth) Britton & Rose -- not accepted
	Lemaireocereus longispinus Britton & Rose -- not accepted
	Lemaireocereus martinezii J.G. Ortega -- not accepted
	Lemaireocereus mixtecensis (J.A. Purpus) Britton & Rose -- not accepted
	Lemaireocereus montanus Britton & Rose -- not accepted
	Lemaireocereus pruinosus (Otto ex Pfeiff.) Britton & Rose -- not accepted
	Lemaireocereus queretaroensis (F.A.C. Weber) Saff. -- not accepted
	Lemaireocereus quevedonis J.G. Ortega -- not accepted
	Lemaireocereus stellatus (Pfeiff.) Britton & Rose -- not accepted
	Lemaireocereus thurberi (Engelm.) Britton & Rose -- not accepted
	Lemaireocereus treleasei Rose -- not accepted
	Lemaireocereus weberi (J.M. Coult.) Britton & Rose -- not accepted
	Leocereus Britton & Rose -- accepted
	Leocereus bahiensis Britton & Rose -- accepted
	Leocereus bahiensis ssp. barreirensis (P.J. Braun & Esteves) P.J. Braun & Esteves -- not accepted
	Leocereus bahiensis ssp. exiguospinus (P.J. Braun & Esteves) P.J. Braun & Esteves -- not accepted
	Leocereus bahiensis ssp. robustispinus (P.J. Braun & Esteves) P.J. Braun & Esteves -- not accepted
	Leocereus bahiensis ssp. urandianus (P.J. Braun & Esteves) P.J. Braun & Esteves -- not accepted
	Leocereus bahiensis var. barreirensis P.J. Braun & Esteves -- not accepted
	Leocereus bahiensis var. exiguospinus P.J. Braun & Esteves -- not accepted
	Leocereus bahiensis var. robustispinus P.J. Braun & Esteves -- not accepted
	Leocereus glaziovii (K. Schum.) Britton & Rose -- not accepted
	Leocereus melanurus (K. Schum.) Britton & Rose -- not accepted
	Leocereus paulensis Speg. -- not accepted
	Leocereus urandianus F. Ritter -- not accepted
	Lepidocoryphantha Backeb. -- not accepted
	Lepidocoryphantha macromeris (Engelm.) Backeb. -- not accepted
	Lepidocoryphantha macromeris ssp. runyonii (Britton & Rose) Doweld -- not accepted
	Lepidocoryphantha runyonii (Britton & Rose) Backeb. -- not accepted
	Lepismium Pfeiff. -- accepted
	Lepismium aculeatum (F.A.C. Weber) Barthlott & N.P. Taylor -- not accepted
	Lepismium bolivianum (Britton) Barthlott -- not accepted
	Lepismium brevispinum Barthlott -- not accepted
	Lepismium chrysanthum (Loefgr.) Backeb. -- not accepted
	Lepismium crenatum (Britton) Barthlott -- not accepted
	Lepismium cruciforme (Vell.) Miq. -- accepted
	Lepismium dissimile G. Lindb. -- not accepted
	Lepismium epiphyllanthoides Backeb. -- not accepted
	Lepismium floccosum (Salm-Dyck ex Pfeiff.) Backeb. -- not accepted
	Lepismium gibberulum (F.A.C. Weber) Backeb. -- not accepted
	Lepismium grandiflorum (Haw.) Backeb. -- not accepted
	Lepismium houlletianum (Lem.) Barthlott -- accepted
	Lepismium ianthothele (Monv.) Barthlott -- not accepted
	Lepismium incachacanum (C�rdenas) Barthlott -- accepted
	Lepismium lineare (K. Schum.) Barthlott -- not accepted
	Lepismium lorentzianum (Griseb.) Barthlott -- accepted
	Lepismium lumbricoides (Lem.) Barthlott -- accepted
	Lepismium megalanthum (Loefgr.) Backeb. -- not accepted
	Lepismium micranthum (Vaupel) Barthlott -- not accepted
	Lepismium miyagawae (Barthlott & Rauh) Barthlott -- not accepted
	Lepismium monacanthum (Griseb.) Barthlott -- not accepted
	Lepismium neves-armondii (K. Schum.) Backeb. -- not accepted
	Lepismium pacheco-leonis (Loefgr.) Backeb. -- not accepted
	Lepismium paradoxum Salm-Dyck ex Pfeiff. -- not accepted
	Lepismium paranganiense (C�rdenas) Barthlott -- not accepted
	Lepismium pittieri (Britton & Rose) Backeb. -- not accepted
	Lepismium pulvinigerum (G. Lindb.) Backeb. -- not accepted
	Lepismium puniceodiscus var. chrysocarpum (Loefgr.) Backeb. -- not accepted
	Lepismium saxatile Friedrich, Redecker & Backeb. -- not accepted
	Lepismium trigonum (Pfeiff.) Backeb. -- not accepted
	Lepismium tucumanense (F.A.C. Weber) Backeb. -- not accepted
	Lepismium warmingianum (K. Schum.) Barthlott -- accepted
	Leptocereus (A. Berger) Britton & Rose -- accepted
	Leptocereus arboreus Britton & Rose -- accepted
	Leptocereus assurgens (C. Wright ex Griseb.) Britton & Rose -- accepted
	Leptocereus carinatus Areces -- accepted
	Leptocereus ekmanii (Werderm.) F.M. Knuth -- not accepted
	Leptocereus grantianus Britton -- accepted -- sebucan
	Leptocereus leonii Britton & Rose -- accepted
	Leptocereus maxonii Britton & Rose -- not accepted
	Leptocereus paniculatus (Lam.) D.R. Hunt -- accepted
	Leptocereus prostratus Britton & Rose -- not accepted
	Leptocereus quadricostatus (Bello) Britton & Rose -- accepted -- pitahaya
	Leptocereus santamarinae Areces -- not accepted
	Leptocereus scopulophilus Areces -- accepted
	Leptocereus sylvestris Britton & Rose -- accepted
	Leptocereus weingartianus (E. Hartmann in Dams) Britton & Rose -- accepted
	Leptocereus wrightii Le�n -- accepted
	Leuchtenbergia Hook. -- accepted
	Leuchtenbergia principis Hook. -- accepted
	Leucostele Backeb. -- not accepted
	Leucostele rivieri Backeb. -- not accepted
	Lobeira Alexander -- not accepted
	Lobeira macdougallii Alexander -- not accepted
	Lobivia Britton & Rose -- not accepted
	Lobivia aculeata Buining -- not accepted
	Lobivia adpressispina F. Ritter -- not accepted
	Lobivia aguilarii R. V�squez -- not accepted
	Lobivia akersii Rausch -- not accepted
	Lobivia allegraiana Backeb. -- not accepted
	Lobivia amblayensis Rausch -- not accepted
	Lobivia andalgalensis (F.A.C. Weber ex K. Schum.) Britton & Rose -- not accepted
	Lobivia arachnacantha Buining & F. Ritter -- not accepted
	Lobivia argentea Backeb. -- not accepted
	Lobivia atrovirens Backeb. -- not accepted
	Lobivia auranitida Wessner -- not accepted
	Lobivia aurantiaca Backeb. -- not accepted
	Lobivia aurea (Britton & Rose) Backeb. -- not accepted
	Lobivia aureolilacina C�rdenas -- not accepted
	Lobivia aureosenilis Kn�ze -- not accepted
	Lobivia backebergiana Y. It� -- not accepted
	Lobivia backebergii (Werderm.) Backeb. -- not accepted
	Lobivia backebergii ssp. hertrichiana (Backeb.) Rausch ex G.D. Rowley -- not accepted
	Lobivia backebergii ssp. schieliana (Backeb.) Rausch ex G.D. Rowley -- not accepted
	Lobivia backebergii ssp. wrightiana (Backeb.) Rausch ex G.D. Rowley -- not accepted
	Lobivia backebergii ssp. zecheri (Rausch) Rausch ex G.D. Rowley -- not accepted
	Lobivia backebergii var. hertrichiana (Backeb.) Rausch -- not accepted
	Lobivia backebergii var. schieliana (Backeb.) Rausch -- not accepted
	Lobivia backebergii var. winteriana (F. Ritter) Rausch -- not accepted
	Lobivia backebergii var. wrightiana (Backeb.) Rausch -- not accepted
	Lobivia backebergii var. zecheri (Rausch) Rausch -- not accepted
	Lobivia binghamiana Backeb. -- not accepted
	Lobivia boliviensis Britton & Rose -- not accepted
	Lobivia brachyantha Wessner -- not accepted
	Lobivia breviflora Backeb. -- not accepted
	Lobivia bruchii Britton & Rose -- not accepted
	Lobivia brunneo-rosea Backeb. -- not accepted
	Lobivia buiningiana F. Ritter -- not accepted
	Lobivia cachensis (Speg.) Britton & Rose -- not accepted
	Lobivia caespitosa (J.A. Purpus) Britton & Rose -- not accepted
	Lobivia caineana C�rdenas -- not accepted
	Lobivia calorubra (C�rdenas) Rausch -- not accepted
	Lobivia camataquiensis C�rdenas -- not accepted
	Lobivia campicola F. Ritter -- not accepted
	Lobivia cardenasiana Rausch -- not accepted
	Lobivia cariquinensis C�rdenas -- not accepted
	Lobivia carminantha Backeb. -- not accepted
	Lobivia charazanensis C�rdenas -- not accepted
	Lobivia charcasina C�rdenas -- not accepted
	Lobivia chionanthus (Speg.) Britton & Rose -- not accepted
	Lobivia chorillosensis Rausch -- not accepted
	Lobivia chorrillosensis Rausch -- not accepted
	Lobivia chrysacantha (Backeb.) H.P. Kelsey & Dayton -- not accepted
	Lobivia chrysantha (Werderm.) Backeb. -- not accepted
	Lobivia chrysantha ssp. jajoiana (Backeb.) Rausch ex G.D. Rowley -- not accepted
	Lobivia chrysantha ssp. marsoneri (Werderm.) Rausch ex G.D. Rowley -- not accepted
	Lobivia chrysantha var. jajoiana (Backeb.) Rausch -- not accepted
	Lobivia chrysantha var. marsoneri (Werderm.) Rausch -- not accepted
	Lobivia chrysochete (Werderm.) Wessner -- not accepted
	Lobivia cinnabarina (Hook.) Britton & Rose -- not accepted
	Lobivia cinnabarina ssp. prestoana (C�rdenas) Rausch ex G.D. Rowley -- not accepted
	Lobivia cinnabarina ssp. taratensis (C�rdenas) G.D. Rowley -- not accepted
	Lobivia cintiensis C�rdenas -- not accepted
	Lobivia claeysiana Backeb. -- not accepted
	Lobivia corbula (Herrera) Britton & Rose -- not accepted
	Lobivia cornuta Rausch -- not accepted
	Lobivia crassicaulis R. Kiesling -- not accepted
	Lobivia cruciaureispina Kn�ze -- not accepted
	Lobivia culpinensis F. Ritter -- not accepted
	Lobivia cumingii (Hopffer) Britton & Rose -- not accepted
	Lobivia cylindracea Backeb. -- not accepted
	Lobivia cylindrica Backeb. -- not accepted
	Lobivia draxleriana Rausch -- not accepted
	Lobivia drijveriana Backeb. -- not accepted
	Lobivia drijveriana var. astranthema Backeb. -- not accepted
	Lobivia duursmaiana Backeb. -- not accepted
	Lobivia echinata Rausch -- not accepted
	Lobivia einsteinii (Fric) Rausch -- not accepted
	Lobivia elongata Backeb. -- not accepted
	Lobivia emmae Backeb. -- not accepted
	Lobivia euanthema Backeb. -- not accepted
	Lobivia eucaliptana Backeb. -- not accepted
	Lobivia famatimensis (Speg.) Britton & Rose -- not accepted
	Lobivia ferox Britton & Rose -- not accepted
	Lobivia formosa (Pfeiff.) Dodds -- not accepted
	Lobivia formosa ssp. bruchii (Britton & Rose) Rausch -- not accepted
	Lobivia formosa ssp. grandis (Britton & Rose) Rausch -- not accepted
	Lobivia formosa ssp. tarijensis (Vaupel) Rausch -- not accepted
	Lobivia formosa var. bruchii (Britton & Rose) Rausch -- not accepted
	Lobivia formosa var. grandis (Britton & Rose) Rausch -- not accepted
	Lobivia fricii Rausch -- not accepted
	Lobivia glauca Rausch -- not accepted
	Lobivia glaucescens F. Ritter -- not accepted
	Lobivia grandiflora Werderm. -- not accepted
	Lobivia grandiflora Britton & Rose -- not accepted
	Lobivia grandis Britton & Rose -- not accepted
	Lobivia haageana Backeb. -- not accepted
	Lobivia haematantha (Speg.) Britton & Rose -- not accepted
	Lobivia haematantha ssp. chorillosensis (Rausch) G.D. Rowley -- not accepted
	Lobivia haematantha ssp. densispina (Werderm.) Rausch ex G.D. Rowley -- not accepted
	Lobivia haematantha ssp. kuehnrichii (Fric) G.D. Rowley -- not accepted
	Lobivia haematantha var. chorrillosensis (Rausch) Rausch -- not accepted
	Lobivia haematantha var. densispina (Werderm.) Rausch -- not accepted
	Lobivia haematantha var. kuehnrichii (Fric) Rausch -- not accepted
	Lobivia hastifera Werderm. -- not accepted
	Lobivia hermanniana Backeb. -- not accepted
	Lobivia hertrichiana Backeb. -- not accepted
	Lobivia higginsiana Backeb. -- not accepted
	Lobivia hoffmanniana Backeb. -- not accepted
	Lobivia horrida F. Ritter -- not accepted
	Lobivia hualfinensis Rausch -- not accepted
	Lobivia hualfinensis var. fechseri Rausch -- not accepted
	Lobivia huascha (F.A.C. Weber) W.T. Marshall -- not accepted
	Lobivia huascha var. robusta Rausch -- not accepted
	Lobivia huilcanota Rauh & Backeb. -- not accepted
	Lobivia hystrix F. Ritter -- not accepted
	Lobivia incaica Backeb. -- not accepted
	Lobivia incuiensis Rauh & Backeb. -- not accepted
	Lobivia intermedia Rausch -- not accepted
	Lobivia iridescens Backeb. -- not accepted
	Lobivia jajoiana Backeb. -- not accepted
	Lobivia johnsoniana Backeb. -- not accepted
	Lobivia kieslingii Rausch -- not accepted
	Lobivia kuehnrichii Fric -- not accepted
	Lobivia kupperiana Backeb. -- not accepted
	Lobivia larae C�rdenas -- not accepted
	Lobivia lateritia (G�rke) Britton & Rose -- not accepted
	Lobivia laui Donald -- not accepted
	Lobivia lauramarca Rauh & Backeb. -- not accepted
	Lobivia leucorhodon Backeb. -- not accepted
	Lobivia leucoviolacea Backeb. -- not accepted
	Lobivia longispina Britton & Rose -- not accepted
	Lobivia marsoneri (Werderm.) Backeb. -- not accepted
	Lobivia miniatiflora F. Ritter -- not accepted
	Lobivia minuta F. Ritter -- not accepted
	Lobivia mirabunda Backeb. -- not accepted
	Lobivia mistiensis (Werderm. & Backeb.) Backeb. -- not accepted
	Lobivia muhriae Backeb. -- not accepted
	Lobivia multicostata Backeb. -- not accepted
	Lobivia nealeana Backeb. -- not accepted
	Lobivia neohaageana Backeb. -- not accepted
	Lobivia nigricans Wessner -- not accepted
	Lobivia nigrispina Backeb. -- not accepted
	Lobivia nigrostoma Kreuz. & Buining -- not accepted
	Lobivia oligotricha C�rdenas -- not accepted
	Lobivia orurensis Backeb. -- not accepted
	Lobivia oxyalabastra C�rdenas & Rausch -- not accepted
	Lobivia pachyacantha Y. It� -- not accepted
	Lobivia pampana Britton & Rose -- not accepted
	Lobivia peclardiana Krainz -- not accepted
	Lobivia peclardiana var. albiflora Krainz -- not accepted
	Lobivia pectinata Backeb. -- not accepted
	Lobivia pentlandii (Hook.) Britton & Rose -- not accepted
	Lobivia planiceps Backeb. -- not accepted
	Lobivia pojoensis Rausch -- not accepted
	Lobivia polaskiana Backeb. -- not accepted
	Lobivia polycephala Backeb. -- not accepted
	Lobivia potosina (Werderm.) Friedrich -- not accepted
	Lobivia prestoana C�rdenas -- not accepted
	Lobivia pseudocachensis Backeb. -- not accepted
	Lobivia pseudocariquinensis C�rdenas -- not accepted
	Lobivia pugionacantha (Rose & Boed.) Backeb. -- not accepted
	Lobivia purpureominiata F. Ritter -- not accepted
	Lobivia pusilla F. Ritter -- not accepted
	Lobivia quiabayensis Rausch -- not accepted
	Lobivia raphidacantha Backeb. -- not accepted
	Lobivia rauschii Zecher -- not accepted
	Lobivia rebutioides Backeb. -- not accepted
	Lobivia ritteri Wessner -- not accepted
	Lobivia rosarioana Rausch -- not accepted
	Lobivia rossii (Boed.) Harden -- not accepted
	Lobivia rubescens Backeb. -- not accepted
	Lobivia salitrensis Rausch -- not accepted
	Lobivia salitrensis var. flexuosa Rausch -- not accepted
	Lobivia saltensis (Speg.) Britton & Rose -- not accepted
	Lobivia sanguiniflora Backeb. -- not accepted
	Lobivia schieliana Backeb. -- not accepted
	Lobivia schneideriana Backeb. -- not accepted
	Lobivia schreiteri A. Cast. -- not accepted
	Lobivia scoparia (Werderm.) Harden -- not accepted
	Lobivia scopulina Backeb. -- not accepted
	Lobivia shaferi Britton & Rose -- not accepted
	Lobivia sicuaniensis Rausch -- not accepted
	Lobivia steinmannii (Solms) Backeb. -- not accepted
	Lobivia stilowiana Backeb. -- not accepted
	Lobivia taratensis C�rdenas -- not accepted
	Lobivia tegeleriana Backeb. -- not accepted
	Lobivia thionantha (Speg.) Britton & Rose -- not accepted
	Lobivia tiegeliana Wessner -- not accepted
	Lobivia titicacensis C�rdenas -- not accepted
	Lobivia tuberculosa F. Ritter -- not accepted
	Lobivia uitewaaleana Buining -- not accepted
	Lobivia varians Backeb. -- not accepted
	Lobivia variispina F. Ritter -- not accepted
	Lobivia versicolor Rausch -- not accepted
	Lobivia vilcabambae F. Ritter -- not accepted
	Lobivia walteri R. Kiesling -- not accepted
	Lobivia walterspielii Boed. -- not accepted
	Lobivia wegheiana Backeb. -- not accepted
	Lobivia westii Hutchison -- not accepted
	Lobivia winteriana F. Ritter -- not accepted
	Lobivia wrightiana Backeb. -- not accepted
	Lobivia wrightiana var. winteriana Backeb. -- not accepted
	Lobivia zencheri Rausch -- not accepted
	Lobivia zudanensis C�rdenas -- not accepted
	Lophocereus (Engelm.) Britton & Rose -- not accepted
	Lophocereus gatesii M.E. Jones -- not accepted
	Lophocereus mieckleyanus (Weing.) Backeb. -- not accepted
	Lophocereus sargentianus (Orcutt) Britton & Rose -- not accepted
	Lophocereus schottii (Engelm.) Britton & Rose -- not accepted -- Senita
	Lophophora J.M. Coult. -- accepted
	Lophophora diffusa (Croizat) Bravo -- accepted
	Lophophora fricii Haberm. -- accepted
	Lophophora williamsii (Lem. ex Salm-Dyck) J.M. Coult. -- accepted -- Peyote, peyote
	Lophophora williamsii var. echinata (Croizat) Bravo -- not accepted
	Loxanthocereus Backeb. -- not accepted
	Loxanthocereus acanthurus (Vaupel) Backeb. -- not accepted
	Loxanthocereus aticensis Rauh & Backeb. -- not accepted
	Loxanthocereus bicolor F. Ritter -- not accepted
	Loxanthocereus brevispinus Rauh & Backeb. -- not accepted
	Loxanthocereus camanaensis Rauh & Backeb. -- not accepted
	Loxanthocereus canetensis Rauh & Backeb. -- not accepted
	Loxanthocereus convergens F. Ritter -- not accepted
	Loxanthocereus cullmannianus Backeb. -- not accepted
	Loxanthocereus deserticola F. Ritter -- not accepted
	Loxanthocereus eremiticus F. Ritter -- not accepted
	Loxanthocereus erigens Rauh & Backeb. -- not accepted
	Loxanthocereus eriotrichus (Werderm. & Backeb.) Backeb. -- not accepted
	Loxanthocereus eulalianus Rauh & Backeb. -- not accepted
	Loxanthocereus faustianus (Backeb.) Backeb. -- not accepted
	Loxanthocereus ferrugineus Rauh & Backeb. -- not accepted
	Loxanthocereus gracilispinus Rauh & Backeb. -- not accepted
	Loxanthocereus granditessellatus Rauh & Backeb. -- not accepted
	Loxanthocereus hoffmannii F. Ritter -- not accepted
	Loxanthocereus hystrix Rauh & Backeb. -- not accepted
	Loxanthocereus jajoianus (Backeb.) Backeb. -- not accepted
	Loxanthocereus keller-badensis Backeb. & Voll -- not accepted
	Loxanthocereus montanus F. Ritter -- not accepted
	Loxanthocereus multifloccosus Rauh & Backeb. -- not accepted
	Loxanthocereus nanus Backeb. -- not accepted
	Loxanthocereus neglectus F. Ritter -- not accepted
	Loxanthocereus neglectus var. chimbotensis F. Ritter -- not accepted
	Loxanthocereus otuscensis F. Ritter -- not accepted
	Loxanthocereus pacaranensis F. Ritter -- not accepted
	Loxanthocereus pachycladus Rauh & Backeb. -- not accepted
	Loxanthocereus parvitesselatus F. Ritter -- not accepted
	Loxanthocereus peculiaris Rauh & Backeb. -- not accepted
	Loxanthocereus piscoensis Rauh & Backeb. -- not accepted
	Loxanthocereus pullatus Rauh & Backeb. -- not accepted
	Loxanthocereus puquiensis F. Ritter -- not accepted
	Loxanthocereus riomajensis Rauh & Backeb. -- not accepted
	Loxanthocereus sextonianus (Backeb.) Backeb. -- not accepted
	Loxanthocereus splendens Backeb. -- not accepted
	Loxanthocereus sulcifer Rauh & Backeb. -- not accepted
	Loxanthocereus trujilloensis F. Ritter -- not accepted
	Loxanthocereus variabilis F. Ritter -- not accepted
	Loxanthocereus xylorhizus F. Ritter -- not accepted
	Loxanthocereus yauyosensis F. Ritter -- not accepted
	Lymanbensonia Kimnach -- not accepted
	Lymanbensonia micrantha (Vaupel) Kimnach -- not accepted
	Machaerocereus Britton & Rose -- not accepted
	Machaerocereus eruca (Brandegee) Britton & Rose -- not accepted
	Machaerocereus gummosus (Engelm.) Britton & Rose -- not accepted
	Maihuenia (Phil. ex F.A.C. Weber) K. Schum. -- accepted
	Maihuenia albolanata F. Ritter -- not accepted
	Maihuenia brachydelphys K. Schum. -- not accepted
	Maihuenia cumulata F. Ritter -- not accepted
	Maihuenia latispina F. Ritter -- not accepted
	Maihuenia patagonica (Phil) Britton & Rose -- accepted
	Maihuenia philippii F.A.C. Weber -- not accepted
	Maihuenia poeppigii (Otto ex Pfeiff.) F.A.C. Weber ex K. Schum. -- accepted
	Maihuenia valentinii Speg. -- not accepted
	Maihueniopsis Speg. -- accepted
	Maihueniopsis albomarginata F. Ritter -- not accepted
	Maihueniopsis archiconoidea F. Ritter -- accepted
	Maihueniopsis atacamensis (Phil.) F. Ritter -- not accepted
	Maihueniopsis boliviana (Salm-Dyck) R. Kiesling -- not accepted
	Maihueniopsis bonnieae (D.J. Ferguson & R. Kiesling) E.F. Anderson -- not accepted
	Maihueniopsis camachoi (Espinosa) F. Ritter -- not accepted
	Maihueniopsis clavarioides (Otto ex Pfeiff.) E.F. Anderson -- accepted
	Maihueniopsis colorea (F. Ritter) F. Ritter -- not accepted
	Maihueniopsis conoidea (F. Ritter ex Backeb.) F. Ritter -- accepted
	Maihueniopsis crassispina F. Ritter -- not accepted
	Maihueniopsis darwinii (Hensl.) F. Ritter -- accepted
	Maihueniopsis domeykoensis F. Ritter -- not accepted
	Maihueniopsis glomerata (Haw.) R. Kiesling -- accepted
	Maihueniopsis grandiflora F. Ritter -- not accepted
	Maihueniopsis hypogaea (Werderm.) F. Ritter -- accepted
	Maihueniopsis leoncito (Werderm.) F. Ritter -- not accepted
	Maihueniopsis leptoclada F. Ritter -- not accepted
	Maihueniopsis mandragora (Backeb.) F. Ritter -- not accepted
	Maihueniopsis minuta (Backeb.) R. Kiesling -- accepted
	Maihueniopsis molfinoi Speg. -- not accepted
	Maihueniopsis molinensis (Speg.) F. Ritter -- not accepted
	Maihueniopsis neuquensis (Borg) F. Ritter -- not accepted
	Maihueniopsis nigrispina (K. Schum.) R. Kiesling -- not accepted
	Maihueniopsis ovallei (J. R�my) F. Ritter -- not accepted
	Maihueniopsis ovata (Pfeiff.) F. Ritter -- not accepted
	Maihueniopsis pentlandii (Salm-Dyck) R. Kiesling -- not accepted
	Maihueniopsis rahmeri (Phil.) F. Ritter -- not accepted
	Maihueniopsis subterranea (R.E. Fr.) E.F. Anderson -- accepted
	Maihueniopsis tarapacana (Phil.) F. Ritter -- not accepted
	Malacocarpus Salm-Dyck -- not accepted
	Malacocarpus heptacanthus Barb. Rodr. -- not accepted
	Mamillopsis (E. Morren) F.A.C. Weber ex Britton & Rose -- not accepted
	Mamillopsis diguetii (F.A.C. Weber) Britton & Rose -- not accepted
	Mamillopsis senilis (Lodd. ex Salm-Dyck) F.A.C. Weber ex Britton & Rose -- not accepted
	Mammillaria Haw. -- accepted -- pincushion cactus, globe cactus, fishhook cactus
	Mammillaria aggregata Engelm. -- not accepted
	Mammillaria alamensis R.T. Craig -- not accepted
	Mammillaria albata Repp. -- not accepted
	Mammillaria albescens Tiegel -- not accepted
	Mammillaria albiarmata Boed. -- not accepted
	Mammillaria albicans (Britton & Rose) A. Berger -- accepted
	Mammillaria albicans ssp. albicans (Britton & Rose) A. Berger -- accepted
	Mammillaria albicans ssp. fraileana (Britton & Rose) D.R. Hunt -- accepted
	Mammillaria albicolumnaria (Hester) D. Weniger -- not accepted
	Mammillaria albicoma Boed. -- accepted
	Mammillaria albidula Backeb. -- not accepted
	Mammillaria albiflora Backeb. -- accepted
	Mammillaria albilanata Backeb. -- accepted
	Mammillaria albilanata ssp. albilanata Backeb. -- accepted
	Mammillaria albilanata ssp. oaxacana D.R. Hunt -- accepted
	Mammillaria albilanata ssp. reppenhagenii (D.R. Hunt) D.R. Hunt -- accepted
	Mammillaria albilanata ssp. tegelbergiana (G.E. Linds.) D.R. Hunt -- accepted
	Mammillaria albrechtiana Wohlschl. -- not accepted
	Mammillaria alversonii (J.M. Coult.) J.M. Coult. ex Zeiss. -- not accepted
	Mammillaria amajacensis Brachet & M. Lacoste -- not accepted
	Mammillaria angelensis R.T. Craig -- not accepted
	Mammillaria anniana Glass & R.A. Foster -- accepted
	Mammillaria antesbergeriana A.B. Lau -- not accepted
	Mammillaria apamensis Repp. -- not accepted
	Mammillaria apozolensis Repp. -- not accepted
	Mammillaria applanata Engelm. -- not accepted
	Mammillaria arida Rose -- not accepted
	Mammillaria armatissima R.T. Craig -- not accepted
	Mammillaria armillata K. Brandegee -- accepted
	Mammillaria arroyensis Repp. -- not accepted
	Mammillaria ascensionis Repp. -- not accepted
	Mammillaria atroflorens Backeb. -- not accepted
	Mammillaria aureilanata Backeb. -- accepted
	Mammillaria aureispina (A.B. Lau) Repp. -- not accepted
	Mammillaria aureoviridis Heinrich -- not accepted
	Mammillaria auriareolis Tiegel -- not accepted
	Mammillaria auricantha R.T. Craig -- not accepted
	Mammillaria aurihamata Boed. -- not accepted
	Mammillaria aurisaeta Backeb. -- not accepted
	Mammillaria auritricha R.T. Craig -- not accepted
	Mammillaria avila-camachoi Shurly ex Backeb. -- not accepted
	Mammillaria backebergiana Buchenau -- accepted
	Mammillaria backebergiana ssp. backebergiana Buchenau -- accepted
	Mammillaria backebergiana ssp. ernestii (Fittkau) D.R. Hunt -- accepted
	Mammillaria balsasoides R.T. Craig -- not accepted
	Mammillaria bambusiphila Repp. -- not accepted
	Mammillaria barbata Engelm. -- accepted
	Mammillaria barkeri Shurly ex Backeb. -- not accepted
	Mammillaria baumii Boed. -- accepted
	Mammillaria baxteriana (H.E. Gates) Boed. -- not accepted
	Mammillaria beiselii Diers -- not accepted
	Mammillaria bella Backeb. -- not accepted -- Biznaga bella
	Mammillaria bellacantha R.T. Craig -- not accepted
	Mammillaria bellisiana R.T. Craig -- not accepted
	Mammillaria beneckei Ehrenb. -- accepted
	Mammillaria berkiana A.B. Lau -- accepted
	Mammillaria bernalensis Repp. -- not accepted
	Mammillaria blossfeldiana Boed. -- accepted
	Mammillaria bocasana Poselg. -- accepted
	Mammillaria bocasana ssp. eschauzieri (J.M. Coult.) W.A. Fitz Maur. & B. Fitz Maur. -- not accepted
	Mammillaria bocensis R.T. Craig -- accepted
	Mammillaria boelderliana Wohlschl. -- accepted
	Mammillaria bombycina Quehl -- accepted
	Mammillaria bombycina ssp. bombycina Quehl -- accepted
	Mammillaria bombycina ssp. perezdelarosae (Bravo & Scheinvar) D.R. Hunt -- accepted
	Mammillaria bonavitii Repp. -- not accepted
	Mammillaria boolii G.E. Linds. -- accepted
	Mammillaria brachytrichion L�thy -- not accepted
	Mammillaria brandegeei (J.M. Coult.) Engelm. ex K. Brandegee -- accepted
	Mammillaria brandegeei ssp. brandegeei (J.M. Coult.) Engelm. ex K. Brandegee -- accepted
	Mammillaria brandegeei ssp. gabbii (J.M. Coult.) D.R. Hunt -- accepted
	Mammillaria brandegeei ssp. glareosa (Boed.) D.R. Hunt -- accepted
	Mammillaria brauneana Boed. -- not accepted
	Mammillaria bravoae R.T. Craig -- not accepted
	Mammillaria brevicrinita Repp. -- not accepted
	Mammillaria bucareliensis R.T. Craig -- not accepted
	Mammillaria buchenaui Backeb. -- not accepted
	Mammillaria bullardiana (H.E. Gates) Boed. -- not accepted
	Mammillaria buxbaumeriana Repp. -- not accepted
	Mammillaria cadereytensis R.T. Craig -- not accepted
	Mammillaria caerulea R.T. Craig -- not accepted
	Mammillaria calacantha Tiegel -- not accepted
	Mammillaria calleana Backeb. -- not accepted
	Mammillaria camptotricha Dams -- not accepted
	Mammillaria candida Scheidw. -- accepted
	Mammillaria canelensis R.T. Craig -- not accepted
	Mammillaria capensis (H.E. Gates) R.T. Craig -- accepted
	Mammillaria carmenae Casta�eda -- accepted
	Mammillaria carnea Zucc. ex Pfeiff. -- accepted
	Mammillaria carretii Rebut ex K. Schum. -- accepted
	Mammillaria casoi Bravo -- not accepted
	Mammillaria centralifera Repp. -- not accepted
	Mammillaria centraliplumosa Fittkau -- not accepted
	Mammillaria cerralboa (Britton & Rose) Orcutt -- accepted
	Mammillaria chapinensis Eichlam & Quehl -- not accepted
	Mammillaria chiapensis Repp. -- not accepted
	Mammillaria chica Repp. -- not accepted
	Mammillaria chionocephala J.A. Purpus -- not accepted
	Mammillaria clavata Scheidw. -- not accepted
	Mammillaria claviformis Repp. -- not accepted
	Mammillaria coahuilensis (Boed.) Moran -- accepted
	Mammillaria collina J.A. Purpus -- not accepted
	Mammillaria collinsii (Britton & Rose) Orcutt -- not accepted
	Mammillaria colonensis R.T. Craig -- not accepted
	Mammillaria columbiana Salm-Dyck -- accepted
	Mammillaria columbiana ssp. columbiana Salm-Dyck -- accepted
	Mammillaria columbiana ssp. yucatanensis (Britton & Rose) D.R. Hunt -- accepted
	Mammillaria compacta Engelm. -- not accepted
	Mammillaria compacticaulis Repp. -- not accepted
	Mammillaria compressa DC. -- accepted
	Mammillaria compressa ssp. centralifera (Repp.) D.R. Hunt -- accepted
	Mammillaria compressa ssp. compressa DC. -- accepted
	Mammillaria confusa (Britton & Rose) Orcutt -- not accepted
	Mammillaria conoidea DC. -- not accepted
	Mammillaria conspicua J.A. Purpus -- not accepted
	Mammillaria cowperae Shurly -- not accepted
	Mammillaria craigii G.E. Linds. -- not accepted
	Mammillaria crassa Repp. -- not accepted
	Mammillaria crassimammillis Repp. -- not accepted
	Mammillaria crassior Repp. -- not accepted
	Mammillaria crinita DC. -- accepted
	Mammillaria crinita ssp. crinita DC. -- accepted
	Mammillaria crinita ssp. leucantha (Boed.) D.R. Hunt -- accepted
	Mammillaria crinita ssp. wildii (A. Dietr.) D.R. Hunt -- accepted
	Mammillaria crucigera Mart. -- accepted
	Mammillaria crucigera ssp. crucigera Mart. -- accepted
	Mammillaria crucigera ssp. tlalocii (Repp.) D.R. Hunt -- accepted
	Mammillaria dasyacantha Engelm. -- not accepted
	Mammillaria dawsonii (Houghton) R.T. Craig -- not accepted
	Mammillaria decipiens Scheidw. -- accepted
	Mammillaria decipiens ssp. albescens (Tiegel) D.R. Hunt -- accepted
	Mammillaria decipiens ssp. decipiens Scheidw. -- accepted
	Mammillaria decipiens var. camptotricha (Dams) D.R. Hunt -- not accepted
	Mammillaria deherdtiana Farwig -- accepted
	Mammillaria deherdtiana ssp. deherdtiana Farwig -- accepted
	Mammillaria deherdtiana ssp. dodsonii (Bravo) D.R. Hunt -- accepted
	Mammillaria delaetiana Quehl -- not accepted
	Mammillaria densispina (J.M. Coult.) Orcutt -- accepted
	Mammillaria difficilis Quehl -- not accepted
	Mammillaria diguetii (F.A.C. Weber) H.P. Kelsey & Dayton -- not accepted
	Mammillaria dioica K. Brandegee -- accepted -- Biznaga llavina, strawberry cactus
	Mammillaria dioica ssp. angelensis (R.T. Craig) R.T. Craig -- accepted
	Mammillaria dioica ssp. dioica K. Brandegee -- accepted
	Mammillaria dioica ssp. estebanensis (G.E. Linds.) D.R. Hunt -- accepted
	Mammillaria dioica var. incerta (Parish) Munz -- not accepted
	Mammillaria discolor Haw. -- accepted
	Mammillaria dixanthocentron Backeb. ex Mottram -- accepted
	Mammillaria dodsonii Bravo -- not accepted
	Mammillaria donatii Berge ex K. Schum. -- not accepted
	Mammillaria droegeana (K. Schum.) Borg -- not accepted
	Mammillaria droegeana Hildm. ex Schelle -- not accepted
	Mammillaria dumetorum J.A. Purpus -- not accepted
	Mammillaria duncanii (Hester) D. Weniger -- not accepted
	Mammillaria duoformis R.T. Craig & E.Y. Dawson -- accepted
	Mammillaria durangensis Runge ex K. Schum. -- not accepted
	Mammillaria durangicola Repp. -- not accepted
	Mammillaria durispina Boed. -- not accepted
	Mammillaria duwei Rogoz. & P.J. Braun -- accepted
	Mammillaria ebenacantha Shurly -- not accepted
	Mammillaria echinoidea Quehl -- not accepted
	Mammillaria echinus Engelm. -- not accepted
	Mammillaria egregia Backeb. -- not accepted
	Mammillaria eichlamii Quehl -- accepted
	Mammillaria ekmanii Werderm. -- accepted
	Mammillaria elegans DC. -- not accepted
	Mammillaria elephantidens var. bumamma (Ehrenb.) K. Schum. -- not accepted
	Mammillaria elongata DC. -- accepted
	Mammillaria elongata ssp. echinaria (DC.) D.R. Hunt -- accepted
	Mammillaria elongata ssp. elongata DC. -- accepted
	Mammillaria emskoetteriana Quehl -- not accepted
	Mammillaria erectohamata Boed. -- not accepted
	Mammillaria eriacantha Link & Otto ex Pfeiff. -- accepted
	Mammillaria ernestii Fittkau -- not accepted
	Mammillaria erythra Repp. -- not accepted
	Mammillaria erythrocalix Buchenau -- not accepted
	Mammillaria erythrosperma Boed. -- accepted
	Mammillaria esseriana Boed. -- not accepted
	Mammillaria estanzuelensis A. Berger -- not accepted
	Mammillaria estebanensis G.E. Linds. -- not accepted
	Mammillaria evermanniana (Britton & Rose) Orcutt -- accepted
	Mammillaria fasciculata Engelm. -- not accepted
	Mammillaria fasciculata Engelm. ex B.D. Jacks. -- not accepted
	Mammillaria felipensis Repp. -- not accepted
	Mammillaria fera-rubra F. Schmoll ex R.T. Craig -- not accepted
	Mammillaria fissurata Engelm. -- not accepted
	Mammillaria fittkaui Glass & R.A. Foster -- accepted
	Mammillaria fittkaui ssp. fittkaui Glass & R.A. Foster -- accepted
	Mammillaria fittkaui ssp. limonensis (Repp.) L�thy -- accepted
	Mammillaria flavicentra Backeb. ex Mottram -- accepted
	Mammillaria flavihamata Backeb. -- not accepted
	Mammillaria formosa Scheidw. -- accepted
	Mammillaria formosa ssp. chionocephala (J.A. Purpus) D.R. Hunt -- accepted
	Mammillaria formosa ssp. formosa Scheidw. -- accepted
	Mammillaria formosa ssp. microthele (Muehlenpf.) D.R. Hunt -- accepted
	Mammillaria formosa ssp. pseudocrucigera (R.T. Craig) D.R. Hunt -- accepted
	Mammillaria fraileana (Britton & Rose) Backeb. -- not accepted
	Mammillaria freudenbergii Repp. -- not accepted
	Mammillaria fuauxiana Backeb. -- not accepted
	Mammillaria gabbii (J.M. Coult.) Engelm. ex K. Brandegee -- not accepted
	Mammillaria garessii Cowper -- not accepted
	Mammillaria gasseriana Boed. -- accepted
	Mammillaria gasterantha Repp. -- not accepted
	Mammillaria gatesii M.E. Jones -- not accepted
	Mammillaria gaumeri Orcutt -- not accepted
	Mammillaria geminispina Haw. -- accepted
	Mammillaria geminispina ssp. geminispina Haw. -- accepted
	Mammillaria geminispina ssp. leucocentra (A. Berg) D.R. Hunt -- accepted
	Mammillaria gigantea Hildm. ex K. Schum. -- accepted
	Mammillaria gilensis Boed. -- not accepted
	Mammillaria giselae Mart.-Aval. & Glass -- not accepted
	Mammillaria glanduligera Otto & A. Dietr. -- not accepted
	Mammillaria glassii R.A. Foster -- accepted
	Mammillaria glassii var. ascensionis (Repp.) Glass & R.A. Foster -- not accepted
	Mammillaria glochidiata Mart. -- accepted
	Mammillaria glomerata DC. -- not accepted
	Mammillaria goldii Glass & R.A. Foster -- not accepted
	Mammillaria gracilis Pfeiff. -- not accepted
	Mammillaria grahamii Engelm. -- accepted -- Graham's pincushion cactus, Graham's nipple cactus
	Mammillaria grahamii ssp. grahamii Engelm. -- accepted
	Mammillaria grahamii ssp. sheldonii (Britton & Rose) D.R. Hunt -- accepted
	Mammillaria grusonii Runge -- accepted
	Mammillaria gueldemanniana Backeb. -- not accepted
	Mammillaria guelzowiana Werderm. -- accepted
	Mammillaria guerreronis (Bravo) Boed. -- accepted
	Mammillaria guiengolensis Bravo & T. MacDoug. -- not accepted
	Mammillaria guillauminiana Backeb. -- accepted
	Mammillaria guirocobensis R.T. Craig -- not accepted
	Mammillaria gummifera Engelm. -- not accepted -- Biznaga lechosa
	Mammillaria gummifera var. applanata (Engelm.) L.D. Benson -- not accepted
	Mammillaria gummifera var. hemisphaerica (Engelm.) L.D. Benson -- not accepted
	Mammillaria gummifera var. macdougalii (Rose) L.D. Benson -- not accepted
	Mammillaria gummifera var. meiacantha (Engelm.) L.D. Benson -- not accepted
	Mammillaria haageana Pfeiff. -- accepted
	Mammillaria haageana var. schmollii (R.T. Craig) D.R. Hunt -- not accepted
	Mammillaria haasii J. Meyr�n -- not accepted
	Mammillaria hahniana Werderm. -- accepted
	Mammillaria halbingeri Boed. -- accepted
	Mammillaria halei Brandegee -- accepted
	Mammillaria hamiltonhoytiae (Bravo) Werderm. -- not accepted
	Mammillaria hamuligera Quehl -- not accepted
	Mammillaria heidiae Krainz -- not accepted
	Mammillaria hemisphaerica Engelm. -- not accepted
	Mammillaria hennisii Boed. -- not accepted
	Mammillaria hernandezii Glass & R.A. Foster -- accepted
	Mammillaria herrerae Werderm. -- accepted
	Mammillaria hertrichiana R.T. Craig -- not accepted
	Mammillaria hesteri (Y. Wright) D. Weniger -- not accepted
	Mammillaria heyderi Muehlenpf. -- accepted -- Heyder's pincushion cactus, Biznaga china, little nipple cactus
	Mammillaria heyderi ssp. coahuilensis (Boed.) L�thy -- not accepted
	Mammillaria heyderi ssp. gaumeri (Orcutt) D.R. Hunt -- accepted
	Mammillaria heyderi ssp. hemisphaerica (Engelm.) D.R. Hunt -- accepted
	Mammillaria heyderi ssp. heyderi Muehlenpf. -- accepted
	Mammillaria heyderi ssp. macdougalii (Rose) D.R. Hunt -- accepted
	Mammillaria heyderi var. applanata (Engelm.) Engelm. -- not accepted
	Mammillaria heyderi var. gummifera (Engelm.) L.D. Benson -- not accepted
	Mammillaria hidalgensis J.A. Purpus -- not accepted
	Mammillaria hirsuta Boed. -- not accepted
	Mammillaria hoffmannseggii Hoffmanns. -- not accepted
	Mammillaria huajuapensis Bravo -- not accepted
	Mammillaria hubertmulleri Repp. -- not accepted
	Mammillaria huiguerensis Repp. -- not accepted
	Mammillaria huitzilopochtli D.R. Hunt -- accepted
	Mammillaria huitzilopochtli ssp. huitzilopochtli D.R. Hunt -- accepted
	Mammillaria huitzilopochtli ssp. niduliformis (A.B. Lau) Pilbeam -- accepted
	Mammillaria humboldtii Ehrenb. -- accepted
	Mammillaria hutchisoniana (H.E. Gates) Boed. -- accepted
	Mammillaria hutchisoniana ssp. hutchisoniana (H.E. Gates) Boed. -- accepted
	Mammillaria hutchisoniana ssp. louisae (G.E. Linds.) D.R. Hunt -- accepted
	Mammillaria ignota Repp. -- not accepted
	Mammillaria igualensis Repp. -- not accepted
	Mammillaria inaiae R.T. Craig -- not accepted
	Mammillaria infernillensis R.T. Craig -- not accepted
	Mammillaria ingens Backeb. -- not accepted
	Mammillaria insularis H.E. Gates -- accepted
	Mammillaria isotensis Repp. -- not accepted
	Mammillaria jaliscana (Britton & Rose) Boed. -- accepted
	Mammillaria jaliscana ssp. jaliscana (Britton & Rose) Boed. -- accepted
	Mammillaria jaliscana ssp. zacatecasensis (Shurly) D.R. Hunt -- accepted
	Mammillaria jamaicensis Areces -- not accepted
	Mammillaria johnstonii Orcutt -- accepted
	Mammillaria karwinskiana Mart. -- accepted
	Mammillaria karwinskiana ssp. beiselii (Diers) D.R. Hunt -- accepted
	Mammillaria karwinskiana ssp. collinsii (Orcutt) D.R. Hunt -- accepted
	Mammillaria karwinskiana ssp. karwinskiana Mart. -- accepted
	Mammillaria karwinskiana ssp. nejapensis (R.T. Craig & E.Y. Dawson) D.R. Hunt -- accepted
	Mammillaria kelleriana F. Schmoll ex R.T. Craig -- not accepted
	Mammillaria klissingiana Boed. -- accepted
	Mammillaria knebeliana Boed. -- not accepted
	Mammillaria knippeliana Quehl -- accepted
	Mammillaria kraehenbuehlii (Krainz) Krainz -- accepted
	Mammillaria krassuckae Repp. -- not accepted
	Mammillaria kuentziana P. Fearn & B. Fearn -- not accepted
	Mammillaria kunzeana Boed. & Quehl -- not accepted
	Mammillaria lanata (Britton & Rose) Orcutt -- not accepted
	Mammillaria lanigera Repp. -- not accepted
	Mammillaria lasiacantha Engelm. -- accepted -- small pincushion cactus, Biznaga de espinas pubescentes, lacespine nipple cactus
	Mammillaria lasiacantha var. denudata Engelm. -- not accepted
	Mammillaria laui D.R. Hunt -- accepted
	Mammillaria laui ssp. dasyacantha (D.R. Hunt) D.R. Hunt -- accepted
	Mammillaria laui ssp. laui D.R. Hunt -- accepted
	Mammillaria laui ssp. subducta (D.R. Hunt) D.R. Hunt -- accepted
	Mammillaria leei (Rose ex Boed.) D. Weniger -- not accepted
	Mammillaria lengdobleriana Boed. -- not accepted
	Mammillaria leptacantha (A.B. Lau) Repp. -- not accepted
	Mammillaria leucantha Boed. -- not accepted
	Mammillaria leucocentra A. Berg -- not accepted
	Mammillaria lewisiana H.E. Gates -- not accepted
	Mammillaria limonensis Repp. -- not accepted
	Mammillaria linaresensis R. Wolf & F. Wolf -- accepted
	Mammillaria lindsayi R.T. Craig -- not accepted
	Mammillaria longicoma (Britton & Rose) A. Berger -- not accepted
	Mammillaria longiflora (Britton & Rose) A. Berger -- accepted
	Mammillaria longiflora ssp. longiflora (Britton & Rose) A. Berger -- accepted
	Mammillaria longiflora ssp. tepexicensis (J. Meyr�n) L�thy -- accepted
	Mammillaria longimamma DC. -- accepted
	Mammillaria longimamma var. sphaerica (A. Dietr.) K. Brandegee -- not accepted
	Mammillaria longimanna DC. -- not accepted
	Mammillaria louisae G.E. Linds. -- not accepted
	Mammillaria louiseae G.E. Linds. -- not accepted
	Mammillaria luethyi G.S. Hinton -- accepted
	Mammillaria macdougalii Rose -- not accepted
	Mammillaria machucae W.A. Fitz Maur. & B. Fitz Maur. -- not accepted
	Mammillaria macromeris Engelm. -- not accepted
	Mammillaria magallanii F. Schmoll ex R.T. Craig -- not accepted
	Mammillaria magneticola J. Meyr�n -- not accepted
	Mammillaria magnifica Buchenau -- accepted
	Mammillaria magnimamma Haw. -- accepted
	Mammillaria mainiae K. Brandegee -- accepted -- Maine pincushion cactus, Biznaga de Nogales, counterclockwise nipple cactus
	Mammillaria mammillaris (L.) H. Karst. -- accepted
	Mammillaria manana W.A. Fitz Maur. & B. Fitz Maur. -- not accepted
	Mammillaria marcosii W.A. Fitz Maur. & B. Fitz Maur. -- accepted
	Mammillaria marksiana Krainz -- accepted
	Mammillaria marnieriana Backeb. -- not accepted
	Mammillaria marshalliana (H.E. Gates) Boed. -- not accepted
	Mammillaria martinezii Backeb. -- not accepted
	Mammillaria mathildae Kraehenb. & Krainz -- accepted
	Mammillaria matudae Bravo -- accepted
	Mammillaria mayensis R.T. Craig -- not accepted
	Mammillaria mazatlanensis K. Schum. ex G�rke -- accepted
	Mammillaria meiacantha Engelm. -- accepted -- Biznaga de pocas espinas
	Mammillaria meissneri C. Ehrenb. -- not accepted
	Mammillaria melaleuca Karw. ex Salm-Dyck -- accepted
	Mammillaria melanocentra Poselg. -- accepted
	Mammillaria melanocentra ssp. melanocentra Poselg. -- accepted
	Mammillaria melanocentra ssp. rubrograndis (Repp. & A.B. Lau) D.R. Hunt -- accepted
	Mammillaria mendeliana (Bravo) Werderm. -- not accepted
	Mammillaria mercadensis (Britton & Rose) Patoni -- accepted
	Mammillaria meridiorosei Castetter, P. Pierce & K.H. Schwer. -- not accepted
	Mammillaria meyranii Bravo -- accepted
	Mammillaria microcarpa Engelm. -- not accepted
	Mammillaria microcarpa ssp. grahamii (Engelm.) Mottram -- not accepted
	Mammillaria microcarpa var. auricarpa W.T. Marshall -- not accepted
	Mammillaria microcarpa var. milleri (Britton & Rose) W.T. Marshall -- not accepted
	Mammillaria microhelia Werderm. -- accepted
	Mammillaria microheliopsis Werderm. -- not accepted
	Mammillaria micromeris Engelm. -- not accepted
	Mammillaria micromeris var. greggii Engelm. -- not accepted
	Mammillaria micromeris var. unguispina Boed. -- not accepted
	Mammillaria miegiana W.H. Earle -- not accepted
	Mammillaria milleri (Britton & Rose) Boed. -- not accepted -- Biznaga de Miller
	Mammillaria milleri var. grahamii (Engelm.) Neutel. -- not accepted
	Mammillaria milleri var. sheldonii (Britton & Rose) Neutel. -- not accepted
	Mammillaria missouriensis Sweet -- not accepted
	Mammillaria mitlensis Bravo -- not accepted
	Mammillaria mixtecensis Bravo -- not accepted
	Mammillaria moeller-valdeziana Appenz. -- not accepted
	Mammillaria moelleriana Boed. -- accepted
	Mammillaria mollendorffiana Shurly -- not accepted
	Mammillaria mollihamata Shurly -- not accepted
	Mammillaria monancistracantha Backeb. -- not accepted
	Mammillaria monancistria O. Berg. ex K. Schum. -- not accepted
	Mammillaria montensis R.T. Craig -- not accepted
	Mammillaria monticola Repp. -- not accepted
	Mammillaria morganiana Tiegel -- accepted
	Mammillaria morricalii Cowper -- not accepted
	Mammillaria movensis R.T. Craig -- not accepted
	Mammillaria muehlenpfordtii C.F. F�rst. -- accepted
	Mammillaria multiceps Salm-Dyck -- not accepted -- Biznaga de muchas cabezas
	Mammillaria multidigitata Radley ex G.E. Linds. -- accepted
	Mammillaria multiformis (Britton & Rose) Backeb. -- not accepted
	Mammillaria multihamata Boed. -- not accepted
	Mammillaria mystax Mart. -- accepted
	Mammillaria nagliana Repp. -- not accepted
	Mammillaria nana Backeb. ex Mottram -- accepted
	Mammillaria napina J.A. Purpus -- accepted
	Mammillaria nazasensis (Glass & R.A. Foster) Repp. -- not accepted
	Mammillaria nejapensis R.T. Craig & E.Y. Dawson -- not accepted
	Mammillaria nellieae (Croizat) Croizat -- not accepted
	Mammillaria neobertrandiana Backeb. -- not accepted
	Mammillaria neocrucigera Backeb. -- not accepted
	Mammillaria neomystax Backeb. -- not accepted
	Mammillaria neopalmeri R.T. Craig -- accepted
	Mammillaria neophaeacantha Fritz Schwarz ex Backeb. -- not accepted
	Mammillaria neopotosina R.T. Craig -- not accepted
	Mammillaria neoschwarzeana Backeb. -- not accepted
	Mammillaria nickelsae K. Brandegee -- not accepted
	Mammillaria nickelsiae K. Brandegee -- not accepted
	Mammillaria nivosa Link ex Pfeiff. -- accepted -- woolly nipple cactus
	Mammillaria nunezii (Britton & Rose) Orcutt -- accepted
	Mammillaria nunezii ssp. bella (Backeb.) D.R. Hunt -- accepted
	Mammillaria nunezii ssp. nunezii (Britton & Rose) Orcutt -- accepted
	Mammillaria obscura Hildm. -- not accepted
	Mammillaria occidentalis (Britton & Rose) Boed. -- not accepted
	Mammillaria ochoterenae (Bravo) Werderm. -- not accepted
	Mammillaria ocotillensis R.T. Craig -- not accepted
	Mammillaria octacantha DC. -- not accepted
	Mammillaria oliviae Orcutt -- not accepted -- Biznaga chollo chico
	Mammillaria orcuttii Boed. -- accepted
	Mammillaria orestera L.D. Benson -- not accepted
	Mammillaria ortiz-rubiona (Bravo) Werderm. -- not accepted
	Mammillaria oteroi Glass & R.A. Foster -- accepted
	Mammillaria pachycylindrica Backeb. -- not accepted
	Mammillaria pachyrhiza Backeb. -- not accepted
	Mammillaria pacifica (H.E. Gates) Boed. -- not accepted
	Mammillaria painteri Rose ex Quehl -- accepted
	Mammillaria papasquiarensis (Bravo) Repp. -- not accepted
	Mammillaria papyracantha Engelm. -- not accepted
	Mammillaria parensis R.T. Craig -- not accepted
	Mammillaria parkinsonii Ehrenb. -- accepted
	Mammillaria parrasensis Repp. -- not accepted
	Mammillaria patonii (Bravo) Werderm. -- not accepted
	Mammillaria pectinifera F.A.C. Weber -- accepted
	Mammillaria pectinifera ssp. pectinifera F.A.C. Weber -- accepted
	Mammillaria pectinifera ssp. solisioides (Backeb.) D.R. Hunt -- accepted
	Mammillaria peninsularis (Britton & Rose) Orcutt -- accepted
	Mammillaria pennispinosa Krainz -- accepted
	Mammillaria pennispinosa ssp. nazasensis (Glass & R.A. Foster ) D.R. Hunt -- accepted
	Mammillaria pennispinosa ssp. pennispinosa Krainz -- accepted
	Mammillaria perbella Hildm. ex K. Schum. -- accepted
	Mammillaria perezdelarosae Bravo & Scheinvar -- not accepted
	Mammillaria petrophila K. Brandegee -- accepted
	Mammillaria petrophila ssp. arida (Rose) D.R. Hunt -- accepted
	Mammillaria petrophila ssp. baxteriana (H.E. Gates) D.R. Hunt -- accepted
	Mammillaria petrophila ssp. petrophila K. Brandegee -- accepted
	Mammillaria petterssonii Hildm. -- accepted
	Mammillaria phitauiana (E.M. Baxter) Werderm. -- accepted
	Mammillaria picta Meinsh. -- accepted
	Mammillaria pilispina J.A. Purpus -- accepted
	Mammillaria pitcayensis Bravo -- not accepted
	Mammillaria plumosa F.A.C. Weber -- accepted
	Mammillaria polyedra Mart. -- accepted
	Mammillaria polythele Mart. -- accepted
	Mammillaria polythele ssp. obconella (Scheidw.) D.R. Hunt -- accepted
	Mammillaria polythele ssp. polythele Mart. -- accepted
	Mammillaria pondii Greene -- accepted
	Mammillaria pondii ssp. maritima (G.E. Linds.) D.R. Hunt -- accepted
	Mammillaria pondii ssp. pondii Greene -- accepted
	Mammillaria pondii ssp. setispina (J.M. Coult.) D.R. Hunt -- accepted
	Mammillaria poselgeri Hildm. -- accepted
	Mammillaria posseltiana Boed. -- not accepted
	Mammillaria potosiana Jacobi -- not accepted
	Mammillaria pottsii Scheer ex Salm-Dyck -- accepted -- Biznaga de Potts, rattail nipple cactus
	Mammillaria priessnitzii Repp. -- not accepted
	Mammillaria pringlei (J.M. Coult.) K. Brandegee -- accepted
	Mammillaria prolifera (Mill.) Haw. -- accepted -- Biznaga prolifera, Texas nipple cactus
	Mammillaria prolifera ssp. arachnoidea (D.R. Hunt) D.R. Hunt -- accepted
	Mammillaria prolifera ssp. haitiensis (K. Schum.) D.R. Hunt -- not accepted
	Mammillaria prolifera ssp. prolifera (Mill.) Haw. -- accepted
	Mammillaria prolifera ssp. texana (Engelm.) D.R. Hunt -- accepted
	Mammillaria pseudocrucigera R.T. Craig -- not accepted
	Mammillaria pseudorekoi (Rose) Boed. -- not accepted
	Mammillaria pseudoscrippsiana Backeb. -- not accepted
	Mammillaria pseudosimplex W. Haage & Backeb. -- not accepted
	Mammillaria puberula Repp. -- not accepted
	Mammillaria pubispina Boed. -- not accepted
	Mammillaria pullihamata Repp. -- not accepted
	Mammillaria pycnacantha Mart. -- not accepted
	Mammillaria pygmaea (Britton & Rose) A. Berger -- not accepted
	Mammillaria queretarica R.T. Craig -- not accepted
	Mammillaria radiaissima G.E. Linds. -- not accepted
	Mammillaria ramillosa (Cutak) D. Weniger -- not accepted
	Mammillaria rayonensis Repp. -- not accepted
	Mammillaria recurvata Engelm. -- not accepted
	Mammillaria rekoi (Britton & Rose) Vaupel -- accepted
	Mammillaria rekoi ssp. aureispina (A.B. Lau) D.R. Hunt -- accepted
	Mammillaria rekoi ssp. leptacantha (A.B. Lau) D.R. Hunt -- accepted
	Mammillaria rekoi ssp. rekoi (Britton & Rose) Vaupel -- accepted
	Mammillaria rekoiana R.T. Craig -- not accepted
	Mammillaria reppenhagenii D.R. Hunt -- not accepted
	Mammillaria rettigiana Boed. -- accepted
	Mammillaria rhodantha Link & Otto -- accepted
	Mammillaria rhodantha ssp. fera-rubra (F. Schmoll ex R.T. Craig) D.R. Hunt -- accepted
	Mammillaria rhodantha ssp. mccartenii D.R. Hunt -- accepted
	Mammillaria rhodantha ssp. mollendorffiana (Shurly) D.R. Hunt -- accepted
	Mammillaria rhodantha ssp. rhodantha Link & Otto -- accepted
	Mammillaria rhodantha var. auriceps (Lem.) Salm-Dyck -- not accepted
	Mammillaria ritteriana Boed. -- not accepted
	Mammillaria robertii (A. Berger) D. Weniger -- not accepted
	Mammillaria robustispina A. Schott ex Engelm. -- not accepted
	Mammillaria roseiflora (Lahman) D. Weniger -- not accepted
	Mammillaria rosensis R.T. Craig -- not accepted
	Mammillaria roseoalba Boed. -- accepted
	Mammillaria rossiana Heinrich -- not accepted
	Mammillaria rubida Fritz Schwarz ex Backeb. -- not accepted
	Mammillaria rubrograndis Repp. & A.B. Lau -- not accepted
	Mammillaria ruestii Quehl -- not accepted
	Mammillaria runyonii (Britton & Rose) Cory -- not accepted
	Mammillaria saboae Glass -- accepted
	Mammillaria saboae ssp. goldii (Glass & R.A. Foster) D.R. Hunt -- accepted
	Mammillaria saboae ssp. haudeana (A.B. Lau & K. Wagner) D.R. Hunt -- accepted
	Mammillaria saboae ssp. saboae Glass -- accepted
	Mammillaria saint-pieana Backeb. -- not accepted
	Mammillaria sanangelensis S�nchez-Mej. -- not accepted
	Mammillaria sanchez-mejoradae Rodr. Gonz�lez -- accepted
	Mammillaria sanjuanensis Repp. -- not accepted
	Mammillaria sanluisensis Shurly -- not accepted
	Mammillaria santaclarensis Cowper -- not accepted
	Mammillaria sartorii J.A. Purpus -- accepted
	Mammillaria saxicola Repp. -- not accepted
	Mammillaria scheeri Muehlenpf. -- not accepted
	Mammillaria schiedeana Ehrenb. -- accepted
	Mammillaria schiedeana ssp. dumetorum (J.A. Purpus) D.R. Hunt -- accepted
	Mammillaria schiedeana ssp. giselae (Mart.-Aval. & Glass) L�thy -- accepted
	Mammillaria schiedeana ssp. schiedeana Ehrenb. -- accepted
	Mammillaria schieliana H. Schick -- not accepted
	Mammillaria schmollii (Bravo) Werderm. -- not accepted
	Mammillaria schumannii Hildm. -- accepted
	Mammillaria schwarzii Shurly -- accepted
	Mammillaria scrippsiana (Britton & Rose) Orcutt -- accepted
	Mammillaria sempervivi DC. -- accepted
	Mammillaria senilis Lodd. ex Salm-Dyck -- accepted
	Mammillaria setispina Engelm. ex J.M. Coult. -- not accepted
	Mammillaria sheldonii (Britton & Rose) Boed. -- not accepted
	Mammillaria shurliana H.E. Gates -- not accepted
	Mammillaria silvatica Repp. -- not accepted
	Mammillaria similis Engelm. -- not accepted
	Mammillaria similis var. robustior Engelm. -- not accepted
	Mammillaria sinistrohamata Boed. -- accepted
	Mammillaria slevinii (Britton & Rose) Boed. -- not accepted
	Mammillaria sneedi (Britton & Rose) Cory -- not accepted
	Mammillaria sneedii (Britton & Rose) Cory -- not accepted
	Mammillaria solisii (Britton & Rose) Boed. -- not accepted
	Mammillaria solisioides Backeb. -- not accepted
	Mammillaria sonorensis R.T. Craig -- accepted
	Mammillaria sphacelata Mart. -- accepted
	Mammillaria sphacelata ssp. sphacelata Mart. -- accepted
	Mammillaria sphacelata ssp. viperina (J.A. Purpus) D.R. Hunt -- accepted
	Mammillaria sphaerica A. Dietr. -- accepted -- Biznaga esf�rica, longmamma nipple cactus, longspine nipple cactus
	Mammillaria spinosissima Lem. -- accepted
	Mammillaria spinosissima ssp. pilcayensis (Bravo) D.R. Hunt -- accepted
	Mammillaria spinosissima ssp. spinosissima Lem. -- accepted
	Mammillaria spinosissima ssp. tepoxtlana D.R. Hunt -- accepted
	Mammillaria stampferi Repp. -- not accepted
	Mammillaria standleyi (Britton & Rose) Orcutt -- accepted
	Mammillaria stella-de-tacubaya Heese -- not accepted
	Mammillaria strobilina Tiegel -- not accepted
	Mammillaria subducta (D.R. Hunt) Repp. -- not accepted
	Mammillaria subdurispina Backbg. -- not accepted
	Mammillaria subtilis Backeb. -- not accepted
	Mammillaria sulcata Engelm. -- not accepted
	Mammillaria supertexta Mart. ex Pfeiff. -- accepted
	Mammillaria supraflumen Repp. -- not accepted
	Mammillaria surculosa Boed. -- accepted
	Mammillaria swinglei (Britton & Rose) Boed. -- not accepted
	Mammillaria tayloriorum Glass & R.A. Foster -- accepted
	Mammillaria tegelbergiana G.E. Linds. -- not accepted
	Mammillaria tenampensis (Britton & Rose) A. Berger -- not accepted
	Mammillaria tepexicensis J. Meyr�n -- not accepted
	Mammillaria tesopacensis R.T. Craig -- not accepted
	Mammillaria tetrancistra Engelm. -- accepted -- corkseed pincushion cactus, Biznaga de cuatro ganchos, common fishhook cactus
	Mammillaria tezontle W.A. Fitz Maur. & B. Fitz Maur. -- not accepted
	Mammillaria theresae Cutak -- accepted
	Mammillaria thornberi Orcutt -- accepted -- Thornber's pincushion cactus, Biznaga de Thornber, Thornber's nipple cactus
	Mammillaria thornberi ssp. thornberi Orcutt -- accepted
	Mammillaria thornberi ssp. yaquensis (R.T. Craig) D.R. Hunt -- accepted
	Mammillaria tlalocii Repp. -- not accepted
	Mammillaria tobuschii W.T. Marshall -- not accepted
	Mammillaria tolimensis R.T. Craig -- not accepted
	Mammillaria tonalensis D.R. Hunt -- accepted
	Mammillaria tropica Repp. -- not accepted
	Mammillaria tuberculosa Engelm. -- not accepted
	Mammillaria uberiformis Zucc. ex Pfeiff. -- not accepted
	Mammillaria uncinata Zucc. ex Pfeiff. -- accepted
	Mammillaria unihamata Boed. -- not accepted
	Mammillaria vagaspina R.T. Craig -- not accepted
	Mammillaria vallensis Repp. -- not accepted
	Mammillaria variabilis Repp. -- not accepted
	Mammillaria varicolor (Tiegel) D. Weniger -- not accepted
	Mammillaria varieaculeata Buchenau -- accepted
	Mammillaria vaupelii Tiegel -- not accepted
	Mammillaria verhaertiana Boed. -- not accepted
	Mammillaria verticealba Repp. -- not accepted
	Mammillaria vetula Mart. -- accepted
	Mammillaria vetula ssp. gracilis (Pfeiff.) D.R. Hunt -- accepted
	Mammillaria vetula ssp. vetula Mart. -- accepted
	Mammillaria viereckii Boed. -- not accepted
	Mammillaria viescensis Rogoz. & Appenz. -- not accepted
	Mammillaria viperina J.A. Purpus -- not accepted
	Mammillaria virginis Fittkau & Kladiwa -- not accepted
	Mammillaria viridiflora (Britton & Rose) Cory -- accepted -- Biznaga de flor verde, greenflower nipple cactus
	Mammillaria voburnensis var. eichlamii (Quehl) Repp. -- not accepted
	Mammillaria wagneriana Boed. -- accepted
	Mammillaria weingartiana Boed. -- accepted
	Mammillaria wiesingeri Boed. -- accepted
	Mammillaria wiesingeri ssp. apamensis (Repp.) D.R. Hunt -- accepted
	Mammillaria wiesingeri ssp. wiesingeri Boed. -- accepted
	Mammillaria wilcoxii Toumey ex K. Schum. -- not accepted -- Biznaga de Wilcox
	Mammillaria wildii A. Dietr. -- not accepted
	Mammillaria winteriae Boed. -- not accepted
	Mammillaria winteriae ssp. aramberri D.R. Hunt -- not accepted
	Mammillaria winteriae ssp. winteriae Boed. -- not accepted
	Mammillaria wohlschlageri Repp. -- not accepted
	Mammillaria woodsii Krainz -- not accepted
	Mammillaria woodsii R.T. Craig -- not accepted
	Mammillaria wrightii Engelm. -- accepted -- Wright's pincushion cactus, Biznaga de Wright, Wright's nipple cactus
	Mammillaria wrightii ssp. wilcoxii (Toumey ex K. Schum.) D.R. Hunt -- accepted
	Mammillaria wrightii ssp. wrightii Engelm. -- accepted
	Mammillaria wuthenauiana Backeb. -- not accepted
	Mammillaria xaltianguensis S�nchez-Mej. -- accepted
	Mammillaria xaltianguensis ssp. bambusiphila (Repp.) D.R. Hunt -- accepted
	Mammillaria xaltianguensis ssp. xaltianguensis S�nchez-Mej. -- accepted
	Mammillaria xanthina (Britton & Rose) Boed. -- not accepted
	Mammillaria xochipilli Repp. -- not accepted
	Mammillaria yaquensis R.T. Craig -- not accepted
	Mammillaria yucatanensis (Britton & Rose) Orcutt -- not accepted
	Mammillaria zacatecasensis Shurly -- not accepted
	Mammillaria zahniana Boed. & F. Ritter -- not accepted
	Mammillaria zapilotensis R.T. Craig -- not accepted
	Mammillaria zeilmanniana Boed. -- accepted
	Mammillaria zephyranthoides Scheidw. -- accepted
	Mammillaria zephyranthoides ssp. heidiae (Krainz) L�thy -- accepted
	Mammillaria zephyranthoides ssp. zephyranthoides Scheidw. -- accepted
	Mammillaria zeyeriana F. Haage ex K. Schum. -- not accepted
	Mammillaria zublerae Repp. -- accepted
	Mammilloydia Buxb. -- not accepted
	Mammilloydia candida (Scheidw.) Buxb. -- not accepted
	Marenopuntia Backeb. -- not accepted
	Marenopuntia marenae (S.H. Parsons) Backeb. -- not accepted
	Marginatocereus Backeb. -- not accepted
	Marginatocereus marginatus (DC.) Backeb. -- not accepted
	Marniera Backeb. -- not accepted
	Marniera chrysocardium (Alexander) Backeb. -- not accepted
	Marshallocereus Backeb. -- not accepted
	Marshallocereus aragonii (F.A.C. Weber) Backeb. -- not accepted
	Marshallocereus thurberi (Engelm.) Backeb. -- not accepted
	Marshallocereus thurberi var. littoralis (K. Brandegee) Backeb. -- not accepted
	Matucana Britton & Rose -- accepted
	Matucana aurantiaca (Vaupel) Buxb. -- accepted
	Matucana aurantiaca ssp. aurantiaca (Vaupel) Buxb. -- accepted
	Matucana aurantiaca ssp. currundayensis (F. Ritter) Mottram -- accepted
	Matucana aurantiaca ssp. fruticosa (F. Ritter) Mottram -- accepted
	Matucana aurantiaca ssp. hastifera (F. Ritter) Mottram -- accepted
	Matucana aurantiaca ssp. polzii (Diers, Donald & Zecher) Mottram -- accepted
	Matucana aureiflora F. Ritter -- accepted
	Matucana blancii Backeb. -- not accepted
	Matucana breviflora Rauh & Backeb. -- not accepted
	Matucana calliantha F. Ritter -- not accepted
	Matucana celendinensis F. Ritter -- not accepted
	Matucana cereoides Rauh & Backeb. -- not accepted
	Matucana comacephala F. Ritter -- not accepted
	Matucana crinifera F. Ritter -- not accepted
	Matucana currundayensis F. Ritter -- not accepted
	Matucana elongata Rauh & Backeb. -- not accepted
	Matucana formosa F. Ritter -- accepted
	Matucana fruticosa F. Ritter -- not accepted
	Matucana hastifera F. Ritter -- not accepted
	Matucana haynei (Otto) Britton & Rose -- accepted
	Matucana haynei ssp. haynei (Otto) Britton & Rose -- accepted
	Matucana haynei ssp. herzogiana (Backeb.) Mottram -- accepted
	Matucana haynei ssp. hystrix (Rauh & Backeb.) Mottram -- accepted
	Matucana haynei ssp. myriacantha (Vaupel) Mottram -- accepted
	Matucana herzogiana Backeb. -- not accepted
	Matucana huagalensis (Donald & A.B. Lau) Bregman -- accepted
	Matucana hystrix Rauh & Backeb. -- not accepted
	Matucana intertexta F. Ritter -- accepted
	Matucana krahnii (Donald) Bregman -- accepted
	Matucana madisoniorum (Hutchison) G.D. Rowley -- accepted
	Matucana megalantha F. Ritter -- not accepted
	Matucana multicolor Rauh & Backeb. -- not accepted
	Matucana oreodoxa (F. Ritter) Slaba -- accepted
	Matucana pallarensis F. Ritter -- not accepted
	Matucana paucicostata F. Ritter -- accepted
	Matucana polzii Diers, Donald & Zecher -- not accepted
	Matucana pujupatii (Donald & A.B. Lau) Bregman -- accepted
	Matucana purpureoalba F. Ritter -- not accepted
	Matucana ritteri Buining -- accepted
	Matucana supertexta F. Ritter -- not accepted
	Matucana tuberculata (Donald) Bregman -- accepted
	Matucana tuberculosa (Donald) F. Ritter -- not accepted
	Matucana variabilis Rauh & Backeb. -- not accepted
	Matucana weberbaueri (Vaupel) Backeb. -- accepted
	Matucana winteri F. Ritter -- not accepted
	Matucana yanganucensis Rauh & Backeb. -- not accepted
	Mediocactus Britton & Rose -- not accepted
	Mediocactus hahnianus Backeb. -- not accepted
	Mediocactus hassleri (K. Schum.) Backeb. -- not accepted
	Mediocactus lindmanii (F.A.C. Weber) Backeb. -- not accepted
	Mediocactus megalanthus (K. Schum. ex Vaupel) Britton & Rose -- not accepted
	Mediolobivia Backeb. -- not accepted
	Mediolobivia auranitida (Wessner) Krainz -- not accepted
	Mediolobivia brachiantha (Wessner) Krainz -- not accepted
	Mediolobivia conoidea (Wessner) Krainz -- not accepted
	Mediolobivia costata (Werderm.) Krainz -- not accepted
	Mediolobivia elegans Backeb. -- not accepted
	Mediolobivia euanthema var. fricii Backeb. -- not accepted
	Mediolobivia eucaliptana (Backeb.) Krainz -- not accepted
	Mediolobivia haefneriana Cullmann -- not accepted
	Mediolobivia hirsutissima C�rdenas -- not accepted
	Mediolobivia ithyacantha C�rdenas -- not accepted
	Mediolobivia neopygmaea Backeb. -- not accepted
	Mediolobivia nigricans (Wessner) Krainz -- not accepted
	Mediolobivia pygmaea (R.E. Fr.) Krainz -- not accepted
	Mediolobivia ritteri (Wessner) Krainz -- not accepted
	Mediolobivia schmiedcheniana (J. Kohler) Krainz -- not accepted
	Mediolobivia steinmannii (Solms) Krainz -- not accepted
	Melocactus (L.) Link & Otto -- accepted
	Melocactus acispinosus Buining & Brederoo -- not accepted
	Melocactus actinacanthus Areces -- not accepted
	Melocactus acunae Le�n -- not accepted
	Melocactus amethystinus Buining & Brederoo -- not accepted
	Melocactus ammotrophus Buining & Brederoo -- not accepted
	Melocactus amstutziae Rauh & Backeb. -- not accepted
	Melocactus andinus R. Gruber ex N.P. Taylor -- accepted
	Melocactus andinus ssp. andinus R. Gruber ex N.P. Taylor -- accepted
	Melocactus andinus ssp. hernandezii (Fern. Alonso & Xhonneux) N.P. Taylor -- accepted
	Melocactus andinus ssp. soatensis Fern. Alonso & Xhonneux -- not accepted
	Melocactus arcuatispinus Brederoo & Eerkens -- not accepted
	Melocactus axiniphorus Buining & Brederoo -- not accepted
	Melocactus azulensis Buining & Brederoo -- not accepted
	Melocactus azureus Buining & Brederoo -- accepted
	Melocactus azureus ssp. ferreophilus (Buining & Brederoo) N.P. Taylor -- not accepted
	Melocactus bahiensis (Britton & Rose) Luetzelb. -- accepted
	Melocactus bahiensis ssp. amethystinus (Buining & Brederoo) N.P. Taylor -- accepted
	Melocactus bahiensis ssp. bahiensis (Britton & Rose) Luetzelb. -- accepted
	Melocactus bellavistensis Rauh & Backeb. -- accepted
	Melocactus bellavistensis ssp. bellavistensis Rauh & Backeb. -- accepted
	Melocactus bellavistensis ssp. onychacanthus (F. Ritter) N.P. Taylor -- accepted
	Melocactus braunii Esteves -- accepted
	Melocactus brederooianus Buining -- accepted
	Melocactus broadwayi (Britton & Rose) A. Berger -- accepted -- Turk's cap
	Melocactus caesius H.L. Wendl. -- not accepted
	Melocactus canescens F. Ritter -- not accepted
	Melocactus caroli-linnaei N.P. Taylor -- accepted
	Melocactus citrispinus Antesb. -- not accepted
	Melocactus communis (W.T. Aiton) Link & Otto -- not accepted
	Melocactus concinnus Buining & Brederoo -- accepted
	Melocactus conoideus Buining & Brederoo -- accepted
	Melocactus coronatus (Lam.) Backeb. -- not accepted
	Melocactus cremnophilus Buining & Brederoo -- not accepted
	Melocactus curvicornis Buining & Brederoo -- not accepted
	Melocactus curvispinus Pfeiff. -- accepted
	Melocactus curvispinus ssp. caesius (H.L. Wendl.) N.P. Taylor -- accepted
	Melocactus curvispinus ssp. curvispinus Pfeiff. -- accepted
	Melocactus curvispinus ssp. dawsonii (Bravo) N.P. Taylor -- accepted
	Melocactus curvispinus ssp. koolwijkianus (Suringar) G. Thomson -- accepted
	Melocactus dawsonii Bravo -- not accepted
	Melocactus dawsonii ssp. dawsonii Bravo -- not accepted
	Melocactus deinacanthus Buining & Brederoo -- accepted
	Melocactus deinacanthus ssp. florschuetzianus (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Melocactus deinacanthus ssp. longicarpus (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Melocactus depressus Hook. -- not accepted
	Melocactus diersianus Buining & Brederoo -- not accepted
	Melocactus ellemeetii Miq. -- not accepted
	Melocactus ernestii Vaupel -- accepted
	Melocactus ernestii ssp. ernestii Vaupel -- accepted
	Melocactus ernestii ssp. longicarpus (Buining & Brederoo) N.P. Taylor -- accepted
	Melocactus erythracanthus Buining & Brederoo -- not accepted
	Melocactus erythracantus Buining & Brederoo -- not accepted
	Melocactus ferreophilus Buining & Brederoo -- accepted
	Melocactus florschuetzianus Buining & Brederoo -- not accepted
	Melocactus florschutzianus Buining & Brederoo -- not accepted
	Melocactus fortalezensis Rauh & Backeb. -- not accepted
	Melocactus giganteus Buining & Brederoo -- not accepted
	Melocactus glaucescens Buining & Brederoo -- accepted
	Melocactus glauxianus Brederoo & C.A.L. Bercht -- not accepted
	Melocactus grisoleoviridis Buining & Brederoo -- not accepted
	Melocactus guanensis Xhonneux & Fern. Alonso -- not accepted
	Melocactus guaricensis Croizat -- not accepted
	Melocactus guitarti Le�n -- not accepted
	Melocactus harlowii (Britton & Rose) Vaupel -- accepted
	Melocactus helvolilanthus Buining & Brederoo -- not accepted
	Melocactus hernandezii Fern. Alonso & Xhonneux -- not accepted
	Melocactus hispaniolicus Vaupel -- not accepted
	Melocactus holguinensis Areces -- not accepted
	Melocactus huallancaensis Rauh & Backeb. -- not accepted
	Melocactus inclinatus Antesb. -- not accepted
	Melocactus inconcinnus Buining & Brederoo -- accepted
	Melocactus interpositus F. Ritter -- not accepted
	Melocactus intortus (Mill.) Urb. -- accepted -- Turk's cap
	Melocactus intortus ssp. domingensis Areces -- accepted
	Melocactus intortus ssp. intortus (Mill.) Urb. -- accepted
	Melocactus jansenianus Backeb. -- not accepted
	Melocactus krainzianus Buining & Brederoo -- not accepted
	Melocactus lanssensianus P.J. Braun -- accepted
	Melocactus laui Antesb. -- not accepted
	Melocactus lemairei (Monv. ex Lem.) Miq. ex Lem. -- accepted
	Melocactus lensselinkianus Buining & Brederoo -- not accepted
	Melocactus levitestatus Buining & Brederoo -- accepted
	Melocactus lobelii Suringar -- not accepted
	Melocactus loboguerreroi C�rdenas -- not accepted
	Melocactus longicarpus Buining & Brederoo -- not accepted
	Melocactus longispinus Buining & Brederoo -- not accepted
	Melocactus macracanthos (Salm-Dyck) Link & Otto -- accepted
	Melocactus macrodiscus Werderm. -- not accepted
	Melocactus matanzanus Le�n -- accepted
	Melocactus maxonii (Rose) G�rke -- not accepted
	Melocactus mazelianus R�ha -- accepted
	Melocactus melocactoides auctt. -- not accepted
	Melocactus montanus F. Ritter -- not accepted
	Melocactus mulequensis Buining & Brederoo -- not accepted
	Melocactus nagyi M�sz�ros -- not accepted
	Melocactus neomontanus Van Heek & Hovens -- not accepted
	Melocactus neryi K. Schum. -- accepted
	Melocactus nitidus F. Ritter -- not accepted
	Melocactus oaxacensis (Britton & Rose) Backeb. -- not accepted
	Melocactus obtusipetalus Lem. -- not accepted
	Melocactus onychacanthus F. Ritter -- not accepted
	Melocactus oreas Miq. -- accepted
	Melocactus oreas ssp. cremnophilus (Buining & Brederoo) P.J. Braun & Esteves -- accepted
	Melocactus oreas ssp. ernestii (Vaupel) P.J. Braun & Esteves -- not accepted
	Melocactus oreas ssp. oreas Miq. -- accepted
	Melocactus oreas var. longispinus (Buining & Brederoo) P.J. Braun -- not accepted
	Melocactus pachyacanthus Buining & Brederoo -- accepted
	Melocactus pachyacanthus ssp. pachyacanthus Buining & Brederoo -- accepted
	Melocactus pachyacanthus ssp. viridis N.P. Taylor -- accepted
	Melocactus paucispinus G. Heimen & R.J. Paul -- accepted
	Melocactus pedernalensis M.M. Mej�a & R.G. Garc�a -- not accepted
	Melocactus peruvianus Vaupel -- accepted
	Melocactus praerupticola Areces -- accepted
	Melocactus pruinosus Werderm. -- not accepted
	Melocactus pulvinosus Suringar -- not accepted
	Melocactus robustispinus Buining & Brederoo -- not accepted
	Melocactus roraimensis P.J. Braun & Esteves -- not accepted
	Melocactus rubrisaetosus Buining & Brederoo -- not accepted
	Melocactus rubrispinus F. Ritter -- not accepted
	Melocactus ruestii K. Schum. -- not accepted
	Melocactus ruestii ssp. maxonii (Rose) Elizondo -- not accepted
	Melocactus ruestii ssp. oaxacensis (Britton & Rose) Elizondo -- not accepted
	Melocactus ruestii ssp. sanctae-rosae (L.D. G�mez) Elizondo -- not accepted
	Melocactus salvador L. Murillo -- not accepted
	Melocactus salvadorensis Werderm. -- accepted
	Melocactus saxicola Diers & Esteves -- not accepted
	Melocactus schatzlii H. Till & R. Gruber -- accepted
	Melocactus schatzlii ssp. chicamochae Fern. Alonso & Xhonneux -- accepted
	Melocactus schatzlii ssp. schatzlii H. Till & R. Gruber -- accepted
	Melocactus schulzianus Buining & Brederoo -- not accepted
	Melocactus securituberculatus Buining & Brederoo -- not accepted
	Melocactus smithii (Alexander) Buining -- accepted
	Melocactus stramineus Suringar -- accepted
	Melocactus trujilloensis Rauh & Backeb. -- not accepted
	Melocactus uebelmannii P.J. Braun -- not accepted
	Melocactus unguispinus Rauh & Backeb. -- not accepted
	Melocactus violaceus Pfeiff. -- accepted
	Melocactus violaceus ssp. margaritaceus N.P. Taylor -- accepted
	Melocactus violaceus ssp. natalensis P.J. Braun & Esteves -- not accepted
	Melocactus violaceus ssp. ritteri N.P. Taylor -- accepted
	Melocactus violaceus ssp. violaceus Pfeiff. -- accepted
	Melocactus warasii E. Pereira & Buenecker -- not accepted
	Melocactus X albicephalus Buining & Brederoo -- accepted
	Melocactus zehntneri (Britton & Rose) Leutzelb. -- accepted
	Melocactus zehntneri ssp. canescens (F. Ritter) P.J. Braun & Esteves -- not accepted
	Meyerocactus Doweld -- not accepted
	Meyerocactus horizonthalonius (Lem.) Doweld -- not accepted
	Micranthocereus Backeb. -- accepted
	Micranthocereus albicephalus (Buining & Brederoo) F. Ritter -- accepted
	Micranthocereus aureispinus F. Ritter -- not accepted
	Micranthocereus auriazureus Buining & Brederoo -- accepted
	Micranthocereus densiflorus Buining & Brederoo -- not accepted
	Micranthocereus dolichospermaticus (Buining & Brederoo) F. Ritter -- accepted
	Micranthocereus estevesii (Buining & Brederoo) F. Ritter -- accepted
	Micranthocereus flaviflorus Buining & Brederoo -- accepted
	Micranthocereus flaviflorus ssp. densiflorus (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Micranthocereus haematocarpus F. Ritter -- not accepted
	Micranthocereus monteazulensis F. Ritter -- not accepted
	Micranthocereus polyanthus (Werderm.) Backeb. -- accepted
	Micranthocereus polyanthus ssp. alvinii M. Machado & Hofacker -- accepted
	Micranthocereus polyanthus ssp. polyanthus (Werderm.) Backeb. -- accepted
	Micranthocereus purpureus (G�rke) F. Ritter -- accepted
	Micranthocereus ruficeps F. Ritter -- not accepted
	Micranthocereus streckeri Van Heek & Van Criek. -- accepted
	Micranthocereus uilianus Brederoo & C.A.L. Bercht -- not accepted
	Micranthocereus violaciflorus Buining -- accepted
	Mila Britton & Rose -- accepted
	Mila albisaetacens Rauh & Backeb. -- not accepted
	Mila alboareolata Akers -- not accepted
	Mila caespitosa Britton & Rose -- accepted
	Mila caespitosa ssp. caespitosa Britton & Rose -- accepted
	Mila caespitosa ssp. nealeana (Backeb.) Donald -- not accepted
	Mila caespitosa ssp. pugionifera (Rauh & Backeb.) D.R. Hunt -- accepted
	Mila cereoides Rauh & Backeb. -- not accepted
	Mila colorea F. Ritter -- not accepted
	Mila densiseta Rauh & Backeb. -- not accepted
	Mila fortalezensis Rauh & Backeb. -- not accepted
	Mila kubeana Werderm. & Backeb. -- not accepted
	Mila lurinensis Rauh & Backeb. -- not accepted
	Mila nealeana Backeb. -- not accepted
	Mila pugionifera Rauh & Backeb. -- not accepted
	Mila sublanata Rauh & Backeb. -- not accepted
	Miqueliopuntia F. Ritter -- accepted
	Miqueliopuntia miquelii (Monv.) F. Ritter -- accepted
	Mirabella F. Ritter -- not accepted
	Mirabella albicaulis (Britton & Rose) F. Ritter -- not accepted
	Mirabella minensis F. Ritter -- not accepted
	Mitrocereus Backeb. -- not accepted
	Mitrocereus fulviceps (F.A.C. Weber) Bravo -- not accepted
	Mitrocereus militaris (Audot) Bravo -- not accepted
	Mitrocereus ruficeps (F.A.C. Weber ex Rol.-Goss.) Backeb. -- not accepted
	Monvillea Britton & Rose -- not accepted
	Monvillea adelmarii Rizzini & A. Mattos -- not accepted
	Monvillea albicaulis (Britton & Rose) R. Kiesling -- not accepted
	Monvillea alticostata F. Ritter -- not accepted
	Monvillea amazonica (K. Schum. ex Vaupel) Britton & Rose -- not accepted
	Monvillea apoloensis C�rdenas -- not accepted
	Monvillea ballivianii C�rdenas -- not accepted
	Monvillea campinensis (Backeb. & Voll) Backeb. -- not accepted
	Monvillea chacoana F. Ritter -- not accepted
	Monvillea diffusa Britton & Rose -- not accepted
	Monvillea ebenacantha F. Ritter -- not accepted
	Monvillea euchlora (F.A.C. Weber ex K. Schum.) Backeb. -- not accepted
	Monvillea haageana Backeb. -- not accepted
	Monvillea insularis (Hemsl.) Britton & Rose -- not accepted
	Monvillea jaenensis Rauh & Backeb. -- not accepted
	Monvillea kroenleinii R. Kiesling -- not accepted
	Monvillea leucantha F. Ritter -- not accepted
	Monvillea lindenzweigiana (G�rke) Backeb. -- not accepted
	Monvillea maritima Britton & Rose -- not accepted
	Monvillea minensis (F. Ritter) R. Kiesling -- not accepted
	Monvillea parapetiensis F. Ritter -- not accepted
	Monvillea phatnosperma (K. Schum.) Britton & Rose -- not accepted
	Monvillea piedadensis F. Ritter -- not accepted
	Monvillea rhodoleucantha (K. Schum.) A. Berger -- not accepted
	Monvillea saddiana Rizzini & A. Mattos -- not accepted
	Monvillea saxicola (Morong) A. Berger -- not accepted
	Monvillea smithiana (Britton & Rose) Backeb. -- not accepted
	Monvillea spegazzinii (F.A.C. Weber) Britton & Rose -- not accepted
	Morangaya G.D. Rowley -- not accepted
	Morangaya pensilis (K. Brandegee) G.D. Rowley -- not accepted
	Morawetzia Backeb. -- not accepted
	Morawetzia doelziana Backeb. -- not accepted
	Morawetzia sericata F. Ritter -- not accepted
	Morawetzia variicolor Kn�ze -- not accepted
	Myrtillocactus Console -- accepted
	Myrtillocactus chende (Rol.-Goss.) P.V. Heath -- not accepted
	Myrtillocactus chichipe (Rol.-Goss.) P.V. Heath -- not accepted
	Myrtillocactus chiotilla (F.A.C. Weber) P.V. Heath -- not accepted
	Myrtillocactus cochal (Orcutt) Britton & Rose -- accepted
	Myrtillocactus eichlamii Britton & Rose -- accepted
	Myrtillocactus geometrizans (Mart. ex Pfeiff.) Console -- accepted
	Myrtillocactus grandiareolatus Bravo -- not accepted
	Myrtillocactus schenckii (J.A. Purpus) Britton & Rose -- accepted
	Navajoa Croizat -- not accepted
	Navajoa fickeisenii Backeb. -- not accepted
	Navajoa peeblesiana Croizat -- not accepted
	Navajoa peeblesiana ssp. fickeisenii (Backeb. ex Hochst�tter) Hochst�tter -- not accepted
	Navajoa peeblesiana ssp. menzelii (Hochst�tter) Hochst�tter -- not accepted
	Navajoa peeblesiana var. fickeisenii Backeb. ex Hochst�tter -- not accepted
	Navajoa peeblesianus Croizat -- not accepted
	Neoabbottia Britton & Rose -- not accepted
	Neoabbottia grantiana (Britton) Buxb. -- not accepted
	Neoabbottia paniculata (Lam.) Britton & Rose -- not accepted
	Neobesseya Britton & Rose -- not accepted
	Neobesseya asperispina (Boed.) Boed. -- not accepted
	Neobesseya macdougallii (Alexander) Kladiwa -- not accepted
	Neobesseya missouriensis (Sweet) Britton & Rose -- not accepted
	Neobesseya notesteinii (Britton) Britton & Rose -- not accepted
	Neobesseya roseiflora Lahman ex Turner -- not accepted
	Neobesseya similis (Engelm. & A. Gray) Britton & Rose -- not accepted
	Neobesseya wissmannii (Hildm. ex K. Schum.) Britton & Rose -- not accepted
	Neobuxbaumia Backeb. -- accepted
	Neobuxbaumia euphorbioides (Haw.) Buxb. -- accepted
	Neobuxbaumia laui (P.V. Heath) D.R. Hunt -- not accepted
	Neobuxbaumia macrocephala (F.A.C. Weber ex K. Schum.) E.Y. Dawson -- accepted
	Neobuxbaumia mezcalaensis (Bravo) Backeb. -- accepted
	Neobuxbaumia multiareolata (E.Y. Dawson) Bravo, Scheinvar & S�nchez-Mej. -- not accepted
	Neobuxbaumia polylopha (DC.) Backeb. -- accepted
	Neobuxbaumia sanchezmejoradae A.B. Lau -- accepted
	Neobuxbaumia scoparia (Polseg.) Backeb. -- accepted
	Neobuxbaumia squamulosa Scheinvar & S�nchez-Mej. -- accepted
	Neobuxbaumia tetetzo (J.M. Coult.) Backeb. -- accepted
	Neocardenasia Backeb. -- not accepted
	Neocardenasia herzogiana Backeb. -- not accepted
	Neochilenia Backeb. -- not accepted
	Neochilenia andreaeana Backeb. -- not accepted
	Neochilenia atra Backeb. -- not accepted
	Neochilenia carneoflora Kilian -- not accepted
	Neochilenia deherdtiana Backeb. -- not accepted
	Neochilenia eriocephala Backeb. -- not accepted
	Neochilenia imitans Backeb. -- not accepted
	Neochilenia lembckei Backeb. -- not accepted
	Neochilenia monte-amargensis Backeb. -- not accepted
	Neochilenia neofusca Backeb. -- not accepted
	Neochilenia neoreichei Backeb. -- not accepted
	Neochilenia pseudoreichei Lembcke & Backeb. -- not accepted
	Neodawsonia Backeb. -- not accepted
	Neodawsonia nizandensis Bravo & T. MacDoug. -- not accepted
	Neodawsonia totolapensis Bravo & T. MacDoug. -- not accepted
	Neoevansia W.T. Marshall -- not accepted
	Neoevansia lazaro-cardenasii J.L. Contr., J. Jim�nez Ram., S�nchez-Mej. & C.A. Toledo -- not accepted
	Neoevansia striata (Brandegee) S�nchez-Mej. -- not accepted
	Neoevansia zopilotensis (J. Meyr�n) S�nchez-Mej. -- not accepted
	Neogomesia agavoides Casta�eda -- not accepted
	Neolloydia Britton & Rose -- accepted
	Neolloydia beguinii (F.A.C. Weber ex K. Schum.) Britton & Rose -- not accepted
	Neolloydia clavata (Scheidw.) Britton & Rose -- not accepted
	Neolloydia conoidea (DC.) Britton & Rose -- accepted -- Biznaga-c�nica, Chihuahuan beehive
	Neolloydia durangensis (Runge) L.D. Benson -- not accepted
	Neolloydia erectocentra (J.M. Coult.) L.D. Benson -- not accepted
	Neolloydia erectocentra var. acunensis (W.T. Marshall) L.D. Benson -- not accepted
	Neolloydia gautii L.D. Benson -- not accepted -- Gaut's butterfly cactus
	Neolloydia intertexta (Engelm.) L.D. Benson -- not accepted
	Neolloydia intertexta var. dasyacantha (Engelm.) L.D. Benson -- not accepted
	Neolloydia johnsonii (Parry ex Engelm.) L.D. Benson -- not accepted
	Neolloydia johnsonii var. lutescens (Parish) W.T. Marshall ex R.G. Engard -- not accepted
	Neolloydia laui (Glass & R.A. Foster) E.F. Anderson -- not accepted
	Neolloydia mariposensis (Hester) L.D. Benson -- not accepted -- Lloyd's Mariposa cactus
	Neolloydia matehualensis Backeb. -- accepted
	Neolloydia odorata (Boed.) Backeb. -- not accepted
	Neolloydia pulleineana Backeb. -- not accepted
	Neolloydia unguispina (Engelm.) L.D. Benson -- not accepted
	Neolloydia warnockii L.D. Benson -- not accepted
	Neolobivia Y. It� -- not accepted
	Neolobivia echinata (Rausch) F. Ritter -- not accepted
	Neolobivia hertrichiana (Backeb.) F. Ritter -- not accepted
	Neolobivia incaica (Backeb.) F. Ritter -- not accepted
	Neolobivia minuta (F. Ritter) F. Ritter -- not accepted
	Neolobivia vilcabambae (F. Ritter) F. Ritter -- not accepted
	Neolobivia winteriana (F. Ritter) F. Ritter -- not accepted
	Neomammillaria Britton & Rose -- not accepted
	Neomammillaria multiformis Britton & Rose -- not accepted
	Neomammillaria nivosa (Link ex Pfeiff.) Britton & Rose -- not accepted
	Neomammillaria rekoi Britton & Rose -- not accepted
	Neomammillaria similis (Engelm.) Britton & Rose ex Rydb. -- not accepted
	Neoporteria Britton & Rose -- not accepted
	Neoporteria andreaeana (Backeb.) Donald & G.D. Rowley -- not accepted
	Neoporteria aricensis (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria armata (F. Ritter) Krainz -- not accepted
	Neoporteria aspillagai (S�hrens) Backeb. -- not accepted
	Neoporteria atrispinosa (Backeb.) Backeb. -- not accepted
	Neoporteria backebergii Donald & G.D. Rowley -- not accepted
	Neoporteria bicolor (Akers & Buining) Donald -- not accepted
	Neoporteria bulbocalyx (Werderm.) Donald -- not accepted
	Neoporteria calderiana (F. Ritter) Donald -- not accepted
	Neoporteria carrizalensis (F. Ritter) A.E. Hoffm. -- not accepted
	Neoporteria castanea F. Ritter -- not accepted
	Neoporteria castaneoides (Cels) Werderm. -- not accepted
	Neoporteria cephalophora (Backeb.) Backeb. -- not accepted
	Neoporteria chilensis (Hildm. ex K. Schum.) Britton & Rose -- not accepted
	Neoporteria choapensis (F. Ritter) Donald -- not accepted
	Neoporteria chorosensis (F. Ritter) Donald -- not accepted
	Neoporteria clavata (S�hrens) Werderm. -- not accepted
	Neoporteria coimasensis F. Ritter -- not accepted
	Neoporteria confinis (F. Ritter) Donald -- not accepted
	Neoporteria crispa (F. Ritter) Donald -- not accepted
	Neoporteria curvispina (Bertero ex Colla) Donald & G.D. Rowley -- not accepted
	Neoporteria deherdtiana (Backeb.) Donald & G.D. Rowley -- not accepted
	Neoporteria dimorpha (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria dubia (Backeb.) Donald & G.D. Rowley -- not accepted
	Neoporteria eriocephala (Backeb.) Donald & G.D. Rowley -- not accepted
	Neoporteria eriosyzoides (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria esmeraldana (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria fusca (Muehlenpf.) Britton & Rose -- not accepted
	Neoporteria gerocephala Y. It� -- not accepted
	Neoporteria hankeana (Forst.) Donald & G.D. Rowley -- not accepted
	Neoporteria heteracantha (Kreuz. & Buining) Backeb. -- not accepted
	Neoporteria horrida (J. R�my ex Gay) D.R. Hunt -- not accepted
	Neoporteria huascensis (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria intermedia (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria iquiquensis (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria islayensis (C.F. F�rst.) Donald & G.D. Rowley -- not accepted
	Neoporteria jussieui (Monv. ex Salm-Dyck) Britton & Rose -- not accepted
	Neoporteria krainziana (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria litoralis F. Ritter -- not accepted
	Neoporteria marksianus (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria megliolii (Rausch) Donald -- not accepted
	Neoporteria melanacantha (Backeb.) Donald & G.D. Rowley -- not accepted
	Neoporteria microsperma F. Ritter -- not accepted
	Neoporteria monte-amargensis (Backeb.) Donald & G.D. Rowley -- not accepted
	Neoporteria multicolor F. Ritter -- not accepted
	Neoporteria napina (Phil.) Backeb. -- not accepted
	Neoporteria nidus (S�hrens) Britton & Rose -- not accepted
	Neoporteria nigricans (Linke) Britton & Rose -- not accepted
	Neoporteria odieri (Lem. ex Salm-Dyck) Backeb. -- not accepted
	Neoporteria paucicostata (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria pilispina (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria polyraphis (Pfeiff. ex Salm-Dyck) Backeb. -- not accepted
	Neoporteria recondita (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria reichei (K. Schum.) Backeb. -- not accepted
	Neoporteria reichii (K. Schum.) Backeb. -- not accepted
	Neoporteria residua (F. Ritter & Buining) Donald & G.D. Rowley -- not accepted
	Neoporteria ritteri Donald & G.D. Rowley -- not accepted
	Neoporteria robusta F. Ritter -- not accepted
	Neoporteria rupicola (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria sanjuanensis (Speg.) Donald & G.D. Rowley -- not accepted
	Neoporteria scoparia (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria senilis (Phil.) Backeb. -- not accepted
	Neoporteria setiflora (Backeb.) Donald & G.D. Rowley -- not accepted
	Neoporteria setosiflora (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria simulans (F. Ritter) Donald & G.D. Rowley -- not accepted
	Neoporteria sociabilis F. Ritter -- not accepted
	Neoporteria strausiana (K. Schum.) Donald & G.D. Rowley -- not accepted
	Neoporteria subaiana (Backeb.) Donald & G.D.Rowley -- not accepted
	Neoporteria subcylindrica (Backeb.) Backeb. -- not accepted
	Neoporteria subgibbosa (Haw.) Britton & Rose -- not accepted
	Neoporteria taltalensis Hutchison -- not accepted
	Neoporteria totoralensis (F. Ritter) Donald -- not accepted
	Neoporteria tuberisulcata (Jacobi) Donald -- not accepted
	Neoporteria umadeave (Fric ex Kreuz.) Donald & G.D. Rowley -- not accepted
	Neoporteria vallenarensis (F. Ritter) A.E. Hoffm. -- not accepted
	Neoporteria villicumensis (Rausch) Donald -- not accepted
	Neoporteria villosa (Monv.) A. Berger -- not accepted
	Neoporteria volliana (Backeb.) Donald & G.D. Rowley -- not accepted
	Neoporteria wagenknechtii F. Ritter -- not accepted
	Neoporteria woutersiana (Backeb.) Donald & G.D. Rowley -- not accepted
	Neoraimondia Britton & Rose -- accepted
	Neoraimondia arequipensis (Meyen) Backeb. -- accepted
	Neoraimondia aticensis Rauh & Backeb. -- not accepted
	Neoraimondia herzogiana (Backeb.) Buxb. & Krainz -- accepted
	Neoraimondia macrostibas Britton & Rose -- not accepted
	Neoraimondia roseiflora (Backeb.) Backeb. -- not accepted
	Neowerdermannia Fric -- accepted
	Neowerdermannia chilensis Backeb. -- accepted
	Neowerdermannia chilensis ssp. peruviana (F. Ritter) Ostolaza -- not accepted
	Neowerdermannia peruviana F. Ritter -- not accepted
	Neowerdermannia vorwerkii Fric -- accepted
	Nopalea Salm-Dyck -- accepted
	Nopalea auberi (Pfeiff.) Salm-Dyck -- accepted
	Nopalea cochenillifera (L.) Salm-Dyck -- accepted -- Nopal de cochinilla
	Nopalea dejecta (Salm-Dyck) Salm-Dyck -- accepted
	Nopalea gaumeri Britton & Rose -- not accepted
	Nopalea guatemalensis Rose -- not accepted
	Nopalea inaperta A. Schott ex Griffiths -- accepted
	Nopalea lutea Rose -- not accepted
	Nopalea nuda Backeb. -- not accepted
	Nopalxochia Britton & Rose -- not accepted
	Nopalxochia ackermannii (Haw.) F.M. Knuth -- not accepted
	Nopalxochia conzattiana T. MacDoug. -- not accepted
	Nopalxochia macdougallii (Alexander) Bravo -- not accepted
	Nopalxochia phyllanthoides (DC.) Britton & Rose -- not accepted
	Normanbokea Kladiwa & Buxb. -- not accepted
	Normanbokea pseudopectinata (Backeb.) Kladiwa & Buxb. -- not accepted
	Normanbokea valdeziana (H. Moeller) Kladiwa & Buxb. -- not accepted
	Notocactus (K. Schum.) Fric -- not accepted
	Notocactus acuatus (Link & Otto) S. Theun. -- not accepted
	Notocactus acutus F. Ritter -- not accepted
	Notocactus agnetae Vliet -- not accepted
	Notocactus alacriportanus (Backeb. & Voll) Buxb. -- not accepted
	Notocactus allosiphon Marchesi -- not accepted
	Notocactus amplicostatus (F. Ritter) S. Theun. -- not accepted
	Notocactus apricus (Arechav.) A. Berger -- not accepted
	Notocactus arachnitis F. Ritter -- not accepted
	Notocactus arechavaletae (Speg.) Herter -- not accepted
	Notocactus arnostianus Lisal & Kolarik -- not accepted
	Notocactus blaauwianus Vliet -- not accepted
	Notocactus brederooianus Prestl� -- not accepted
	Notocactus brevihamatus (W. Haage ex Backeb.) Krainz -- not accepted
	Notocactus buiningii Buxb. -- not accepted
	Notocactus caespitosus (Speg.) Backeb. -- not accepted
	Notocactus calvescens N. Gerloff & A.D. Nilson -- not accepted
	Notocactus campestrensis F. Ritter -- not accepted
	Notocactus carambeiensis Buining & Brederoo -- not accepted
	Notocactus catarinensis (F. Ritter) Scheinvar -- not accepted
	Notocactus catarinensis (F. Ritter) S. Theun. -- not accepted
	Notocactus concinnus (Monv.) A. Berger -- not accepted
	Notocactus crassigibbus F. Ritter -- not accepted
	Notocactus cristatoides F. Ritter -- not accepted
	Notocactus eremiticus F. Ritter -- not accepted
	Notocactus erythracanthus H. Schloss. & Brederoo -- not accepted
	Notocactus eugeniae Vliet -- not accepted
	Notocactus ferrugineus H. Schloss. -- not accepted
	Notocactus floricomus (Arechav.) A. Berger -- not accepted
	Notocactus fuscus F. Ritter -- not accepted
	Notocactus gibberulus Prestl� -- not accepted
	Notocactus glaucinus F. Ritter -- not accepted
	Notocactus glomeratus Menges ex N. Gerloff -- not accepted
	Notocactus graessneri (K. Schum.) A. Berger -- not accepted
	Notocactus grandiensis Bergner -- not accepted
	Notocactus gutierrezii W.R. Abraham -- not accepted
	Notocactus harmonianus F. Ritter -- not accepted
	Notocactus haselbergii (Forst.) A. Berger -- not accepted
	Notocactus herteri (Werderm.) Buining & Kreuz. -- not accepted
	Notocactus horstii F. Ritter -- not accepted
	Notocactus hypocrateriformis (Otto & A. Dietr.) Herter -- not accepted
	Notocactus ibicuiensis Prestl� -- not accepted
	Notocactus incomptus N. Gerloff -- not accepted
	Notocactus joadii (Hook. f.) Herter -- not accepted
	Notocactus laetevirens F. Ritter -- not accepted
	Notocactus laetivirens F. Ritter -- not accepted
	Notocactus leninghausii (K. Schum.) A. Berger -- not accepted
	Notocactus leprosorum (F. Ritter) S. Theun. -- not accepted
	Notocactus linkii (Lehm.) Herter -- not accepted
	Notocactus longispinus (F. Ritter) S. Theun. -- not accepted
	Notocactus macambarensis Prestl� -- not accepted
	Notocactus maldonadensis (Herter) Herter -- not accepted
	Notocactus mammulosus (Lem.) A. Berger -- not accepted
	Notocactus megalanthus H. Schloss. & Brederoo -- not accepted
	Notocactus memorialis Prestl� -- not accepted
	Notocactus meonacanthus Prestl� -- not accepted
	Notocactus minimus Fric & Kreuz. ex Buining -- not accepted
	Notocactus minusculus Hofacker & K. Herm -- not accepted
	Notocactus mueller-melchersii Fric ex Backeb. -- not accepted
	Notocactus multicostatus Buining & Brederoo -- not accepted
	Notocactus muricatus (Otto ex Pfeiff. ) A. Berger -- not accepted
	Notocactus neobuenekeri F. Ritter -- not accepted
	Notocactus neohorstii S. Theun. -- not accepted
	Notocactus olimarensis Prestl� -- not accepted
	Notocactus oxycostatus Buining & Brederoo -- not accepted
	Notocactus paulus H. Schloss. & Brederoo -- not accepted
	Notocactus permutatus F. Ritter -- not accepted
	Notocactus polyacanthus (Link & Otto) S. Theun. -- not accepted
	Notocactus prolifer (F. Ritter) S. Theun. -- not accepted
	Notocactus pseudoherteri Buining -- not accepted
	Notocactus pulvinatus Vliet -- not accepted
	Notocactus purpureus F. Ritter -- not accepted
	Notocactus rauschii Vliet -- not accepted
	Notocactus rechensis Buining -- not accepted
	Notocactus ritterianus Lisal & Kolarik -- not accepted
	Notocactus roseiflorus H. Schloss. & Brederoo -- not accepted
	Notocactus roseoluteus Vliet -- not accepted
	Notocactus rubrigemmatus W.R. Abraham -- not accepted
	Notocactus rudibuenekeri W.R. Abraham -- not accepted
	Notocactus ruoffii N. Gerloff -- not accepted
	Notocactus rutilans D�niker & Krainz -- not accepted
	Notocactus schaeferianus (W.R. Abraham & J. Theun.) Havl�cek -- not accepted
	Notocactus schumannianus (Nicolai) A. Berger -- not accepted
	Notocactus scopa (Link & Otto) A. Berger -- not accepted
	Notocactus securituberculatus F. Ritter -- not accepted
	Notocactus sellowii (Link & Otto) S. Theun. -- not accepted
	Notocactus spinibarbis F. Ritter -- not accepted
	Notocactus stockingeri Prestl� -- not accepted
	Notocactus submammulosus (Lem.) Backeb. -- not accepted
	Notocactus succineus F. Ritter -- not accepted
	Notocactus tabularis (Cels ex R�mpler) A. Berger -- not accepted
	Notocactus tenuicylindricus F. Ritter -- not accepted
	Notocactus tenuispinus (Link & Otto) Herter -- not accepted
	Notocactus uebelmannianus Buining -- not accepted
	Notocactus uebelmannianus var. pleiocephalus N. Gerloff & K�nigs -- not accepted
	Notocactus uruguayus (Arechev.) Herter -- not accepted
	Notocactus vanvlietii Rausch -- not accepted
	Notocactus veenianus Vliet -- not accepted
	Notocactus villa-velhensis var. carambeiensis (Buining & Brederoo) N. Gerloff -- not accepted
	Notocactus werdermannianus Herter -- not accepted
	Notocactus winkleri Vliet -- not accepted
	Nyctocereus (A. Berger) Britton & Rose -- not accepted
	Nyctocereus castellanosii Scheinvar -- not accepted
	Nyctocereus chontalensis Alexander -- not accepted
	Nyctocereus guatemalensis Britton & Rose -- not accepted
	Nyctocereus hirschtianus (K. Schum.) Britton & Rose -- not accepted
	Nyctocereus neumannii (K. Schum.) Britton & Rose -- not accepted
	Nyctocereus oaxacensis Britton & Rose -- not accepted
	Nyctocereus serpentinus (Lag. & Rodr.) Britton & Rose -- not accepted
	Obregonia Fric -- accepted
	Obregonia denegrii Fric -- accepted
	Oehmea Buxb. -- not accepted
	Oehmea beneckei (Ehrenb.) Buxb. -- not accepted
	Opuntia Mill. -- accepted -- figues de Barbarie, pricklypear, cholla
	Opuntia abjecta Small ex Britton & Rose -- not accepted
	Opuntia abyssi Hester -- not accepted
	Opuntia acanthocarpa Engelm. & J.M. Bigelow -- not accepted -- Cholla espinosa, buckhorn cholla
	Opuntia acanthocarpa ssp. ganderi C.B. Wolf -- not accepted
	Opuntia acanthocarpa var. ganderi (C.B. Wolf) L.D. Benson -- not accepted -- Gander's buckhorn cholla
	Opuntia aciculata Griffiths -- accepted
	Opuntia alcahes F.A.C. Weber -- not accepted
	Opuntia ammophila Small -- not accepted
	Opuntia anacantha Speg. -- accepted
	Opuntia anteojoensis Pinkava -- not accepted
	Opuntia antillana Britton & Rose -- not accepted
	Opuntia apurimacensis (F. Ritter) R. Crook & Mottram -- accepted
	Opuntia arborescens Engelm. -- not accepted
	Opuntia arbuscula Engelm. -- not accepted -- Cholla arbusto, Arizona pencil cholla, pencil cholla
	Opuntia arcei C�rdenas -- accepted
	Opuntia arechavaletae Speg. -- accepted
	Opuntia arizonica Griffiths -- not accepted
	Opuntia assumptionis K. Schum. -- accepted
	Opuntia atrispina Griffiths -- accepted -- Nopal calvo, border pricklypear
	Opuntia atrocapensis Small -- not accepted
	Opuntia aurantiaca Lindl. -- accepted -- tiger-pear, jointed pricklypear
	Opuntia aurea E.M. Baxter -- accepted -- golden pricklypear
	Opuntia aureispina (S. Brack & K.D. Heil) Pinkava & B.D. Parfitt -- accepted -- Rio Grande pricklypear, golden-spined prickly-pear
	Opuntia bahiensis Britton & Rose -- not accepted
	Opuntia ballii Rose -- not accepted
	Opuntia barkleyana (Daston) G.D. Rowley -- not accepted
	Opuntia basilaris Engelm. & J.M. Bigelow -- accepted -- Nopal del castor, beavertail pricklypear
	Opuntia basilaris var. aurea (E.M. Baxter) W.T. Marshall -- not accepted -- golden pricklypear
	Opuntia basilaris var. basilaris Engelm. & J.M. Bigelow -- accepted -- beavertail pricklypear
	Opuntia basilaris var. brachyclada (Griffiths) Munz -- accepted -- beavertail pricklypear, short-jointed beavertail cactus
	Opuntia basilaris var. longiareolata (Clover & Jotter) L.D. Benson -- accepted -- beavertail pricklypear, Grand Canyon beavertail cactus
	Opuntia basilaris var. ramosa Parish -- not accepted
	Opuntia basilaris var. treleasei (J.M. Coult.) J.M. Coult. ex Toumey -- accepted -- Bakersfield cactus, Trelease's beavertail pricklypear
	Opuntia basilaris var. whitneyana (E.M. Baxter) E.M. Baxter ex W.T. Marshall -- not accepted
	Opuntia basilaris var. woodburyi W.H. Earle -- not accepted -- Woodbury's beavertail pricklypear
	Opuntia bentonii Griffiths -- not accepted
	Opuntia bigelovii Engelm. -- not accepted -- Cholla velas de Coyote, teddybear cholla
	Opuntia blancii (Backeb.) G.D. Rowley -- not accepted
	Opuntia boldinghii Britton & Rose -- accepted
	Opuntia boliviana Salm-Dyck -- not accepted
	Opuntia brachyarthra Engelm. & J.M. Bigelow -- not accepted
	Opuntia brachyclada Griffiths -- not accepted
	Opuntia brachyclada ssp. humistrata (Griffiths) Wiggins & C.B. Wolf -- not accepted
	Opuntia brachyrhopalica (Daston) G.D. Rowley -- not accepted
	Opuntia bradleyi G.D. Rowley -- not accepted
	Opuntia brasiliensis (Willd.) Haw. -- not accepted -- Brazilian pricklypear
	Opuntia brasiliensis ssp. bahiensis (Britton & Rose) P.J. Braun & Esteves -- not accepted
	Opuntia brasiliensis ssp. subacarpa (Rizzini & A. Mattos) P.J. Braun & Esteves -- not accepted
	Opuntia bravoana E.M. Baxter -- accepted
	Opuntia brevispina H.E. Gates -- not accepted
	Opuntia bulbispina Engelm. -- not accepted
	Opuntia burrageana Britton & Rose -- not accepted
	Opuntia calcicola Wherry -- not accepted
	Opuntia californica Engelm. -- not accepted
	Opuntia californica (Torr. & A. Gray) Coville -- not accepted -- California pricklypear
	Opuntia camanchica Engelm. & J.M. Bigelow -- not accepted
	Opuntia canada Griffiths -- not accepted
	Opuntia caracassana Salm-Dyck -- accepted
	Opuntia cardenche Griffiths -- not accepted
	Opuntia caribaea Britton & Rose -- not accepted
	Opuntia chaffeyi Britton & Rose -- accepted
	Opuntia chisosensis (M.S. Anthony) D.J. Ferguson -- accepted -- Chisos Mountain pricklypear
	Opuntia chlorotica Engelm. & J.M. Bigelow -- accepted -- Nopal verdoso, dollarjoint pricklypear, pancake pricklypear
	Opuntia chlorotica var. gosseliniana (F.A.C. Weber) D.J. Ferguson -- not accepted
	Opuntia chlorotica var. santa-rita Griffiths & Hare -- not accepted
	Opuntia cholla F.A.C. Weber -- not accepted
	Opuntia chuquisacana C�rdenas -- not accepted
	Opuntia cineracea Wiggins -- not accepted
	Opuntia ciribe Engelm. ex J.M. Coult. -- not accepted
	Opuntia compressa J.F. Macbr. -- not accepted
	Opuntia compressa var. allairei (Griffiths) D. Weniger -- not accepted
	Opuntia compressa var. ammophila (Small) L.D. Benson -- not accepted
	Opuntia compressa var. fuscoatra (Engelm.) D. Weniger -- not accepted
	Opuntia compressa var. grandiflora (Engelm.) D. Weniger -- not accepted
	Opuntia compressa var. macrorhiza (Engelm.) L.D. Benson -- not accepted
	Opuntia compressa var. microsperma (Engelm.) L.D. Benson -- not accepted
	Opuntia compressa var. stenochila (Engelm. & J.M. Bigelow) D. Weniger -- not accepted
	Opuntia covillei Britton & Rose -- not accepted
	Opuntia covillei var. piercei (Fosberg) Munz -- not accepted
	Opuntia crispicrinita (Rauh & Backeb.) G.D. Rowley -- not accepted
	Opuntia curassavica (L.) Mill. -- accepted
	Opuntia cylindrica (Lam.) DC. -- not accepted
	Opuntia cylindrolanata (Rauh & Backeb.) G.D. Rowley -- not accepted
	Opuntia dactylifera Vaupel -- not accepted
	Opuntia davisii Engelm. & J.M. Bigelow -- not accepted
	Opuntia decumbens Salm-Dyck -- accepted
	Opuntia delaetiana (F.A.C. Weber) Vaupel -- accepted
	Opuntia dillei Griffiths -- not accepted
	Opuntia dillenii (Ker Gawl.) Haw. -- not accepted
	Opuntia drummondii Graham -- not accepted
	Opuntia dulcis Engelm. -- not accepted
	Opuntia echinocarpa Engelm. & J.M. Bigelow -- not accepted -- Cholla plateada, silver cholla, golden cholla
	Opuntia echinocarpa var. major Engelm. & J.M. Bigelow -- not accepted
	Opuntia echinocarpa var. parkeri (Engelm.) J.M. Coult. -- not accepted
	Opuntia elata Salm-Dyck -- accepted
	Opuntia elatior Mill. -- accepted
	Opuntia emoryi Engelm. -- not accepted
	Opuntia engelmannii Salm-Dyck -- not accepted -- Nopal de Engelmann, cactus apple, Engelmann's pricklypear
	Opuntia engelmannii var. aciculata (Griffiths) D. Weniger -- not accepted
	Opuntia engelmannii var. alta (Griffiths) D. Weniger -- not accepted
	Opuntia engelmannii var. cacanapa (Griffiths) D. Weniger -- not accepted
	Opuntia engelmannii var. cycloides Engelm. & J.M. Bigelow -- not accepted
	Opuntia engelmannii var. dulcis (Engelm.) Engelm. ex K. Schum. -- not accepted
	Opuntia engelmannii var. engelmannii Salm-Dyck -- not accepted -- cactus apple, Engelmann's pricklypear, desert pricklypear
	Opuntia engelmannii var. flavispina (L.D. Benson) B.D. Parfitt & Pinkava -- accepted -- cactus apple, Engelmann's pricklypear
	Opuntia engelmannii var. flexispina (Griffiths) B.D. Parfitt & Pinkava -- not accepted
	Opuntia engelmannii var. lindheimeri (Engelm.) B.D. Parfitt & Pinkava -- accepted -- Texas pricklypear
	Opuntia engelmannii var. linguiformis (Griffiths) B.D. Parfitt & Pinkava -- accepted -- cactus apple, tongue pricklypear
	Opuntia engelmannii var. littoralis Engelm. -- not accepted
	Opuntia engelmannii var. texana (Griffiths) D. Weniger -- not accepted
	Opuntia engelmannii var. wootonii (Griffiths) Fosberg -- not accepted
	Opuntia erinacea var. aurea (E.M. Baxter) S.L. Welsh -- not accepted
	Opuntia exaltata A. Berger -- not accepted
	Opuntia excelsa S�nchez-Mej. -- accepted
	Opuntia falcata Ekman & Werderm. -- not accepted
	Opuntia ficus-indica (L.) Mill. -- accepted -- Nopal de Castilla, tuna cactus, Indian-fig
	Opuntia flexospina Griffiths -- not accepted
	Opuntia floccosa Salm-Dyck -- not accepted
	Opuntia fosbergii C.B. Wolf -- not accepted -- Hoffmann's teddybear cholla
	Opuntia fragilis (Nutt.) Haw. -- accepted -- brittle cactus, fragile cactus, jumping cactus, little pricklypear, brittle pricklypear
	Opuntia fragilis ssp. brachyarthra (Engelm. & J.M. Bigelow) W.A. Weber -- not accepted
	Opuntia fragilis var. denudata E.F. Wiegand & Backeb. -- not accepted
	Opuntia fulgida Engelm. -- not accepted -- jumping cholla, Cholla brillante
	Opuntia fuliginosa Griffiths -- accepted
	Opuntia galapageia Hensl. -- accepted
	Opuntia gilvescens Griffiths -- not accepted
	Opuntia gosseliniana F.A.C. Weber -- accepted -- violet pricklypear
	Opuntia gracilicylindrica (E.F. Wiegand & Backeb.) G.D. Rowley -- not accepted
	Opuntia grandiflora Engelm. -- not accepted
	Opuntia haitiensis Britton -- not accepted
	Opuntia heteromorpha Phil. -- not accepted
	Opuntia hirschii (Backeb.) G.D. Rowley -- not accepted
	Opuntia huajuapensis Bravo -- accepted
	Opuntia humifusa (Raf.) Raf. -- accepted -- Nopal del este, devil's-tongue, pricklypear
	Opuntia humifusa var. ammophila (Small) L.D. Benson -- accepted -- devil's-tongue
	Opuntia humifusa var. humifusa (Raf.) Raf. -- accepted -- devil's-tongue, pricklypear
	Opuntia hyptiacantha F.A.C. Weber -- accepted
	Opuntia hystricina Engelm. & J.M. Bigelow -- not accepted -- Nopal puerco esp�n
	Opuntia hystrix Griseb. -- not accepted
	Opuntia ignescens Vaupel -- not accepted
	Opuntia imbricata (Haw.) DC. -- not accepted -- Cholla coyonoxtle, tree cholla, walkingstick cholla
	Opuntia imbricata var. arborescens (Engelm.) A.D. Zimmerman -- not accepted
	Opuntia imbricata var. vexans (Griffiths) D. Weniger -- not accepted
	Opuntia imbricata var. viridiflora (Britton & Rose) D. Weniger -- not accepted
	Opuntia impedata Small -- not accepted
	Opuntia invicta Brandegee -- not accepted
	Opuntia kleiniae DC. -- not accepted -- Cholla tasajillo macho, candle cholla, Klein pencil cholla
	Opuntia kleiniae var. tetracantha (Toumey) W.T. Marshall -- not accepted
	Opuntia laevis J.M. Coult. -- not accepted
	Opuntia lagopus K. Schum. -- not accepted
	Opuntia lagunae E.M. Baxter -- accepted
	Opuntia lasiacantha Pfeiff. -- accepted
	Opuntia lata Small -- not accepted
	Opuntia leptocarpa MacKensen -- not accepted
	Opuntia leptocaulis DC. -- not accepted -- Cholla alfilerillo, Christmas cactus, tesajo cactus
	Opuntia leucotricha DC. -- accepted -- Nopal duraznillo, arborescent pricklypear
	Opuntia lindheimeri Engelm. -- not accepted -- Nopal arrastrado
	Opuntia lindheimeri var. chisosensis M.S. Anthony -- not accepted
	Opuntia lindheimeri var. lehmannii L.D. Benson -- not accepted
	Opuntia lindheimeri var. linguiformis (Griffiths) L.D. Benson -- not accepted -- cow-tongue prickly-pear
	Opuntia lindheimeri var. tricolor (Griffiths) L.D. Benson -- not accepted
	Opuntia lindsayi Rebman -- not accepted
	Opuntia linguiformis Griffiths -- not accepted
	Opuntia littoralis (Engelm.) Cockerell -- accepted -- Nopal del litoral, coastal pricklypear
	Opuntia lloydii Rose -- not accepted
	Opuntia longiareolata Clover & Jotter -- not accepted
	Opuntia lutea (Rose) D.R. Hunt -- not accepted
	Opuntia mackensenii Rose -- not accepted
	Opuntia macracantha Griseb. -- not accepted
	Opuntia macrantha Gibbes -- not accepted
	Opuntia macrocentra Engelm. -- accepted -- Nopal violaceo, purple pricklypear
	Opuntia macrocentra var. aureispina S. Brack & K.D. Heil -- not accepted
	Opuntia macrorhiza Engelm. -- accepted -- Nopal raizudo, twistspine pricklypear, grassland pricklypear, plains twistspine pricklypear
	Opuntia magnifica Small -- not accepted
	Opuntia mamillata A. Schott ex Engelm. -- not accepted -- Nopal de mamilas
	Opuntia marenae S.H. Parsons -- not accepted
	Opuntia megacarpa Griffiths -- not accepted
	Opuntia megapotamica Arechav. -- accepted
	Opuntia megarrhiza Rose -- accepted
	Opuntia mesacantha var. vaseyi J.M. Coult. -- not accepted
	Opuntia microdasys (Lehm.) Pfeiff. -- accepted
	Opuntia millspaughii Britton -- not accepted
	Opuntia missouriensis var. trichophora Engelm. & J.M. Bigelow -- not accepted
	Opuntia moelleri A. Berger -- not accepted
	Opuntia mojavensis Engelm. & J.M. Bigelow -- not accepted
	Opuntia molesta Brandegee -- not accepted
	Opuntia monacantha (Willd.) Haw. -- accepted -- common pricklypear
	Opuntia moniliformis (L.) Haw. ex Steud. -- not accepted -- tuna
	Opuntia munzii C.B. Wolf -- not accepted -- Munz's cholla, Munz cholla
	Opuntia nashii Britton -- not accepted
	Opuntia neoargentina (Backeb.) G.D. Rowley -- not accepted
	Opuntia nitens Small -- not accepted
	Opuntia occidentalis var. covillei (Britton & Rose) Munz -- not accepted
	Opuntia occidentalis var. littoralis (Engelm.) Parish -- not accepted
	Opuntia occidentalis var. megacarpa (Griffiths) Munz -- not accepted
	Opuntia occidentalis var. piercei (Fosberg) Munz -- not accepted
	Opuntia occidentalis var. vaseyi (J.M. Coult.) Munz -- not accepted
	Opuntia ochrocentra Small -- not accepted
	Opuntia opuntia (L.) H. Karst -- not accepted
	Opuntia oricola Philbrick -- accepted -- Nopal de monta�a, chaparral pricklypear
	Opuntia pachypus K. Schum. -- not accepted
	Opuntia pallida Rose -- not accepted
	Opuntia parryi Engelm. -- not accepted -- Cholla de California, brownspined pricklypear
	Opuntia parryi var. serpentina (Engelm.) L.D. Benson -- not accepted -- serpentine cholla, snake cholla
	Opuntia parviclada S. Arias & Gama -- accepted
	Opuntia phaeacantha Engelm. -- accepted -- Nopal pardo, tulip pricklypear, brownspine pricklypear
	Opuntia phaeacantha var. brunnea (Engelm.) Engelm. -- not accepted
	Opuntia phaeacantha var. discata (Griffiths) L.D. Benson & Walk. -- not accepted
	Opuntia phaeacantha var. flavispina L.D. Benson -- not accepted
	Opuntia phaeacantha var. mojavensis (Engelm. & J.M. Bigelow) Fosberg -- not accepted
	Opuntia phaeacantha var. nigricans (Engelm.) Engelm. -- not accepted
	Opuntia phaeacantha var. piercei Fosberg -- not accepted
	Opuntia phaeacantha var. spinosibacca (M.S. Anthony) L.D. Benson -- not accepted
	Opuntia phaeacantha var. tenuispina (Engelm.) D. Weniger -- not accepted
	Opuntia picardae Urb. -- not accepted
	Opuntia pilifera F.A.C. Weber -- accepted
	Opuntia pinkavae B.D. Parfitt -- accepted -- Pinkava's pricklypear
	Opuntia pisciformis Small ex Britton & Rose -- not accepted
	Opuntia pittieri Britton & Rose -- accepted
	Opuntia plumbea Rose -- not accepted -- Nopal enano
	Opuntia polyacantha Haw. -- accepted -- plains pricklypear
	Opuntia polyacantha var. arenaria (Engelm.) B.D. Parfitt -- accepted
	Opuntia polyacantha var. erinacea (Engelm. & J.M. Bigelow) B.D. Parfitt -- accepted
	Opuntia polyacantha var. hystricina (Engelm. & J.M. Bigelow) B.D. Parfitt -- accepted
	Opuntia polyacantha var. nicholii (L.D. Benson) B.D. Parfitt -- accepted
	Opuntia polyacantha var. polyacantha Haw. -- accepted -- hairspine pricklypear
	Opuntia polyacantha var. trichophora (Engelm. & J.M. Bigelow) J.M. Coult. -- not accepted -- hairspine pricklypear, threadspine pricklypear
	Opuntia posnanskyana C�rdenas -- not accepted
	Opuntia pottsii Salm-Dyck -- accepted
	Opuntia prolifera Engelm. -- not accepted -- Cholla prolifera, coastal cholla
	Opuntia pseudoudonis (Rauh & Backeb.) G.D. Rowley -- not accepted
	Opuntia puberula Pfeiff. -- accepted
	Opuntia pubescens J.C. Wendl. ex Pfeiff. -- accepted
	Opuntia puelchana A. Cast. -- not accepted
	Opuntia punta-caillan (Rauh & Backeb.) G.D. Rowley -- not accepted
	Opuntia pusilla (Haw.) Nutt. -- accepted -- cockspur pricklypear
	Opuntia pycnantha Engelm. ex J.M. Coult. -- accepted
	Opuntia pygmaea (E.F. Wiegand & Backeb.) G.D. Rowley -- not accepted
	Opuntia quimilo K. Schum. -- accepted
	Opuntia quitensis F.A.C. Weber -- accepted
	Opuntia rafinesquei Engelm. -- not accepted
	Opuntia ramosissima Engelm. -- not accepted -- Cholla diamante, branched pencil cholla, diamond cholla, pencil cholla
	Opuntia rauhii (Backeb.) G.D. Rowley -- not accepted
	Opuntia reflexispina Wiggins & Rollins -- not accepted
	Opuntia repens Bello -- accepted -- roving pricklypear
	Opuntia robusta H.L. Wendl. ex Pfeiff. -- accepted
	Opuntia rosarica G.E. Linds. -- not accepted
	Opuntia rufida Engelm. -- accepted -- Nopal rojizo, blind pricklypear
	Opuntia salmiana J. Parm. ex Pfeiff. -- accepted
	Opuntia sanfelipensis Rebman -- not accepted
	Opuntia sanguinea Proctor -- accepted
	Opuntia santa-rita (Griffiths & Hare) Rose -- accepted -- Santa Rita pricklypear
	Opuntia santamaria (E.M. Baxter) Bravo -- not accepted
	Opuntia santamaria (E.M. Baxter) Wiggins -- not accepted
	Opuntia scheerii F.A.C. Weber -- not accepted
	Opuntia schickendantzii F.A.C. Weber -- accepted
	Opuntia schottii var. grahamii (Engelm.) L.D. Benson -- not accepted
	Opuntia schulzii A. Cast. & H.V. Lelong -- not accepted
	Opuntia schumannii F.A.C. Weber ex A. Berger -- accepted
	Opuntia schweriniana K. Schum. -- not accepted
	Opuntia serpentina Engelm. -- not accepted -- Cholla serpentina
	Opuntia shaferi Britton & Rose -- not accepted
	Opuntia soederstromiana Britton & Rose -- accepted
	Opuntia spectatissima (Daston) G.D. Rowley -- not accepted
	Opuntia sphaerica C.F. F�rst. -- not accepted
	Opuntia spiniflora Phil. -- not accepted
	Opuntia spinosior (Engelm.) Toumey -- not accepted -- Cholla tasajillo de Arizona, walkingstick cactus, cane cholla
	Opuntia spinosissima Mill. -- not accepted -- semaphore pricklypear
	Opuntia stanlyi Engelm. -- not accepted
	Opuntia stanlyi var. kunzei (Rose) L.D. Benson -- not accepted
	Opuntia stanlyi var. parishii (Orcutt) L.D. Benson -- not accepted
	Opuntia stanlyi var. peeblesiana L.D. Benson -- not accepted
	Opuntia steiniana (Backeb.) G.D. Rowley -- not accepted
	Opuntia stenarthra K. Schum. -- accepted
	Opuntia stenopetala Engelm. -- accepted
	Opuntia streptacantha Lem. -- accepted
	Opuntia stricta (Haw.) Haw. -- accepted -- Nopal estricto, erect pricklypear
	Opuntia strigil Engelm. -- accepted -- marblefruit pricklypear
	Opuntia strigil var. flexospina (Griffiths) L.D. Benson -- not accepted
	Opuntia subulata var. exaltata (A. Berger) G.D. Rowley -- not accepted
	Opuntia sulphurea G. Don ex Loudon -- accepted
	Opuntia tardospina Griffiths -- not accepted
	Opuntia taylorii Britton & Rose -- accepted
	Opuntia tehuacana S. Arias & U. Guzm�n -- accepted
	Opuntia tehuantepecana (Bravo) Bravo -- accepted
	Opuntia tenuiflora Small -- not accepted
	Opuntia tenuispina Engelm. -- not accepted
	Opuntia tephrocactoides (Rauh & Backeb.) G.D. Rowley -- not accepted
	Opuntia tesajo Engelm. ex J.M. Coult. -- not accepted
	Opuntia testudinis var. crus F.A.C. Weber -- not accepted
	Opuntia thornberi Thornber & Bonker -- not accepted
	Opuntia thurberi Engelm. -- not accepted
	Opuntia tomentosa Salm-Dyck -- accepted -- Nopal chamacuerito, woollyjoint pricklypear
	Opuntia tortispina Engelm. & J.M. Bigelow -- accepted
	Opuntia tracyi Britton -- not accepted
	Opuntia treleasei J.M. Coult. -- not accepted -- Bakersfield cactus
	Opuntia triacantha (Willd.) Sweet -- accepted -- Spanish lady
	Opuntia trichophora (Engelm. & J.M. Bigelow) Britton & Rose -- not accepted -- Nopal peludito
	Opuntia tricolor Griffiths -- not accepted
	Opuntia tuberculosirhopalica (E.F. Wiegand & Backeb.) G.D. Rowley -- not accepted
	Opuntia tuna (L.) Mill. -- accepted -- elephantear pricklypear
	Opuntia tunicata (Lehm.) Link & Otto -- not accepted -- Cholla clavellina, thistle cholla, abrojo
	Opuntia tunoidea Gibbes -- not accepted
	Opuntia turbinata Small -- not accepted
	Opuntia turgida Small -- not accepted
	Opuntia udonis Weing. -- not accepted
	Opuntia urbaniana Werderm. -- not accepted
	Opuntia vaginata Engelm. -- not accepted
	Opuntia velutina F.A.C. Weber -- accepted
	Opuntia verschaffeltii Cels ex F.A.C. Weber -- not accepted
	Opuntia versicolor Engelm. ex J.M. Coult. -- not accepted -- Cholla versicolor, staghorn cholla
	Opuntia verticosa Weing. -- not accepted
	Opuntia vilis Rose -- not accepted
	Opuntia violacea Engelm. -- not accepted
	Opuntia violacea var. castetteri L.D. Benson -- not accepted
	Opuntia violacea var. gosseliniana (F.A.C. Weber) L.D. Benson -- not accepted
	Opuntia violacea var. macrocentra (Engelm.) L.D. Benson -- not accepted
	Opuntia violacea var. santa-rita (Griffiths & Hare) L.D. Benson -- not accepted
	Opuntia vulgaris Mill. -- not accepted
	Opuntia whipplei Engelm. & J.M. Bigelow -- not accepted -- Whipple's cholla
	Opuntia whipplei var. multigeniculata (Clokey) L.D. Benson -- not accepted -- rattail cholla, blue diamond cholla
	Opuntia whipplei var. spinosior Engelm. -- not accepted
	Opuntia whipplei var. viridiflora (Britton & Rose) L.D. Benson -- not accepted
	Opuntia whitneyana E.M. Baxter -- not accepted
	Opuntia whitneyana var. albiflora E.M. Baxter -- not accepted
	Opuntia wiegandii (Backeb.) G.D. Rowley -- not accepted
	Opuntia wigginsii L.D. Benson -- not accepted -- Wiggins' cholla, Wiggin's cholla
	Opuntia wilcoxii Britton & Rose -- accepted
	Opuntia wolfii (L.D. Benson) M.A. Baker -- not accepted -- Wolf's opuntia
	Opuntia woodsii Backeb. -- not accepted
	Opuntia wrightiana (E.M. Baxter) Peebles -- not accepted
	Opuntia X aequatorialis Britton & Rose (pro sp.) -- accepted
	Opuntia X andersonii H.M. Hern., G�mez-Hin. & B�rcenas -- accepted
	Opuntia X columbiana Griffiths (pro sp.) -- accepted
	Opuntia X cubensis Britton & Rose (pro sp.) -- accepted -- bullsuckers
	Opuntia X curvispina Griffiths (pro sp.) -- accepted
	Opuntia X demissa Griffiths (pro sp.) -- accepted -- pricklypear
	Opuntia X edwardsii V.E. Grant & K.A. Grant -- accepted
	Opuntia X occidentalis Engelm. & J.M. Bigelow (pro sp.) -- accepted -- pricklypear
	Opuntia X rooneyi M.P. Griff. -- accepted
	Opuntia X spinosibacca M.S. Anthony (pro sp.) -- accepted -- pricklypear
	Opuntia X vaseyi (J.M. Coult.) Britton & Rose (pro sp.) -- accepted
	Opuntia X viridiflora Britton & Rose (pro sp.) -- not accepted -- rattail cholla, Santa Fe cholla
	Opuntia X wootonii Griffiths (pro sp.) -- accepted
	Opuntia yanganucensis (Rauh & Backeb.) G.D. Rowley -- not accepted
	Opuntia zebrina Small -- not accepted
	Oreocereus (A. Berger) Riccob. -- accepted
	Oreocereus australis (F. Ritter) A.E. Hoffm. -- not accepted
	Oreocereus celsianus (Salm-Dyck) A. Berger ex Riccob. -- accepted
	Oreocereus crassiniveus Backeb. -- not accepted
	Oreocereus doelzianus (Backeb.) Borg -- accepted
	Oreocereus doelzianus ssp. calvus (Rauh & Backeb) Mottram -- accepted
	Oreocereus doelzianus ssp. doelzianus (Backeb.) Borg -- accepted
	Oreocereus doelzianus ssp. sericatus (F. Ritter) Mottram -- accepted
	Oreocereus fossulatus (Labour.) Backeb. -- not accepted
	Oreocereus hempelianus (G�rke) D.R. Hunt -- accepted
	Oreocereus hendriksenianus (Backeb.) Backeb. -- not accepted
	Oreocereus leucotrichus (Phil.) B. Wagenkn. -- accepted
	Oreocereus maximus Backeb. -- not accepted
	Oreocereus neocelsianus Backeb. -- not accepted
	Oreocereus piscoensis (Rauh & Backeb.) F. Ritter -- not accepted
	Oreocereus pseudofossulatus D.R. Hunt -- accepted
	Oreocereus ritteri Cullmann -- not accepted
	Oreocereus trollii Kupper -- accepted
	Oreocereus variicolor Backeb. -- not accepted
	Oroya Britton & Rose -- accepted
	Oroya baumannii Kn�ze -- not accepted
	Oroya borchersii (Boed.) Backeb. -- accepted
	Oroya gibbosa F. Ritter -- not accepted
	Oroya laxiareolata Rauh & Backeb. -- not accepted
	Oroya neoperuviana Backeb. -- not accepted
	Oroya peruviana (K. Schum.) Britton & Rose -- accepted
	Oroya subocculta Rauh & Backeb. -- not accepted
	Ortegocactus Alexander -- accepted
	Ortegocactus macdougallii Alexander -- accepted
	Pachycereus (A. Berger) Britton & Rose -- accepted
	Pachycereus aragonii (F.A.C. Weber) P.V. Heath -- not accepted
	Pachycereus calvus (Engelm. ex J.M. Coult.) Britton & Rose -- not accepted
	Pachycereus chrysomallus (Lem.) Britton & Rose -- not accepted
	Pachycereus columna-trajani (Karw.) Britton & Rose -- not accepted
	Pachycereus foetidus (Miranda) P.V. Heath -- not accepted
	Pachycereus fulviceps (F.A.C. Weber ex Schumann) D.R. Hunt -- accepted
	Pachycereus gatesii (M.E. Jones) D.R. Hunt -- accepted
	Pachycereus gaumeri Britton & Rose -- accepted
	Pachycereus gigas (Backeb.) Backeb. -- not accepted
	Pachycereus grandis Rose -- accepted
	Pachycereus hollianus (F.A.C. Weber) Buxb. -- accepted
	Pachycereus lepidanthus (Eichlam) Britton & Rose -- accepted
	Pachycereus marginatus (DC.) Britton & Rose -- accepted
	Pachycereus militaris (Audot) D.R. Hunt -- accepted
	Pachycereus pecten-aboriginum (Engelm. ex S. Watson) Britton & Rose -- accepted
	Pachycereus pecten-aboriginum ssp. tehuantepecanus (T. MacDoug. & Bravo) P.V. Heath -- not accepted
	Pachycereus pringlei (S. Watson) Britton & Rose -- accepted
	Pachycereus ruficeps (F.A.C. Weber ex Rol.-Goss.) Britton & Rose -- not accepted
	Pachycereus schottii (Engelm.) D.R. Hunt -- accepted -- senita cactus
	Pachycereus tehuantepecanus T. MacDoug. & Bravo -- not accepted
	Pachycereus tepamo Gama & S. Arias -- accepted
	Pachycereus thurberi (Engelm.) Bravo -- not accepted
	Pachycereus weberi (J.M. Coult.) Backeb. -- accepted
	Parodia Speg. -- accepted
	Parodia aconquijaensis Weskamp -- not accepted
	Parodia agasta F.H. Brandt -- not accepted
	Parodia aglaisma F.H. Brandt -- not accepted
	Parodia alacriportana Backeb. & Voll -- accepted
	Parodia alacriportana ssp. brevihamata (W. Haage) Hofacker & P.J. Braun -- not accepted
	Parodia alacriportana ssp. buenekeri (Buining) Hofacker & P.J. Braun -- not accepted
	Parodia alacriportana ssp. catarinensis (F. Ritter) Hofacker & P.J. Braun -- not accepted
	Parodia albofuscata F.H. Brandt -- not accepted
	Parodia allosiphon (Marchesi) N.P. Taylor -- accepted
	Parodia amambayensis (Werderm.) Borg -- not accepted
	Parodia ampliocostata (F. Ritter) F.H. Brandt -- not accepted
	Parodia andreaeoides F.H. Brandt -- not accepted
	Parodia applanata (Hoffm. & Backeb.) F.H. Brandt -- not accepted
	Parodia argerichiana Weskamp -- not accepted
	Parodia arnostiana (Lisal & Kolarik) Hofacker -- accepted
	Parodia atroviridis Backeb. -- not accepted
	Parodia aureicentra Backeb. -- accepted
	Parodia aureispina Backeb. -- not accepted
	Parodia ayopayana C�rdenas -- accepted
	Parodia bellavistana F.H. Brandt -- not accepted
	Parodia belliata F.H. Brandt -- not accepted
	Parodia bermejoensis F.H. Brandt -- not accepted
	Parodia betaniana F. Ritter -- not accepted
	Parodia bilbaoensis C�rdenas -- not accepted
	Parodia borealis F. Ritter -- not accepted
	Parodia buenekeri Buining -- not accepted
	Parodia buiningii (Buxb.) N.P. Taylor -- accepted
	Parodia buxbaumiana F.H. Brandt -- not accepted
	Parodia caespitosa (Speg.) N.P. Taylor -- not accepted
	Parodia camargensis Buining & F. Ritter -- not accepted
	Parodia camblayana (F. Ritter) F.H. Brandt -- not accepted
	Parodia campestra F.H. Brandt -- not accepted
	Parodia capillitaensis F.H. Brandt -- not accepted
	Parodia carambeiensis (Buining & Brederoo) Hofacker -- accepted
	Parodia carapariana F.H. Brandt -- not accepted
	Parodia cardenasii F. Ritter -- not accepted
	Parodia carminata Backeb. -- not accepted
	Parodia carrerana C�rdenas -- not accepted
	Parodia castanea (F. Ritter) F. Ritter -- not accepted
	Parodia catamarcensis Backeb. -- not accepted
	Parodia catarinensis (F. Ritter) F.H. Brandt -- not accepted
	Parodia chaetocarpa F. Ritter -- not accepted
	Parodia chirimoyarana F.H. Brandt -- not accepted
	Parodia chlorocarpa F. Ritter -- not accepted
	Parodia chrysacanthion (K. Schum.) Backeb. -- accepted
	Parodia cintiensis F. Ritter -- not accepted
	Parodia claviceps (F. Ritter) F.H. Brandt -- not accepted
	Parodia columnaris C�rdenas -- accepted
	Parodia comarapana C�rdenas -- accepted
	Parodia commutans F. Ritter -- accepted
	Parodia comosa F. Ritter -- not accepted
	Parodia compressa F. Ritter -- not accepted
	Parodia concinna (Monv.) N.P. Taylor -- accepted
	Parodia concinna ssp. agnetae (Vliet) Hofacker -- not accepted
	Parodia concinna ssp. blaauwiana (Vliet) Hofacker -- not accepted
	Parodia cotacajensis F.H. Brandt -- not accepted
	Parodia crassigibba (F. Ritter) N.P. Taylor -- accepted
	Parodia culpinensis F.H. Brandt -- not accepted
	Parodia dextrohamata Backeb. -- not accepted
	Parodia echinopsoides F.H. Brandt -- not accepted
	Parodia echinus F. Ritter -- not accepted
	Parodia elachisantha (F.A.C. Weber) F.H. Brandt -- not accepted
	Parodia elachista F.H. Brandt -- not accepted
	Parodia elata F.H. Brandt -- not accepted
	Parodia erinacea (Haw.) N.P. Taylor -- accepted
	Parodia exquisita F.H. Brandt -- not accepted
	Parodia faustiana Backeb. -- not accepted
	Parodia fechseri Backeb. -- not accepted
	Parodia firmissima F.H. Brandt -- not accepted
	Parodia formosa F. Ritter -- accepted
	Parodia friciana F.H. Brandt -- not accepted
	Parodia fulvispina F. Ritter -- not accepted
	Parodia fusca (F. Ritter) Rogoz. & P.J. Braun -- accepted
	Parodia fusco-viridis Backeb. -- not accepted
	Parodia gibbulosa F. Ritter -- not accepted
	Parodia gibbulosoides F.H. Brandt -- accepted
	Parodia glischrocarpa F. Ritter -- not accepted
	Parodia gracilis F. Ritter -- not accepted
	Parodia graessneri (K. Schum.) F.H. Brandt -- not accepted
	Parodia grandiflora Veverka -- not accepted
	Parodia grossei (K. Schum.) H. Brandt -- not accepted
	Parodia gummifera Backeb. & Voll -- not accepted
	Parodia gutekunstiana Backeb. -- not accepted
	Parodia haageana F.H. Brandt -- not accepted
	Parodia haselbergii (Haage ex R�mpler) F.H. Brandt -- accepted
	Parodia haselbergii ssp. graessneri (K.Schum. ) Hofacker & P.J. Braun -- accepted
	Parodia haselbergii ssp. haselbergii (Haage ex R�mpler) F.H. Brandt -- accepted
	Parodia hausteiniana Rausch -- accepted
	Parodia herteri (Werderm.) N.P. Taylor -- accepted
	Parodia herzogii Rausch -- not accepted
	Parodia heteracantha F. Ritter ex Weskamp -- not accepted
	Parodia horrida F.H. Brandt -- not accepted
	Parodia horstii (F. Ritter) N.P. Taylor -- accepted
	Parodia hummeliana A.B. Lau -- not accepted
	Parodia idiosa F.H. Brandt -- not accepted
	Parodia jujuyana Fric ex R. Sub�k -- not accepted
	Parodia kilianana Backeb. -- not accepted
	Parodia krahnii Weskamp -- not accepted
	Parodia lamprospina F.H. Brandt -- not accepted
	Parodia langsdorffii (Lehm.) D.R. Hunt -- accepted
	Parodia lauii F.H. Brandt -- not accepted
	Parodia legitima F.H. Brandt -- not accepted
	Parodia leninghausii (F. Haage) F.H. Brandt -- accepted
	Parodia liliputana (Werderm.) N.P. Taylor -- not accepted
	Parodia linkii (Lehm.) R. Kiesling -- accepted
	Parodia lohaniana A.B. Lau & Weskamp -- not accepted
	Parodia lychnosa F.H. Brandt -- not accepted
	Parodia maassii (Heese) A. Berger -- accepted
	Parodia macednosa F.H. Brandt -- not accepted
	Parodia magnifica (F. Ritter) F.H. Brandt -- accepted
	Parodia mairanana C�rdenas -- not accepted
	Parodia malyana var. igneuiflora F.H. Brandt -- not accepted
	Parodia mammulosa (Lem.) N.P. Taylor -- accepted
	Parodia mammulosa ssp. brasiliensis (Havl�cek) Hofacker -- not accepted
	Parodia mammulosa ssp. erythracantha (H. Schloss. & Brederoo) Hofacker -- not accepted
	Parodia mammulosa ssp. eugeniae (Vliet) Hofacker -- not accepted
	Parodia mammulosa ssp. submammulosa (Lem.) Hofacker -- not accepted
	Parodia maxima F. Ritter -- not accepted
	Parodia meonacantha (Prestl�) Hofacker -- not accepted
	Parodia mercedesiana Weskamp -- not accepted
	Parodia mesembrina F.H. Brandt -- not accepted
	Parodia microsperma (F.A.C. Weber) Speg. -- accepted
	Parodia microsperma ssp. horrida (F.H. Brandt) R. Kiesling & O. Ferrari -- accepted
	Parodia microsperma ssp. microsperma (F.A.C. Weber) Speg. -- accepted
	Parodia miguillensis C�rdenas -- not accepted
	Parodia minima Rausch -- not accepted
	Parodia minuscula Rausch -- not accepted
	Parodia minuta F. Ritter -- not accepted
	Parodia miranda F.H. Brandt -- not accepted
	Parodia mueller-melchersii (Backeb.) N.P. Taylor -- accepted
	Parodia mueller-melchersii ssp. gutierrezii (W.R. Abraham) Hofacker -- not accepted
	Parodia mueller-melchersii ssp. winkleri (Vliet) Hofacker -- not accepted
	Parodia muhrii F.H. Brandt -- not accepted
	Parodia multicostata F. Ritter & Jelin. -- not accepted
	Parodia muricata (Otto ex Pfeiff.) Hofacker -- accepted
	Parodia mutabilis Backeb. -- not accepted
	Parodia nana Weskamp -- not accepted
	Parodia neglecta F.H. Brandt -- not accepted
	Parodia neglectoides F.H. Brandt -- not accepted
	Parodia neoarechavaletae (Havl�cek) D.R. Hunt -- accepted
	Parodia neohorstii (S. Theun.) N.P. Taylor -- accepted
	Parodia nigrispina (K. Schum.) F.H. Brandt -- accepted
	Parodia nivosa (Fric) Backeb. -- accepted
	Parodia nothominuscula Hofacker -- not accepted
	Parodia nothorauschii D.R. Hunt -- accepted
	Parodia obtusa F. Ritter -- not accepted
	Parodia ocampoi C�rdenas -- accepted
	Parodia occulta F. Ritter -- not accepted
	Parodia otaviana C�rdenas -- accepted
	Parodia ottonis (Lehm.) N.P. Taylor -- accepted
	Parodia ottonis ssp. horstii (F. Ritter) Hofacker -- accepted
	Parodia ottonis ssp. ottonis (Lehm.) N.P. Taylor -- accepted
	Parodia otuyensis F. Ritter -- not accepted
	Parodia oxycostata (Buining & Brederoo) Hofacker -- accepted
	Parodia oxycostata ssp. gracilis (F. Ritter) Hofacker -- accepted
	Parodia oxycostata ssp. oxycostata (Buining & Brederoo) Hofacker -- accepted
	Parodia pachysa F.H. Brandt -- not accepted
	Parodia paraguayensis Speg. -- not accepted
	Parodia parvula F.H. Brandt -- not accepted
	Parodia penicillata Fechser & Steeg -- accepted
	Parodia permutata (F. Ritter) Hofacker -- not accepted
	Parodia perplexa F.H. Brandt -- not accepted
	Parodia prestoensis F.H. Brandt -- accepted
	Parodia procera F. Ritter -- accepted
	Parodia pseudoayopayana C�rdenas -- not accepted
	Parodia pseudoprocera F.H. Brandt -- not accepted
	Parodia pseudostuemeri Backeb. -- not accepted
	Parodia pseudosubterranea F.H. Brandt -- not accepted
	Parodia punae C�rdenas -- not accepted
	Parodia purpureo-aurea F. Ritter -- not accepted
	Parodia pusilla F.H. Brandt -- not accepted
	Parodia quechua F.H. Brandt -- not accepted
	Parodia rauschii Backeb. -- not accepted
	Parodia rechensis (Buining) F.H. Brandt -- accepted
	Parodia rigida Backeb. -- not accepted
	Parodia rigidispina Krainz -- not accepted
	Parodia riograndensis F.H. Brandt -- not accepted
	Parodia ritteri Buining -- accepted
	Parodia roseoalba F. Ritter -- not accepted
	Parodia rostrum-sperma F.H. Brandt -- not accepted
	Parodia rubellihamata Backeb. -- not accepted
	Parodia rubida F. Ritter -- not accepted
	Parodia rubricentra Backeb. -- not accepted
	Parodia rubriflora Backeb. -- not accepted
	Parodia rubristaminea F. Ritter -- not accepted
	Parodia rudibuenekeri (W.R. Abraham) Rogoz. & P.J. Braun -- accepted
	Parodia rudibuenekeri ssp. glomerata (Menges ex N. Gerloff) Hofacker -- not accepted
	Parodia rutilans (Daniker & Krainz) N.P. Taylor -- not accepted
	Parodia rutilans ssp. veeniana (Vliet) Hofacker -- not accepted
	Parodia saint-pieana Backeb. -- not accepted
	Parodia salmonea (Backeb.) F.H. Brandt -- not accepted
	Parodia sanguiniflora Backeb. -- not accepted
	Parodia schumanniana (Nic.) F.H. Brandt -- accepted
	Parodia schumanniana ssp. claviceps (F. Ritter) Hofacker & P.J. Braun -- accepted
	Parodia schumanniana ssp. schumanniana (Nic.) F.H. Brandt -- accepted
	Parodia schwebsiana (Werderm.) Backeb. -- accepted
	Parodia scopa (Spreng.) N.P. Taylor -- accepted
	Parodia scopa ssp. marchesii (W.R. Abraham) Hofacker -- accepted
	Parodia scopa ssp. neobuenekeri (F. Ritter) Rogoz. & P.J. Braun -- accepted
	Parodia scopa ssp. scopa (Spreng.) Hofacker -- accepted
	Parodia scopa ssp. succinea (F. Ritter) Rogoz. & P.J. Braun -- accepted
	Parodia scopaoides Backeb. -- not accepted
	Parodia scoparia F. Ritter -- not accepted
	Parodia sellowii (Link & Otto) D.R. Hunt -- not accepted
	Parodia setifera Backeb. -- not accepted
	Parodia setispina F. Ritter -- not accepted
	Parodia setosa Backeb. -- not accepted
	Parodia sotomayorensis F. Ritter -- not accepted
	Parodia spanisa F.H. Brandt -- not accepted
	Parodia splendens C�rdenas -- not accepted
	Parodia stereospina F.H. Brandt -- not accepted
	Parodia stockingeri (Prestl�) Rogoz. & P.J. Braun -- accepted
	Parodia stuemeri (Werderm.) Backeb. -- accepted
	Parodia submammulosa (Lem.) R. Kiesling -- not accepted
	Parodia submammulosa ssp. minor R. Kiesling -- not accepted
	Parodia subterranea F. Ritter -- accepted
	Parodia subtilihamata F. Ritter -- not accepted
	Parodia succinea (F. Ritter) N.P. Taylor -- not accepted
	Parodia sucrensis F.H. Brandt -- not accepted
	Parodia superba F.H. Brandt -- not accepted
	Parodia suprema F. Ritter -- not accepted
	Parodia tabularis (Cels ex R�mpler) D.R. Hunt -- not accepted
	Parodia tabularis ssp. bommeljei (Vliet) Hofacker -- not accepted
	Parodia tafiensis Backeb. -- not accepted
	Parodia talaensis F.H. Brandt -- not accepted
	Parodia tarabucina C�rdenas -- not accepted
	Parodia taratensis C�rdenas -- accepted
	Parodia tenuicylindrica (F. Ritter) D.R. Hunt -- accepted
	Parodia thieleana F.H. Brandt -- not accepted
	Parodia tilcarensis (Werderm. & Backeb.) Backeb. -- not accepted
	Parodia tillii Weskamp -- not accepted
	Parodia tojoensis F.H. Brandt -- not accepted
	Parodia tredecimcostata F. Ritter -- not accepted
	Parodia tuberculata C�rdenas -- accepted
	Parodia tuberculosi-costata Backeb. -- not accepted
	Parodia tucumanensis Weskamp -- not accepted
	Parodia turbinata (Arechav.) Hofacker -- accepted
	Parodia turecekiana R. Kiesling -- accepted
	Parodia uebelmanniana F. Ritter -- not accepted
	Parodia uhligiana Backeb. -- not accepted
	Parodia variicolor F. Ritter -- not accepted
	Parodia warasii (F. Ritter) F.H. Brandt -- accepted
	Parodia weberiana F.H. Brandt -- not accepted
	Parodia werdermanniana (Herter) N.P. Taylor -- accepted
	Parodia werneri Hofacker -- not accepted
	Parodia werneri ssp. pleiocephala (N. Gerloff & K�nigs) Hofacker -- not accepted
	Parodia winbergii Weskamp -- not accepted
	Parodia yamparaezi C�rdenas -- not accepted
	Parodia yamparaezii C�rdenas -- not accepted
	Parodia zaletaewana F.H. Brandt -- not accepted
	Parodia zecheri R. V�squez -- not accepted
	Pediocactus Britton & Rose -- accepted -- hedgehog cactus
	Pediocactus alonsoi (Glass & S. Arias) Halda -- not accepted
	Pediocactus bonatzii (G. Frank) Halda -- not accepted
	Pediocactus bradyi L.D. Benson -- accepted -- Brady's hedgehog cactus, Brady's pediocactus, Brady's pincushion cactus
	Pediocactus brevihamatus (Engelm.) Halda -- not accepted
	Pediocactus brevihamatus ssp. tobuschii (W.T. Marshall) Halda -- not accepted
	Pediocactus cloverae (K.D. Heil & J.M. Porter) Halda -- not accepted
	Pediocactus cloverae ssp. brackii (K.D. Heil & J.M. Porter) Halda -- not accepted
	Pediocactus conoideus (DC.) Halda -- not accepted
	Pediocactus despainii S.L. Welsh & Goodrich -- accepted -- Despain's pincushion cactus, San Rafael cactus
	Pediocactus erectocentrus (J.M. Coult.) Halda -- not accepted
	Pediocactus gautii (L.D. Benson) Halda -- not accepted
	Pediocactus gielsdorfianus (Werderm.) Halda -- not accepted
	Pediocactus glaucus (K. Schum.) Arp -- not accepted
	Pediocactus hermannii W.T. Marshall -- not accepted
	Pediocactus hoferi (L�thy & A.B. Lau) Halda -- not accepted
	Pediocactus horripilus (Lem.) Halda -- not accepted
	Pediocactus intertextus (Engelm.) Halda -- not accepted
	Pediocactus johnsonii (Parry ex Engelm.) Halda -- not accepted
	Pediocactus knowltonii L.D. Benson -- accepted -- Knowlton's miniature cactus, Knowlton's cactus
	Pediocactus knuthianus (Boed.) Halda -- not accepted
	Pediocactus laui (Glass & R.A. Foster) Halda -- not accepted
	Pediocactus lophophoroides (Werderm.) Halda -- not accepted
	Pediocactus mandragora (A. Berger) Halda -- not accepted
	Pediocactus mariposensis (Hester) Halda -- not accepted
	Pediocactus mesae-verdae (Boissev. & C. Davidson) Arp -- not accepted
	Pediocactus nigrispinus (Hochst�tter) Hochst�tter -- accepted
	Pediocactus nigrispinus ssp. beastonii (Hochst�tter) Hochst�tter -- not accepted
	Pediocactus nigrispinus ssp. indranus Hochst�tter -- not accepted
	Pediocactus nigrispinus ssp. puebloensis Hochst�tter -- not accepted
	Pediocactus nigrispinus var. beastonii Hochst�tter -- not accepted
	Pediocactus nyensis (Hochst�tter) Halda -- not accepted
	Pediocactus papyracanthus (Engelm.) L.D. Benson -- not accepted -- paper-spined cactus
	Pediocactus paradinei B.W. Benson -- accepted -- Kaibab pediocactus, park hedgehog cactus, Kaibab plains cactus
	Pediocactus parviflorus (Clover & Jotter) Halda -- not accepted
	Pediocactus parviflorus ssp. havasupaiensis (Clover) Halda -- not accepted
	Pediocactus parviflorus ssp. intermedius (Peebles) Halda -- not accepted
	Pediocactus parviflorus ssp. terrae-canyonae (K.D. Heil) Halda -- not accepted
	Pediocactus peeblesianus (Croizat) L.D. Benson -- accepted -- Peebles' Navajo cactus, Peebles' pediocactus, Navajo pincushion cactus
	Pediocactus peeblesianus ssp. fickeiseniorum (L.D. Benson) L�thy -- accepted
	Pediocactus peeblesianus ssp. peeblesianus (Croizat) L.D. Benson -- accepted
	Pediocactus peeblesianus var. fickeiseniae (Backeb.) L.D. Benson -- not accepted -- Fickeisen's pediocactus, Navajo pincushion cactus, Fickeisen plains cactus
	Pediocactus peeblesianus var. fickeisenii (Backeb.) L.D. Benson -- not accepted
	Pediocactus peeblesianus var. peeblesianus (Croizat) L.D. Benson -- not accepted -- Navajo pincushion cactus, Peebles Navajo cactus
	Pediocactus polyancistrus (Engelm. & J.M. Bigelow) Arp -- not accepted
	Pediocactus pseudomacrochele (Backeb.) Halda -- not accepted
	Pediocactus pseudomacrochele var. krainzianus (Gerhart Frank) Halda -- not accepted
	Pediocactus pseudomacrochele var. lausseri (Diers & Gerhart Frank) Halda -- not accepted
	Pediocactus pseudopectinatus (Backeb.) Halda -- not accepted
	Pediocactus rioverdensis (G. Frank) Halda -- not accepted
	Pediocactus robustior (J.M. Coult.) Arp -- not accepted
	Pediocactus saueri (Boed.) Halda -- not accepted
	Pediocactus scheeri (Salm-Dyck) Halda -- not accepted
	Pediocactus schmiedickeanus (Boed.) Halda -- not accepted
	Pediocactus schmiedickeanus var. dickisoniae (Glass & R.A. Foster) Halda -- not accepted
	Pediocactus schmiedickeanus var. flaviflorus (Gerhart Frank & A.B. Lau) Halda -- not accepted
	Pediocactus schmiedickeanus var. gracilis (Glass & R.A. Foster) Halda -- not accepted
	Pediocactus schmiedickeanus var. klinkerianus (Backeb. & H. Jacobsen) Halda -- not accepted
	Pediocactus schmiedickeanus var. macrochele (Werderm.) Halda -- not accepted
	Pediocactus schmiedickeanus var. rubriflorus (Gerhart Frank) Halda -- not accepted
	Pediocactus schmiedickeanus var. schwarzii (Shurly) Halda -- not accepted
	Pediocactus sileri (Engelm. ex J.M. Coult.) L.D. Benson -- accepted -- Siler's pincushion cactus
	Pediocactus simpsonii (Engelm.) Britton & Rose -- accepted -- snowball pediocactus, Simpson's hedgehog cactus
	Pediocactus simpsonii ssp. bensonii (Engelm.) Hochst�tter -- not accepted
	Pediocactus simpsonii ssp. bradyi (L.D. Benson) Halda -- not accepted
	Pediocactus simpsonii ssp. idahoensis Hochst�tter -- not accepted
	Pediocactus simpsonii ssp. indranus (Hochst�tter) Hochst�tter -- not accepted
	Pediocactus simpsonii ssp. robustior (J.M. Coult.) Hochst�tter -- not accepted
	Pediocactus simpsonii var. despainii (S.L. Welsh & Goodrich) Halda -- not accepted
	Pediocactus simpsonii var. indranus Hochst�tter -- not accepted
	Pediocactus simpsonii var. knowltonii (L.D. Benson) Halda -- not accepted
	Pediocactus simpsonii var. paradinei (B.W. Benson) Halda -- not accepted
	Pediocactus simpsonii var. robustior (J.M. Coult.) L.D. Benson -- not accepted -- snowball cactus
	Pediocactus simpsonii var. winkleri (K.D. Heil) Halda -- not accepted
	Pediocactus smithii (Muehlenpf.) Halda -- not accepted
	Pediocactus spinosior (Engelm.) Halda -- not accepted
	Pediocactus spinosior ssp. blainei (S.L. Welsh & K.H. Thorne) Halda -- not accepted
	Pediocactus subterraneus (Backeb.) Halda -- not accepted
	Pediocactus swobodae (Diers) Halda -- not accepted
	Pediocactus uncinatus (Galeotti ex Pfeiff.) Halda -- not accepted
	Pediocactus unguispinus (Engelm.) Halda -- not accepted
	Pediocactus valdezianus (H. Moeller) Halda -- not accepted
	Pediocactus viereckii (Werderm.) Halda -- not accepted
	Pediocactus warnockii (L.D. Benson) Halda -- not accepted
	Pediocactus whipplei (Engelm. & J.M. Bigelow) Arp -- not accepted
	Pediocactus winkleri K.D. Heil -- accepted -- Winkler's pincushion cactus, Winkler cactus
	Pediocactus wrightiae (L.D. Benson) Arp -- not accepted
	Pediocactus ysabelae (K. Schlange) Halda -- not accepted
	Pelecyphora Ehrenb. -- accepted
	Pelecyphora aselliformis Ehrenb. -- accepted
	Pelecyphora pseudopectinata Backeb. -- not accepted
	Pelecyphora strobiliformis (Werderm.) Kreuz. -- accepted
	Peniocereus (A. Berger) Britton & Rose -- accepted
	Peniocereus castellae S�nchez-Mej. -- accepted
	Peniocereus chiapensis (Bravo) G�mez-Hin. & H.M. Hern. -- accepted
	Peniocereus cuixmalensis S�nchez-Mej. -- accepted
	Peniocereus diguetii (F.A.C. Weber) Backeb. -- not accepted
	Peniocereus fosterianus Cutak -- accepted
	Peniocereus greggii (Engelm.) Britton & Rose -- accepted -- nightblooming cereus
	Peniocereus greggii var. greggii (Engelm.) Britton & Rose -- accepted -- Gregg's nightblooming cereus
	Peniocereus greggii var. transmontanus (Engelm.) Backeb. -- accepted -- nightblooming cereus
	Peniocereus guatemalensis (Britton & Rose) D.R. Hunt -- accepted
	Peniocereus hirschtianus (K. Schum.) D.R. Hunt -- accepted
	Peniocereus johnstonii Britton & Rose -- accepted
	Peniocereus lazaro-cardenasii (J.L. Contr., J. Jim�nez Ram., S�nchez-Mej. & C.A. Toledo) D.R. Hunt -- accepted
	Peniocereus macdougallii Cutak -- accepted
	Peniocereus maculatus (Weing.) Cutak -- accepted
	Peniocereus marianus (Gentry) S�nchez-Mej. -- accepted
	Peniocereus oaxacensis (Britton & Rose) D.R. Hunt -- accepted
	Peniocereus occidentalis Bravo -- accepted
	Peniocereus papillosus (Britton & Rose) U. Guzm�n -- not accepted
	Peniocereus rosei J.G. Ortega -- accepted
	Peniocereus serpentinus (Lag. & Rodr.) N.P. Taylor -- accepted
	Peniocereus striatus (Brandegee) Buxb. -- accepted -- gearstem cactus
	Peniocereus tepalcatepecanus S�nchez-Mej. -- accepted
	Peniocereus viperinus (F.A.C. Weber) Buxb. -- accepted
	Peniocereus zopilotensis (J. Meyr�n) Buxb. -- accepted
	Pereskia Mill. -- accepted
	Pereskia aculeata Mill. -- accepted -- Barbados shrub
	Pereskia aculeata var. godseffiana (hort. ex Gard. Chron.) Backeb. & F.M. Knuth ex Krainz -- not accepted
	Pereskia amapola F.A.C. Weber -- not accepted
	Pereskia autumnalis (Eichlam) Rose -- not accepted
	Pereskia bahiensis G�rke -- accepted
	Pereskia bleo (Kunth) DC. -- accepted
	Pereskia colombiana Britton & Rose -- not accepted
	Pereskia conzattii Britton & Rose -- not accepted
	Pereskia cubensis Britton & Rose -- not accepted
	Pereskia diaz-romeroana C�rdenas -- accepted
	Pereskia grandifolia Haw. -- accepted -- rose cactus
	Pereskia grandifolia ssp. grandifolia Haw. -- accepted
	Pereskia grandifolia ssp. violacea (Leuenb.) N.P. Taylor & Zappi -- accepted
	Pereskia guamacho F.A.C. Weber -- accepted
	Pereskia higuerana C�rdenas -- not accepted
	Pereskia horrida (Kunth) DC. -- accepted
	Pereskia horrida ssp. horrida (Kunth) DC. -- accepted
	Pereskia horrida ssp. rauhii (Backeb.) Ostolaza -- accepted
	Pereskia humboldtii Britton & Rose -- not accepted
	Pereskia humboldtii var. rauhii (Backeb.) Leuenb. -- not accepted
	Pereskia lychnidiflora DC. -- accepted
	Pereskia marcanoi Areces -- accepted
	Pereskia moorei Britton & Rose -- not accepted
	Pereskia nemorosa Rojas Acosta -- accepted
	Pereskia pereskia (L.) H. Karst -- not accepted
	Pereskia pflanzii Vaupel -- not accepted
	Pereskia portulacifolia (L.) DC. -- accepted
	Pereskia quisqueyana Alain -- accepted
	Pereskia sacharosa Griseb. -- accepted
	Pereskia saipinensis C�rdenas -- not accepted
	Pereskia sparsiflora F. Ritter -- not accepted
	Pereskia stenantha F. Ritter -- accepted
	Pereskia subulata Muehlenpf. -- not accepted
	Pereskia tampicana F.A.C. Weber -- not accepted
	Pereskia vargasii H. Johnson -- not accepted
	Pereskia verticillata Vaupel -- not accepted
	Pereskia weberiana K. Schum. -- accepted
	Pereskia zehntneri Britton & Rose -- not accepted
	Pereskiopsis Britton & Rose -- accepted
	Pereskiopsis aquosa (F.A.C. Weber) Britton & Rose -- accepted
	Pereskiopsis blakeana J.G. Ortega -- accepted
	Pereskiopsis chapistle (F.A.C. Weber) Britton & Rose -- not accepted
	Pereskiopsis diguetii (F.A.C. Weber) Britton & Rose -- accepted
	Pereskiopsis kellermanii Rose -- accepted
	Pereskiopsis opuntiiflora (DC.) Britton & Rose -- not accepted
	Pereskiopsis pititache (Karw. ex Pfeiff.) Britton & Rose -- not accepted
	Pereskiopsis porteri (Brandegee ex F.A.C. Weber) Britton & Rose -- accepted
	Pereskiopsis rotundifolia (DC.) Britton & Rose -- accepted
	Pereskiopsis scandens Britton & Rose -- not accepted
	Pereskiopsis spathulata (Otto ex Pfeiff.) Britton & Rose -- not accepted
	Pereskiopsis velutina Rose -- not accepted
	Pfeiffera Salm-Dyck -- accepted
	Pfeiffera asuntapatensis (M. Kessler, Ibisch & Barthlott) Ralf Bauer -- accepted
	Pfeiffera boliviana (Britton) D.R. Hunt -- accepted
	Pfeiffera brevispina D.R. Hunt -- accepted
	Pfeiffera crenata (Britton) P.V. Heath -- accepted
	Pfeiffera erecta F. Ritter -- not accepted
	Pfeiffera gracilis F. Ritter -- not accepted
	Pfeiffera ianthothele (Monv.) F.A.C. Weber -- accepted
	Pfeiffera incahuasina (C�rdenas) P.V. Heath -- not accepted
	Pfeiffera mataralensis F. Ritter -- not accepted
	Pfeiffera micrantha (Vaupel) P.V. Heath -- accepted
	Pfeiffera miyagawae Barthlott & Rauh -- accepted
	Pfeiffera monacantha (Griseb.) P.V. Heath -- accepted
	Pfeiffera monacantha ssp. kimnachii (Doweld) Ralf Bauer -- accepted
	Pfeiffera monacantha ssp. monacantha (Griseb.) P.V. Heath -- accepted
	Pfeiffera multigona C�rdenas -- not accepted
	Pfeiffera paranganiensis (C�rdenas) P.V. Heath -- accepted
	Phellosperma Britton & Rose -- not accepted
	Phellosperma tetrancistra (Engelm.) Britton & Rose -- not accepted
	Philippicereus Backeb. -- not accepted
	Philippicereus castaneus (K. Schum.) Backeb. -- not accepted
	Phyllocactus Link -- not accepted
	Phyllocactus cartagensis F.A.C. Weber -- not accepted
	Phyllocactus eichlamii Weing. -- not accepted
	Phyllocactus grandilobus F.A.C. Weber -- not accepted
	Phyllocactus lepidocarpus F.A.C. Weber -- not accepted
	Phyllocactus phyllanthus var. columbiensis F.A.C. Weber -- not accepted
	Phyllocactus pittieri F.A.C. Weber -- not accepted
	Phyllocactus thomasianus K. Schum. -- not accepted
	Pierrebraunia Esteves -- accepted
	Pierrebraunia bahiensis (P.J. Braun & Esteves) Esteves -- accepted
	Pierrebraunia brauniorum Esteves -- accepted
	Pilocereus Lem. -- not accepted
	Pilocereus aurisetus Werderm. -- not accepted
	Pilocereus bradei Backeb. & Voll -- not accepted
	Pilocereus floccosus Backeb. & Voll -- not accepted
	Pilocereus mortensenii Croizat -- not accepted
	Pilocereus pasacanus F.A.C. Weber ex R�mpler -- not accepted
	Pilocereus robinii Lem. -- not accepted
	Pilocereus strausii Heese -- not accepted
	Pilocereus strictus (DC.) R�mpler -- not accepted
	Pilocopiapoa F. Ritter -- not accepted
	Pilocopiapoa solaris F. Ritter -- not accepted
	Pilosocereus Byles & G.D. Rowley -- accepted -- tree cactus
	Pilosocereus albisummus P.J. Braun & Esteves -- accepted
	Pilosocereus alensis (F.A.C. Weber ex Rol.-Goss.) Byles & G.D. Rowley -- accepted
	Pilosocereus arenicola (Werderm.) Byles & G.D. Rowley -- not accepted
	Pilosocereus arrabidae (Lem.) Byles & G.D. Rowley -- accepted
	Pilosocereus atroflavispinus F. Ritter -- not accepted
	Pilosocereus aureispinus (Buining & Brederoo) F. Ritter -- accepted
	Pilosocereus aurilanatus F. Ritter -- not accepted
	Pilosocereus aurisetus (Werderm.) Byles & G.D. Rowley -- accepted
	Pilosocereus aurisetus ssp. aurilanatus (F. Ritter) Zappi -- accepted
	Pilosocereus aurisetus ssp. aurisetus (Werderm.) Byles & G.D. Rowley -- accepted
	Pilosocereus aurisetus ssp. densilanatus (F. Ritter) P.J. Braun & Esteves -- not accepted
	Pilosocereus aurisetus ssp. supthutianus (P.J. Braun) P.J. Braun & Esteves -- not accepted
	Pilosocereus aurisetus ssp. werdermannianus (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Pilosocereus azulensis N.P. Taylor & Zappi -- accepted
	Pilosocereus azureus F. Ritter -- not accepted
	Pilosocereus backebergii (Weing.) Byles & G.D. Rowley -- not accepted
	Pilosocereus bahamensis (Britton) Byles & G.D. Rowley -- not accepted
	Pilosocereus barbadensis (Britton & Rose) Byles & G.D. Rowley -- not accepted
	Pilosocereus bohlei Hofacker -- accepted
	Pilosocereus bradei (Backeb. & Voll) Byles & G.D. Rowley -- not accepted
	Pilosocereus brasiliensis (Britton & Rose) Backeb. -- accepted
	Pilosocereus brasiliensis ssp. brasiliensis (Britton & Rose) Backeb. -- accepted
	Pilosocereus brasiliensis ssp. ruschianus (Buining & Brederoo) Zappi -- accepted
	Pilosocereus braunii Esteves -- not accepted
	Pilosocereus brooksianus (Britton & Rose) Byles & G.D. Rowley -- not accepted
	Pilosocereus carolinensis F. Ritter -- not accepted
	Pilosocereus catingicola (G�rke) Byles & G.D. Rowley -- accepted
	Pilosocereus catingicola ssp. arenicola (Werderm.) P.J. Braun & Esteves -- not accepted
	Pilosocereus catingicola ssp. catingicola (G�rke) Byles & G.D. Rowley -- accepted
	Pilosocereus catingicola ssp. hapalacanthus (Werderm.) P.J. Braun & Esteves -- not accepted
	Pilosocereus catingicola ssp. robustus (F. Ritter) P.J. Braun & Esteves -- not accepted
	Pilosocereus catingicola ssp. salvadorensis (Werderm.) Zappi -- accepted
	Pilosocereus cenepequei Rizzini & A. Mattos -- not accepted
	Pilosocereus chrysacanthus (F.A.C. Weber) Byles & G.D. Rowley -- accepted
	Pilosocereus chrysostele (Vaupel) Byles & G.D. Rowley -- accepted
	Pilosocereus claroviridis (Backeb.) Byles & G.D. Rowley -- not accepted
	Pilosocereus coerulescens (Lem.) F. Ritter -- not accepted
	Pilosocereus collinsii (Britton & Rose) Byles & G.D. Rowley -- accepted
	Pilosocereus colombianus (Rose) Byles & G.D. Rowley -- not accepted
	Pilosocereus cristalinensis P.J. Braun & Esteves -- not accepted
	Pilosocereus cyaneus F. Ritter -- not accepted
	Pilosocereus deeringii (Small) Byles & G.D. Rowley -- not accepted
	Pilosocereus densiareolatus F. Ritter -- accepted
	Pilosocereus densiareolatus ssp. brunneolanatus P.J. Braun & Esteves -- not accepted
	Pilosocereus densivillosus P.J. Braun & Esteves -- not accepted
	Pilosocereus diersianus (Esteves) P.J. Braun & Esteves -- accepted
	Pilosocereus estevesii P.J. Braun -- not accepted
	Pilosocereus flavipulvinatus (Buining & Brederoo) F. Ritter -- accepted
	Pilosocereus flavipulvinatus ssp. carolinensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Pilosocereus flavipulvinatus var. carolinensis (F. Ritter) F. Ritter -- not accepted
	Pilosocereus flexibilispinus P.J. Braun & Esteves -- accepted
	Pilosocereus floccosus (Backeb. & Voll) Byles & G.D. Rowley -- accepted
	Pilosocereus floccosus ssp. floccosus (Backeb. & Voll) Byles & G.D. Rowley -- accepted
	Pilosocereus floccosus ssp. quadricostatus (F. Ritter) Zappi -- accepted
	Pilosocereus fulvilanatus (Buining & Brederoo) F. Ritter -- accepted
	Pilosocereus fulvilanatus ssp. fulvilanatus (Buining & Brederoo) F. Ritter -- accepted
	Pilosocereus fulvilanatus ssp. vanheekianus P.J. Braun & Esteves -- not accepted
	Pilosocereus gaturianensis F. Ritter -- not accepted
	Pilosocereus gaumeri (Britton & Rose) Backeb. -- not accepted
	Pilosocereus gironensis Rauh, Backeb. ex Byles & G.D. Rowley -- not accepted
	Pilosocereus glaucochrous (Werderm.) Byles & G.D. Rowley -- accepted
	Pilosocereus goianus P.J. Braun & Esteves -- not accepted
	Pilosocereus gounellei (F.A.C. Weber ex K. Schum.) Byles & G.D. Rowley -- accepted
	Pilosocereus gounellei ssp. gounellei (F.A.C. Weber ex K. Schum.) Byles & G.D. Rowley -- accepted
	Pilosocereus gounellei ssp. zehntneri (Britton & Rose) Zappi -- accepted
	Pilosocereus gruberi Schatzl & H. Till -- not accepted
	Pilosocereus guerreronis (Backeb.) Byles & G.D. Rowley -- not accepted
	Pilosocereus hapalacanthus (Werderm.) Byles & G.D. Rowley -- not accepted
	Pilosocereus juaruensis (Buining & Brederoo) P.J. Braun & Esteves -- accepted
	Pilosocereus kanukuensis (Alexander) Leuenb. -- not accepted
	Pilosocereus kanukuensis (Alexander) P.J. Braun & Esteves -- not accepted
	Pilosocereus keyensis (Britton & Rose) Byles & G.D. Rowley -- not accepted
	Pilosocereus lanuginosus (L.) Byles & G.D. Rowley -- accepted
	Pilosocereus leucocephalus (Poselg.) Byles & G.D. Rowley -- accepted
	Pilosocereus lindaianus P.J. Braun & Esteves -- not accepted
	Pilosocereus luetzelburgii (Vaupel) Byles & G.D. Rowley -- not accepted
	Pilosocereus machrisii (E.Y. Dawson) Backeb. -- accepted
	Pilosocereus magnificus (Buining & Brederoo) F. Ritter -- accepted
	Pilosocereus maxonii (Rose) Byles & G.D. Rowley -- not accepted
	Pilosocereus millspaughii (Britton) Byles & G.D. Rowley -- not accepted
	Pilosocereus minensis (Werderm.) Byles & G.D. Rowley -- not accepted
	Pilosocereus mollispinus P.J. Braun & Esteves -- accepted
	Pilosocereus monoclonos (DC.) Byles & G.D. Rowley -- not accepted
	Pilosocereus moritzianus (Otto) Byles & G.D. Rowley -- not accepted
	Pilosocereus mortensenii (Croizat) Backeb. -- not accepted
	Pilosocereus mucosiflorus (Buining & Brederoo) F. Ritter -- not accepted
	Pilosocereus multicostatus F. Ritter -- accepted
	Pilosocereus nobilis (Haw.) Byles & G.D. Rowley -- not accepted
	Pilosocereus oligolepis (Vapel) Byles & G.D. Rowley -- accepted
	Pilosocereus oligolepis ssp. kanukuensis (Alexander) P.J. Braun & Esteves -- not accepted
	Pilosocereus oreus F. Ritter -- not accepted
	Pilosocereus pachycladus F. Ritter -- accepted
	Pilosocereus pachycladus ssp. pachycladus F. Ritter -- accepted
	Pilosocereus pachycladus ssp. pernambucoensis (F. Ritter) Zappi -- accepted
	Pilosocereus palmeri (Rose) Byles & G.D. Rowley -- not accepted
	Pilosocereus paraguayensis F. Ritter -- not accepted
	Pilosocereus parvus (Diers & Esteves) P.J. Braun & Esteves -- accepted
	Pilosocereus pentaedrophorus (Labour.) Byles & G.D. Rowley -- accepted
	Pilosocereus pentaedrophorus ssp. pentaedrophorus (Labour.) Byles & G.D. Rowley -- accepted
	Pilosocereus pentaedrophorus ssp. robustus Zappi -- accepted
	Pilosocereus pernambucoensis var. caesius F. Ritter -- not accepted
	Pilosocereus piauhyensis (G�rke) Byles & G.D. Rowley -- accepted
	Pilosocereus piauhyensis ssp. gaturianensis (F. Ritter) P.J. Braun & Esteves -- not accepted
	Pilosocereus piauhyensis ssp. mucosiflorus (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Pilosocereus pleurocarpus (F. Ritter) P.J. Braun & Esteves -- not accepted
	Pilosocereus polygonus (Lam.) Byles & G.D. Rowley -- accepted
	Pilosocereus purpusii (Britton & Rose) Byles & G.D. Rowley -- accepted
	Pilosocereus pusillibaccatus P.J. Braun & Esteves -- accepted
	Pilosocereus pusilliflorus (F. Ritter) P.J. Braun & Esteves -- not accepted
	Pilosocereus quadricentralis (E.Y. Dawson) Backeb. -- accepted
	Pilosocereus quadricostatus F. Ritter -- not accepted
	Pilosocereus rizzoanus P.J. Braun & Esteves -- not accepted
	Pilosocereus rizzoianus P.J. Braun & Esteves -- not accepted
	Pilosocereus robinii (Lem.) Byles & G.D. Rowley -- accepted -- Key tree cactus
	Pilosocereus robustus F. Ritter -- not accepted
	Pilosocereus rosae P.J. Braun -- not accepted
	Pilosocereus royenii (L.) Byles & G.D. Rowley -- accepted -- Royen's tree cactus
	Pilosocereus rupicola (Werderm.) Byles & G.D. Rowley -- not accepted
	Pilosocereus ruschianus (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Pilosocereus salvadorensis (Werderm.) Byles & G.D. Rowley -- not accepted
	Pilosocereus sartorianus (Rose) Byles & G.D. Rowley -- not accepted
	Pilosocereus saudadensis F. Ritter -- not accepted
	Pilosocereus schoebelii P.J. Braun -- not accepted
	Pilosocereus sergipensis (Werderm.) Byles & G.D. Rowley -- not accepted
	Pilosocereus splendidus F. Ritter -- accepted
	Pilosocereus sublanatus (Salm-Dyck) Byles & G.D. Rowley -- not accepted
	Pilosocereus superbus F. Ritter -- not accepted
	Pilosocereus superfloccosus (Buining & Brederoo) F. Ritter -- not accepted
	Pilosocereus supthutianus P.J. Braun -- not accepted
	Pilosocereus swartzii (Griseb.) Byles & G.D. Rowley -- not accepted
	Pilosocereus tehuacanus (Weing.) Byles & G.D. Rowley -- not accepted
	Pilosocereus tillianus R. Gruber & Schatzl -- not accepted
	Pilosocereus tuberculatus (Werderm.) Byles & G.D. Rowley -- accepted
	Pilosocereus tuberculosus Rauh & Backeb. ex Byles & G.D. Rowley -- not accepted
	Pilosocereus tweedyanus (Britton & Rose) Byles & G.D. Rowley -- accepted
	Pilosocereus ulei (K. Schum.) Byles & G.D. Rowley -- accepted
	Pilosocereus urbanianus (K. Schum.) Byles & G.D. Rowley -- not accepted
	Pilosocereus vilaboensis (Diers & Esteves) P.J. Braun & Esteves -- accepted
	Pilosocereus werdermannianus (Buining & Brederoo) F. Ritter -- not accepted
	Pilosocereus X occultiflorus P.J. Braun & Esteves -- accepted
	Pilosocereus X subsimilis Rizzini & A. Mattos -- accepted
	Pilosocereus zehnteri (Britton & Rose) F. Ritter -- not accepted
	Piptanthocereus (A. Berger) Riccob. -- not accepted
	Piptanthocereus aethiops (Haw.) F. Ritter -- not accepted
	Piptanthocereus bageanus F. Ritter -- not accepted
	Piptanthocereus cabralensis F. Ritter -- not accepted
	Piptanthocereus calcirupicola F. Ritter -- not accepted
	Piptanthocereus cipoensis F. Ritter -- not accepted
	Piptanthocereus colosseus F. Ritter -- not accepted
	Piptanthocereus comarapanus (C�rdenas) F. Ritter -- not accepted
	Piptanthocereus crassisepalus (Buining & Brederoo) F. Ritter -- not accepted
	Piptanthocereus dayamii (Speg.) F. Ritter -- not accepted
	Piptanthocereus goiasensis F. Ritter -- not accepted
	Piptanthocereus huilunchu (C�rdenas) F. Ritter -- not accepted
	Piptanthocereus lanosus F. Ritter -- not accepted
	Piptanthocereus neonesioticus F. Ritter -- not accepted
	Piptanthocereus neonesioticus var. interior F. Ritter -- not accepted
	Piptanthocereus sericifer F. Ritter -- not accepted
	Piptanthocereus stenogonus (K. Schum.) F. Ritter -- not accepted
	Piptanthocereus uruguayanus F. Ritter -- not accepted
	Piptanthocereus xanthocarpus (K. Schum.) F. Ritter -- not accepted
	Platyopuntia (Engelm.) Fric & Schelle ex Kreuz. -- not accepted
	Platyopuntia albisaetacens (Backeb.) F. Ritter -- not accepted
	Platyopuntia apurimacensis F. Ritter -- not accepted
	Platyopuntia atroglobosa (Backeb.) F. Ritter -- not accepted
	Platyopuntia brachyacantha F. Ritter -- not accepted
	Platyopuntia brunneogemmia F. Ritter -- not accepted
	Platyopuntia cardiosperma (K. Schum.) F. Ritter -- not accepted
	Platyopuntia chilensis F. Ritter -- not accepted
	Platyopuntia cognata F. Ritter -- not accepted
	Platyopuntia cordobensis (Speg.) F. Ritter -- not accepted
	Platyopuntia corrugata (Salm-Dyck) F. Ritter -- not accepted
	Platyopuntia discolor (Britton & Rose) F. Ritter -- not accepted
	Platyopuntia dumetorum (A. Berger) F. Ritter -- not accepted
	Platyopuntia ianthinantha F. Ritter -- not accepted
	Platyopuntia inamoena (K. Schum.) F. Ritter -- not accepted
	Platyopuntia infesta F. Ritter -- not accepted
	Platyopuntia interjecta F. Ritter -- not accepted
	Platyopuntia kiska-loro (Speg.) F. Ritter -- not accepted
	Platyopuntia limitata F. Ritter -- not accepted
	Platyopuntia microdisca (F.A.C. Weber) F. Ritter -- not accepted
	Platyopuntia nana (Kunth) F. Ritter -- not accepted
	Platyopuntia nigrispina (K. Schum.) F. Ritter -- not accepted
	Platyopuntia orurensis (C�rdenas) F. Ritter -- not accepted
	Platyopuntia pituitosa F. Ritter -- not accepted
	Platyopuntia pyrrhantha F. Ritter -- not accepted
	Platyopuntia quimilo (K. Schum.) F. Ritter -- not accepted
	Platyopuntia quitensis (F.A.C. Weber) F. Ritter -- not accepted
	Platyopuntia retrorsa (Speg.) F. Ritter -- not accepted
	Platyopuntia rubrogemmia F. Ritter -- not accepted
	Platyopuntia salmiana (Pfeiff.) F. Ritter -- not accepted
	Platyopuntia saxatilis F. Ritter -- not accepted
	Platyopuntia soehrensii (Britton & Rose) F. Ritter -- not accepted
	Platyopuntia spinibarbis F. Ritter -- not accepted
	Platyopuntia viridirubra F. Ritter -- not accepted
	Platyopuntia vitelliniflora F. Ritter -- not accepted
	Polaskia Backeb. -- accepted
	Polaskia chende (Rol.-Goss.) A.C. Gibson & K.E. Horak -- accepted
	Polaskia chichipe (Rol.-Goss.) Backeb. -- accepted
	Praecereus Buxb. -- accepted
	Praecereus amazonicus (K. Schum.) Buxb. -- not accepted
	Praecereus apoloensis (C�rdenas) Buxb. -- not accepted
	Praecereus campinensis (Backeb. & Voll) Buxb. -- not accepted
	Praecereus euchlorus (F.A.C. Weber ex K. Schum.) N.P. Taylor -- accepted
	Praecereus euchlorus ssp. amazonicus (K. Schum. ex Vaupel) N.P. Taylor -- accepted
	Praecereus euchlorus ssp. diffusus (Britton & Rose) N.P. Taylor -- accepted
	Praecereus euchlorus ssp. euchlorus (F.A.C. Weber ex K. Schum.) N.P. Taylor -- accepted
	Praecereus euchlorus ssp. jaenensis (Rauh & Backeb.) Ostolaza -- accepted
	Praecereus euchlorus ssp. smithianus (Britton & Rose) N.P. Taylor -- accepted
	Praecereus jaenensis (Rauh & Backeb.) Buxb. -- not accepted
	Praecereus maritimus (Britton & Rose) Buxb. -- not accepted
	Praecereus saxicola (Morong) N.P. Taylor -- accepted
	Praecereus smithianus (Britton & Rose) Buxb. -- not accepted
	Pseudoacanthocereus F. Ritter -- accepted
	Pseudoacanthocereus boreominarum Rizzini & A. Mattos -- not accepted
	Pseudoacanthocereus brasiliensis (Britton & Rose) F. Ritter -- accepted
	Pseudoacanthocereus sicariguensis (Croizat & Tamayo) N.P. Taylor -- accepted
	Pseudoespostoa Backeb. -- not accepted
	Pseudoespostoa melanostele (Vaupel) Backeb. -- not accepted
	Pseudoespostoa nana (F. Ritter) Backeb. -- not accepted
	Pseudolobivia (Backeb.) Backeb. -- not accepted
	Pseudolobivia ancistrophora (Speg.) Backeb. -- not accepted
	Pseudolobivia aurea (Britton & Rose) Backeb. -- not accepted
	Pseudolobivia boyuibensis (F. Ritter) Backeb. -- not accepted
	Pseudolobivia callichroma (C�rdenas) Backeb. -- not accepted
	Pseudolobivia calorubra (C�rdenas) Backeb. -- not accepted
	Pseudolobivia carmineiflora Werner Hoffm. & Backeb. -- not accepted
	Pseudolobivia ferox (Britton & Rose) Backeb. -- not accepted
	Pseudolobivia hamatacantha (Backeb.) Backeb. -- not accepted
	Pseudolobivia kermesina Krainz -- not accepted
	Pseudolobivia kratochviliana (Backeb.) Backeb. -- not accepted
	Pseudolobivia lecoriensis (C�rdenas) Backeb. -- not accepted
	Pseudolobivia leucorhodantha (Backeb.) Backeb. ex Krainz -- not accepted
	Pseudolobivia longispina (Britton & Rose) Backeb. ex Krainz -- not accepted
	Pseudolobivia obrepanda (Salm-Dyck) Backeb. ex Krainz -- not accepted
	Pseudolobivia orozasana (F. Ritter) Backeb. -- not accepted
	Pseudolobivia pelecyrhachis (Backeb.) Backeb. ex Krainz -- not accepted
	Pseudolobivia pelecyrhachis var. lobivioides (Backeb.) Backeb. -- not accepted
	Pseudolobivia polyancistra (Backeb.) Backeb. -- not accepted
	Pseudolobivia potosina (Werderm.) Backeb. ex Krainz -- not accepted
	Pseudolobivia rojasii (C�rdenas) Backeb. -- not accepted
	Pseudolobivia toralapana (C�rdenas) Backeb. -- not accepted
	Pseudolobivia torrecillasensis (C�rdenas) Backeb. -- not accepted
	Pseudolobivia wilkeae Backeb. -- not accepted
	Pseudomammillaria Buxb. -- not accepted
	Pseudomammillaria albescens (Tiegel) Buxb. -- not accepted
	Pseudomammillaria camptotricha (Dams) Buxb. -- not accepted
	Pseudomammillaria decipiens (Scheidw.) Buxb. -- not accepted
	Pseudomammillaria kraehenbuehlii Krainz -- not accepted
	Pseudomitrocereus Bravo & Buxb. -- not accepted
	Pseudomitrocereus fulviceps (F.A.C. Weber) Bravo & Buxb. -- not accepted
	Pseudonopalxochia Backeb. -- not accepted
	Pseudonopalxochia conzattiana (T. MacDoug.) Backeb. -- not accepted
	Pseudopilocereus Buxb. -- not accepted
	Pseudopilocereus arrabidae (Lem.) Buxb. -- not accepted
	Pseudopilocereus atroflavispinus (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus aurilanatus (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus aurisetus (Werderm.) Buxb. -- not accepted
	Pseudopilocereus azureus Buining & Brederoo -- not accepted
	Pseudopilocereus bradei (Backeb. & Voll) Buxb. -- not accepted
	Pseudopilocereus carolinensis (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus catingicola (G�rke) Buxb. -- not accepted
	Pseudopilocereus chrysostele (Vaupel) Buxb. -- not accepted
	Pseudopilocereus cuyabensis (Backeb.) Buxb. -- not accepted
	Pseudopilocereus densiareolatus (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus diersianus Esteves -- not accepted
	Pseudopilocereus flavipulvinatus Buining & Brederoo -- not accepted
	Pseudopilocereus floccosus (Backeb. & Voll) Buxb. -- not accepted
	Pseudopilocereus fulvilanatus Buining & Brederoo -- not accepted
	Pseudopilocereus gaturianensis (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus glaucochrous (Werderm.) Buxb. -- not accepted
	Pseudopilocereus gounellei (F.A.C. Weber ex K. Schum.) Buxb. -- not accepted
	Pseudopilocereus hapalacanthus (Werderm.) Buxb. -- not accepted
	Pseudopilocereus juaruensis Buining & Brederoo -- not accepted
	Pseudopilocereus luetzelburgii (Vaupel) Buxb. -- not accepted
	Pseudopilocereus machrisii (E.Y. Dawson) Buxb. -- not accepted
	Pseudopilocereus machrisii (E.Y. Dawson) Buining & Brederoo -- not accepted
	Pseudopilocereus magnificus Buining & Brederoo -- not accepted
	Pseudopilocereus mucosiflorus Buining & Brederoo -- not accepted
	Pseudopilocereus multicostatus (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus nobilis (Haw.) Buxb. -- not accepted
	Pseudopilocereus oligolepis (Vapel) Buxb. -- not accepted
	Pseudopilocereus oreus (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus pachycladus (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus parvus Diers & Esteves -- not accepted
	Pseudopilocereus pentaedrophorus (Labour.) Buxb. -- not accepted
	Pseudopilocereus pernambucoensis (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus piauhyensis (G�rke) Buxb. -- not accepted
	Pseudopilocereus quadricostatus (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus robustus (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus rupicola (Werderm.) Buxb. -- not accepted
	Pseudopilocereus ruschianus Buining & Brederoo -- not accepted
	Pseudopilocereus salvadorensis (Werderm.) Buxb. -- not accepted
	Pseudopilocereus saudadensis (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus sergipensis (Werderm.) Buxb. -- not accepted
	Pseudopilocereus splendidus (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus superbus (F. Ritter) P.V. Heath -- not accepted
	Pseudopilocereus superfloccosus Buining & Brederoo -- not accepted
	Pseudopilocereus tuberculatus (Werderm.) Buxb. -- not accepted
	Pseudopilocereus ulei (K. Schum.) Buxb. -- not accepted
	Pseudopilocereus vilaboensis Diers & Esteves -- not accepted
	Pseudopilocereus werdermannianus Buining & Brederoo -- not accepted
	Pseudopilocereus zehntneri (Britton & Rose) P.V. Heath -- not accepted
	Pseudorhipsalis Britton & Rose -- accepted
	Pseudorhipsalis acuminata Cufod. -- accepted
	Pseudorhipsalis alata (Sw.) Britton & Rose -- accepted
	Pseudorhipsalis amazonica (K. Schum.) Ralf Bauer -- accepted
	Pseudorhipsalis amazonica ssp. amazonica (K. Schum.) Ralf Bauer -- accepted
	Pseudorhipsalis amazonica ssp. chocoensis Ralf Bauer -- accepted
	Pseudorhipsalis amazonica ssp. panamensis (Britton & Rose) Ralf Bauer -- accepted
	Pseudorhipsalis himantoclada (Rol.-Goss.) Britton & Rose -- accepted
	Pseudorhipsalis horichii (Kimnach) Barthlott -- not accepted
	Pseudorhipsalis lankesteri (Kimnach) Barthlott -- accepted
	Pseudorhipsalis macrantha Alexander -- not accepted
	Pseudorhipsalis ramulosa (Salm-Dyck) Barthlott -- accepted
	Pseudorhipsalis ramulosa ssp. jamaicensis (Britton & Harris) Doweld -- accepted
	Pseudorhipsalis ramulosa ssp. ramulosa (Salm-Dyck) Barthlott -- accepted
	Pseudozygocactus Backeb. -- not accepted
	Pseudozygocactus epiphylloides (Porto & Werderm.) Backeb. -- not accepted
	Pseudozygocactus epiphylloides ssp. bradei (Porto & A. Cast.) Doweld -- not accepted
	Pseudozygocactus epiphylloides var. bradei (Porto & A. Cast.) Barthlott & N.P. Taylor -- not accepted
	Pterocactus K. Schum. -- accepted
	Pterocactus araucanus A. Cast. -- accepted
	Pterocactus australis (F.A.C. Weber) Backeb. -- accepted
	Pterocactus decipiens G�rke -- not accepted
	Pterocactus fischeri Britton & Rose -- accepted
	Pterocactus gonjianii R. Kiesling -- accepted
	Pterocactus hickenii Britton & Rose -- accepted
	Pterocactus kuntzei K. Schum. -- not accepted
	Pterocactus megliolii R. Kiesling -- accepted
	Pterocactus pumilus Britton & Rose -- not accepted
	Pterocactus reticulatus R. Kiesling -- accepted
	Pterocactus skottsbergii (Britton & Rose) Backeb. -- not accepted
	Pterocactus tuberosus (Pfeiff.) Britton & Rose -- accepted
	Pterocactus valentini Speg. -- accepted
	Pterocereus T. MacDoug. & Miranda -- not accepted
	Pterocereus foetidus T. MacDoug. & Miranda -- not accepted
	Pterocereus gaumeri ssp. foetidus (T. MacDoug. & Miranda) S. Arias & Terrazas -- not accepted
	Puna R. Kiesling -- not accepted
	Puna bonnieae D.J. Ferguson & R. Kiesling -- not accepted
	Puna clavarioides (Pfeiff.) R. Kiesling -- not accepted
	Puna subterranea (R.E. Fr.) R. Kiesling -- not accepted
	Pygmaeocereus H. Johnson & Backeb. -- accepted
	Pygmaeocereus bieblii Diers -- accepted
	Pygmaeocereus bylesianus Andreae & Backeb. -- accepted
	Pygmaeocereus familiaris F. Ritter -- not accepted
	Pyrrhocactus A. Berger -- not accepted
	Pyrrhocactus andicola (F. Ritter) F. Ritter -- not accepted
	Pyrrhocactus aricensis F. Ritter -- not accepted
	Pyrrhocactus armatus F. Ritter -- not accepted
	Pyrrhocactus aspillagae (S�hrens) F. Ritter -- not accepted
	Pyrrhocactus atrospinosus Backeb. -- not accepted
	Pyrrhocactus atroviridis F. Ritter -- not accepted
	Pyrrhocactus bulbocalyx (Werderm.) Backeb. -- not accepted
	Pyrrhocactus calderianus F. Ritter -- not accepted
	Pyrrhocactus carrizalensis F. Ritter -- not accepted
	Pyrrhocactus chaniarensis F. Ritter -- not accepted
	Pyrrhocactus chilensis (Hildm. ex K. Schum.) F. Ritter -- not accepted
	Pyrrhocactus choapensis F. Ritter -- not accepted
	Pyrrhocactus chorosensis F. Ritter -- not accepted
	Pyrrhocactus coliguayensis F. Ritter -- not accepted
	Pyrrhocactus confinis F. Ritter -- not accepted
	Pyrrhocactus crispus F. Ritter -- not accepted
	Pyrrhocactus curvispinus (Bertero ex Colla) A. Berger -- not accepted
	Pyrrhocactus deherdtianus (Backeb.) Katt. -- not accepted
	Pyrrhocactus dimorphus F. Ritter -- not accepted
	Pyrrhocactus dubius Backeb. -- not accepted
	Pyrrhocactus echinus F. Ritter -- not accepted
	Pyrrhocactus eriosyzoides (F. Ritter) F. Ritter -- not accepted
	Pyrrhocactus floccosus F. Ritter -- not accepted
	Pyrrhocactus floribundus (Backeb.) F. Ritter -- not accepted
	Pyrrhocactus garaventai (F. Ritter) F. Ritter -- not accepted
	Pyrrhocactus glaucescens F. Ritter -- not accepted
	Pyrrhocactus gracilis F. Ritter -- not accepted
	Pyrrhocactus grandiflorus F. Ritter -- not accepted
	Pyrrhocactus heinrichianus (Backeb.) F. Ritter -- not accepted
	Pyrrhocactus horridus (Colla) Backeb. -- not accepted
	Pyrrhocactus huascensis F. Ritter -- not accepted
	Pyrrhocactus intermedius F. Ritter -- not accepted
	Pyrrhocactus iquiquensis F. Ritter -- not accepted
	Pyrrhocactus jussieui (Monv.) F. Ritter -- not accepted
	Pyrrhocactus krausii F. Ritter -- not accepted
	Pyrrhocactus limariensis F. Ritter -- not accepted
	Pyrrhocactus lissocarpus F. Ritter -- not accepted
	Pyrrhocactus marksianus F. Ritter -- not accepted
	Pyrrhocactus megliolii Rausch -- not accepted
	Pyrrhocactus melanacanthus Backeb. -- not accepted
	Pyrrhocactus neohankeanus F. Ritter -- not accepted
	Pyrrhocactus odoriflorus F. Ritter -- not accepted
	Pyrrhocactus pachacoensis Rausch -- not accepted
	Pyrrhocactus pamaensis F. Ritter -- not accepted
	Pyrrhocactus paucicostatus (F. Ritter) F. Ritter -- not accepted
	Pyrrhocactus pilispinus F. Ritter -- not accepted
	Pyrrhocactus platyacanthus F. Ritter -- not accepted
	Pyrrhocactus pulchellus F. Ritter -- not accepted
	Pyrrhocactus pygmaeus F. Ritter -- not accepted
	Pyrrhocactus reconditus F. Ritter -- not accepted
	Pyrrhocactus residuus F. Ritter & Buining -- not accepted
	Pyrrhocactus rupicola F. Ritter -- not accepted
	Pyrrhocactus sanjuanensis (Speg.) Backeb. -- not accepted
	Pyrrhocactus saxifragus F. Ritter -- not accepted
	Pyrrhocactus scoparius F. Ritter -- not accepted
	Pyrrhocactus setiflorus Backeb. -- not accepted
	Pyrrhocactus setosiflorus F. Ritter -- not accepted
	Pyrrhocactus setosiflorus Backeb. -- not accepted
	Pyrrhocactus simulans F. Ritter -- not accepted
	Pyrrhocactus strausianus (K. Schum.) A. Berger -- not accepted
	Pyrrhocactus subaianus Backeb. -- not accepted
	Pyrrhocactus taltalensis (Hutchison) F. Ritter -- not accepted
	Pyrrhocactus tenuis F. Ritter -- not accepted
	Pyrrhocactus totoralensis F. Ritter -- not accepted
	Pyrrhocactus transiens F. Ritter -- not accepted
	Pyrrhocactus transitensis F. Ritter -- not accepted
	Pyrrhocactus trapichensis F. Ritter -- not accepted
	Pyrrhocactus truncatipetalus F. Ritter -- not accepted
	Pyrrhocactus umadeave (Werderm.) Backeb. -- not accepted
	Pyrrhocactus vallenarensis F. Ritter -- not accepted
	Pyrrhocactus vertongenii J.G. Lamb -- not accepted
	Pyrrhocactus vexatus F. Ritter -- not accepted
	Pyrrhocactus villicumensis Rausch -- not accepted
	Pyrrhocactus vollianus Backeb. -- not accepted
	Pyrrhocactus wagenknechtii F. Ritter -- not accepted
	Quiabentia Britton & Rose -- accepted
	Quiabentia chacoensis Backeb. -- not accepted
	Quiabentia pereziensis Backeb. -- not accepted
	Quiabentia pflanzii (Vaupel) Vaupel ex A. Berger -- not accepted
	Quiabentia verticillata (Vaupel) Borg -- accepted
	Quiabentia zehntneri (Britton & Rose) Britton & Rose -- accepted
	Rapicactus Buxb. & Oehme -- not accepted
	Rapicactus beguinii (N.P. Taylor) L�thy -- not accepted
	Rapicactus beguinii ssp. hintoniorum (A. Hofer) L�thy -- not accepted
	Rapicactus booleanus (G.S. Hinton) D. Donati -- not accepted
	Rapicactus mandragora (A. Berger) Buxb. & Oehme -- not accepted
	Rapicactus mandragora ssp. pailanus (Halda & Panar.) L�thy -- not accepted
	Rapicactus pailanus (Halda & Panar.) D. Donati -- not accepted
	Rapicactus subterraneus (Backeb.) Buxb. & Oehme -- not accepted
	Rapicactus subterraneus ssp. booleanus (G.S. Hinton) L�thy -- not accepted
	Rapicactus subterraneus ssp. zaragosae (Glass & R.A. Foster) L�thy -- not accepted
	Rapicactus zaragosae (Glass & R.A. Foster) D. Donati -- not accepted
	Rathbunia Britton & Rose -- not accepted
	Rathbunia alamosensis (J.M. Coult.) Britton & Rose -- not accepted
	Rathbunia alamosensis var. sonorensis (Runge ex K. Schum.) P.V. Heath -- not accepted
	Rathbunia kerberi (K. Schum.) Britton & Rose -- not accepted
	Rathbunia neosonorensis Backeb. -- not accepted
	Rathbunia sonorensis (Runge ex K. Schum.) Britton & Rose -- not accepted
	Rauhocereus Backeb. -- accepted
	Rauhocereus riosaniensis Backeb. -- accepted
	Rauhocereus riosaniensis ssp. jaenensis (Rauh ex Backeb.) Ostolaza -- accepted
	Rauhocereus riosaniensis ssp. riosaniensis Backeb. -- accepted
	Rebutia K. Schum. -- accepted
	Rebutia albiareolata F. Ritter -- not accepted
	Rebutia albiflora F. Ritter & Buining -- not accepted
	Rebutia albipilosa F. Ritter -- not accepted
	Rebutia albopectinata Rausch -- accepted
	Rebutia archibuiningiana F. Ritter -- not accepted
	Rebutia arenacea C�rdenas -- accepted
	Rebutia atrovirens (Backeb.) Pilbeam -- not accepted
	Rebutia auranitida (Wessner) Buining & Donald -- not accepted
	Rebutia aureiflora ssp. elegans (Backeb.) Donald -- not accepted
	Rebutia aureiflora var. elegans (Backeb.) Buining & Donald -- not accepted
	Rebutia brachyantha (Wessner) Buining & Donald -- not accepted
	Rebutia brachyantha C�rdenas -- not accepted
	Rebutia breviflora (Backeb.) D.R. Hunt -- accepted
	Rebutia brunescens Rausch -- not accepted
	Rebutia brunneoradicata F. Ritter -- not accepted
	Rebutia buiningiana Rausch -- not accepted
	Rebutia caineana C�rdenas -- not accepted
	Rebutia cajasensis F. Ritter -- not accepted
	Rebutia calliantha Bewer. -- not accepted
	Rebutia camargoensis Rausch -- not accepted
	Rebutia canacruzensis Rausch -- not accepted
	Rebutia candiae C�rdenas -- not accepted
	Rebutia canigueralii C�rdenas -- accepted
	Rebutia canigueralii ssp. crispata (Rausch) Donald ex D.R. Hunt -- not accepted
	Rebutia canigueralii ssp. pulchra (C�rdenas) Donald ex D.R. Hunt -- not accepted
	Rebutia caracarensis C�rdenas -- not accepted
	Rebutia cardenasiana (R. V�squez) G. Navarro -- accepted
	Rebutia carmeniana Rausch -- not accepted
	Rebutia carminea Buining -- not accepted
	Rebutia christinae Rausch -- not accepted
	Rebutia chrysacantha Backeb. -- not accepted
	Rebutia cintia Hjertson -- accepted
	Rebutia cintiensis F. Ritter -- not accepted
	Rebutia colorea F. Ritter -- not accepted
	Rebutia corroana C�rdenas -- not accepted
	Rebutia costata Werderm. -- not accepted
	Rebutia cylindrica (Donald & A.B. Lau) D.R. Hunt -- accepted
	Rebutia deminuta (F.A.C. Weber) Britton & Rose -- accepted
	Rebutia deminuta ssp. deminuta (F.A.C. Weber) Britton & Rose -- accepted
	Rebutia deminuta ssp. kupperiana (Boed.) Hjertson -- accepted
	Rebutia diersiana Rausch -- not accepted
	Rebutia diersiana var. atrovirens Rausch -- not accepted
	Rebutia donaldiana A.B. Lau & G.D. Rowley -- not accepted
	Rebutia einsteinii Fric -- accepted
	Rebutia einsteinii ssp. aureiflora (Rausch) Hjertson -- accepted
	Rebutia einsteinii ssp. einsteinii Fric -- accepted
	Rebutia einsteinii ssp. gonjianii (R. Kiesling) Hjertson -- accepted
	Rebutia eos Rausch -- not accepted
	Rebutia euanthema (Backeb.) Buining & Donald -- not accepted
	Rebutia eucaliptana (Backeb.) F. Ritter -- not accepted
	Rebutia fabrisii Rausch -- accepted
	Rebutia fidana (Backeb.) D.R. Hunt -- accepted
	Rebutia fidana ssp. cintiensis (C�rdenas) D.R. Hunt -- accepted
	Rebutia fidana ssp. fidana (Backeb.) D.R. Hunt -- accepted
	Rebutia fiebrigii (G�rke) Britton & Rose -- accepted
	Rebutia fischeriana Slaba -- not accepted
	Rebutia flavistyla F. Ritter -- not accepted
	Rebutia friedrichiana Rausch -- not accepted
	Rebutia froehlichiana Rausch -- not accepted
	Rebutia frohlichiana Rausch -- not accepted
	Rebutia fulviseta Rausch -- not accepted
	Rebutia fusca F. Ritter -- not accepted
	Rebutia glomeriseta C�rdenas -- accepted
	Rebutia glomerispina C�rdenas -- not accepted
	Rebutia gonjianii R. Kiesling -- not accepted
	Rebutia graciliflora Backeb. -- not accepted
	Rebutia gracilispina F. Ritter -- not accepted
	Rebutia grandiflora Backeb. -- not accepted
	Rebutia haseltonii C�rdenas -- not accepted
	Rebutia heliosa Rausch -- accepted
	Rebutia hoffmannii Diers & Rausch -- not accepted
	Rebutia huasiensis Rausch -- not accepted
	Rebutia hyalacantha (Backeb.) Backeb. -- not accepted
	Rebutia inflexiseta C�rdenas -- not accepted
	Rebutia iridescens F. Ritter -- not accepted
	Rebutia iscayachensis Rausch -- not accepted
	Rebutia jujuyana Rausch -- not accepted
	Rebutia kariusiana Wessner -- not accepted
	Rebutia kieslingii Rausch -- not accepted
	Rebutia krainziana Kesselr. -- not accepted
	Rebutia krugerae (C�rdenas) Backeb. -- accepted
	Rebutia kupperiana Boed. -- not accepted
	Rebutia lanosiflora F. Ritter -- not accepted
	Rebutia leucanthema Rausch -- not accepted
	Rebutia mamillosa Rausch -- not accepted
	Rebutia marsoneri Werderm. -- not accepted
	Rebutia menesesii C�rdenas -- not accepted
	Rebutia mentosa (F. Ritter) Donald -- accepted
	Rebutia mentosa ssp. mentosa (F. Ritter) Donald -- accepted
	Rebutia mentosa ssp. purpurea (Donald & A.B. Lau) D.R. Hunt -- accepted
	Rebutia minuscula K. Schum. -- accepted
	Rebutia minuscula ssp. grandiflora (Backeb.) Donald -- not accepted
	Rebutia minuscula ssp. violaciflora (Backeb.) Donald -- not accepted
	Rebutia minuscula var. grandiflora (Backeb.) Krainz -- not accepted
	Rebutia minutissima F. Ritter -- not accepted
	Rebutia mixta F. Ritter -- not accepted
	Rebutia mixticolor F. Ritter -- not accepted
	Rebutia mudanensis Rausch -- not accepted
	Rebutia muscula F. Ritter & Thiele -- not accepted
	Rebutia narvaecense (C�rdenas) Donald -- not accepted
	Rebutia neocumingii (Backeb.) D.R. Hunt -- accepted
	Rebutia neocumingii ssp. lanata (F. Ritter) D.R. Hunt -- accepted
	Rebutia neocumingii ssp. neocumingii (Backeb.) D.R. Hunt -- accepted
	Rebutia neocumingii ssp. pilcomayensis (C�rdenas) D.R. Hunt -- not accepted
	Rebutia neocumingii ssp. pulquinensis (C�rdenas) D.R. Hunt -- accepted
	Rebutia neocumingii ssp. riograndensis (F. Ritter) D.R. Hunt -- not accepted
	Rebutia neocumingii ssp. saipinensis (F.H. Brandt) D.R. Hunt -- not accepted
	Rebutia neocumingii ssp. trollii (Oeser) D.R. Hunt -- not accepted
	Rebutia neumanniana (Werderm.) D.R. Hunt -- accepted
	Rebutia nigricans (Wessner) Pilbeam -- not accepted
	Rebutia nitida F. Ritter -- not accepted
	Rebutia nogalesensis F. Ritter -- not accepted
	Rebutia oculata Werderm. -- not accepted
	Rebutia odontopetala F. Ritter -- not accepted
	Rebutia oligacantha (F.H. Brandt) D.R. Hunt -- accepted
	Rebutia orurensis (Backeb.) F. Ritter -- not accepted
	Rebutia padcayensis Rausch -- accepted
	Rebutia pallida Rausch -- not accepted
	Rebutia patericalyx F. Ritter -- not accepted
	Rebutia pauciareolata F. Ritter -- not accepted
	Rebutia paucicostata F. Ritter -- not accepted
	Rebutia perplexa Donald -- not accepted
	Rebutia poecilantha F. Ritter -- not accepted
	Rebutia polymorpha C�rdenas -- not accepted
	Rebutia potosina F. Ritter -- not accepted
	Rebutia pseudodeminuta Backeb. -- not accepted
	Rebutia pseudominuscula (Speg.) Britton & Rose -- not accepted
	Rebutia pulchella Rausch -- not accepted
	Rebutia pulchera C�rdenas -- not accepted
	Rebutia pulchra C�rdenas -- accepted
	Rebutia pulvinosa F. Ritter & Buining -- accepted
	Rebutia pulvinosa ssp. albiflora (F. Ritter & Buining) Hjertson -- accepted
	Rebutia pulvinosa ssp. perplexa (Donald) Hjertson -- accepted
	Rebutia pulvinosa ssp. pulvinosa F. Ritter & Buining -- accepted
	Rebutia pygmaea (R.E. Fr.) Britton & Rose -- accepted
	Rebutia raulii Rausch -- not accepted
	Rebutia rauschii Zecher -- not accepted
	Rebutia ritteri (Wessner) Buining & Donald -- accepted
	Rebutia robustispina F. Ritter -- not accepted
	Rebutia rosalbiflora F. Ritter -- not accepted
	Rebutia rosalbiflora var. amblypetala F. Ritter -- not accepted
	Rebutia rubiginosa F. Ritter -- not accepted
	Rebutia rutiliflora F. Ritter -- not accepted
	Rebutia salpingantha F. Ritter -- not accepted
	Rebutia sanguinea F. Ritter -- not accepted
	Rebutia sarothroides Werderm. -- not accepted
	Rebutia schatzliana Rausch -- not accepted
	Rebutia senilis Backeb. -- not accepted
	Rebutia senilis ssp. chrysacantha (Backeb.) Donald -- not accepted
	Rebutia senilis var. chrysacantha (Backeb.) Donald -- not accepted
	Rebutia simoniana Rausch -- not accepted
	Rebutia singularis F. Ritter -- not accepted
	Rebutia spegazziniana Backeb. -- not accepted
	Rebutia spinosissima Backeb. -- not accepted
	Rebutia steinbachii Werderm. -- accepted
	Rebutia steinbachii ssp. kruegerae (C�rdenas) D.R. Hunt -- not accepted
	Rebutia steinbachii ssp. steinbachii Werderm. -- accepted
	Rebutia steinbachii ssp. tiraquensis (C�rdenas) D.R. Hunt -- accepted
	Rebutia steinbachii ssp. verticillacantha (F. Ritter) D.R. Hunt -- accepted
	Rebutia steinmannii (Solms) Britton & Rose -- accepted
	Rebutia sumayana Rausch -- not accepted
	Rebutia supthutiana Rausch -- not accepted
	Rebutia tamboensis F. Ritter -- not accepted
	Rebutia taratensis C�rdenas -- not accepted
	Rebutia tarijensis Rausch -- accepted
	Rebutia tarvitaensis F. Ritter -- not accepted
	Rebutia tiraquensis C�rdenas -- not accepted
	Rebutia torquata F. Ritter & Buining -- not accepted
	Rebutia tropaeolipicta F. Ritter -- not accepted
	Rebutia tuberculato-chrysantha C�rdenas -- not accepted
	Rebutia tuberosa F. Ritter -- not accepted
	Rebutia tunariensis C�rdenas -- not accepted
	Rebutia vallegrandensis C�rdenas -- not accepted
	Rebutia vasqueziana (Rausch) D.R. Hunt -- accepted
	Rebutia villazonensis F.H. Brandt -- not accepted
	Rebutia violaciflora Backeb. -- not accepted
	Rebutia violascens F. Ritter -- not accepted
	Rebutia vizcarrae C�rdenas -- not accepted
	Rebutia vulpina F. Ritter -- not accepted
	Rebutia wahliana Rausch -- not accepted
	Rebutia walteri Diers -- not accepted
	Rebutia wessneriana Bewer. -- not accepted
	Rebutia wessneriana ssp. beryllioides (Buining & Donald) Donald -- not accepted
	Rebutia wessneriana var. beryllioides (Buining & Donald) Buining & Donald -- not accepted
	Rebutia xanthocarpa Backeb. -- not accepted
	Rebutia yuquinensis Rausch -- not accepted
	Rebutia zecheri Rausch -- not accepted
	Reicheocactus Backeb. -- not accepted
	Reicheocactus floribundus Backeb. -- not accepted
	Reicheocactus neoreichei (Backeb.) Backeb. -- not accepted
	Reicheocactus pseudoreicheanus Backeb. -- not accepted
	Rhipsalidopsis Britton & Rose -- not accepted
	Rhipsalidopsis gaertneri (Regel) Linding. -- not accepted
	Rhipsalidopsis rosea (Lagerh.) Britton & Rose -- not accepted
	Rhipsalis Gaertn. -- accepted
	Rhipsalis aculeata F.A.C. Weber -- not accepted
	Rhipsalis agudoensis N.P. Taylor -- accepted
	Rhipsalis alboareolata F. Ritter -- not accepted
	Rhipsalis angustissima F.A.C. Weber -- not accepted
	Rhipsalis angustissimus F.A.C. Weber -- not accepted
	Rhipsalis asperula Vaupel -- not accepted
	Rhipsalis baccifera (Sol. ex J.M. Mill.) Stearn -- accepted -- Nopalillo-mal ojo, mistletoe cactus
	Rhipsalis baccifera ssp. baccifera (Sol. ex J.M. Mill.) Stearn -- accepted
	Rhipsalis baccifera ssp. cleistogama M. Kessler, Ibisch & Barthlott -- accepted
	Rhipsalis baccifera ssp. erythrocarpa (K. Schum.) Barthlott -- accepted
	Rhipsalis baccifera ssp. fortdauphinensis S�pplie -- not accepted
	Rhipsalis baccifera ssp. hileiabaiana N.P. Taylor & Barthlott -- accepted
	Rhipsalis baccifera ssp. horrida (Baker) Barthlott -- accepted
	Rhipsalis baccifera ssp. mauritiana (DC.) Barthlott -- accepted
	Rhipsalis baccifera ssp. shaferi (Britton & Rose) Barthlott & N.P. Taylor -- accepted
	Rhipsalis bartlettii Clover -- not accepted
	Rhipsalis boliviana (Britton) Lauterb. ex Buchtien -- not accepted
	Rhipsalis brevispina (Barthlott) Kimnach -- not accepted
	Rhipsalis burchellii Britton & Rose -- accepted
	Rhipsalis campos-portoana Loefgr. -- accepted
	Rhipsalis capilliformis F.A.C. Weber -- not accepted
	Rhipsalis cassutha Gaertn. -- not accepted -- mistletoe cactus
	Rhipsalis cassuthopsis Backeb. -- not accepted
	Rhipsalis cassytha Gaertn. -- not accepted
	Rhipsalis cassythoides Loefgr. -- not accepted
	Rhipsalis cassythoydes Loefgr. -- not accepted
	Rhipsalis cereoides (Backeb. & Voll) Backeb. -- accepted
	Rhipsalis cereuscula Haw. -- accepted
	Rhipsalis chloroptera F.A.C. Weber -- not accepted
	Rhipsalis chrysantha Loefgr. -- not accepted
	Rhipsalis chrysocarpa Loefgr. -- not accepted
	Rhipsalis clavata F.A.C. Weber -- accepted
	Rhipsalis clavellina F. Ritter -- not accepted
	Rhipsalis crenata (Britton) Vaupel -- not accepted
	Rhipsalis crispata Pfeiff. -- accepted
	Rhipsalis crispimarginata Loefgr. -- not accepted
	Rhipsalis cuneata Britton & Rose -- accepted
	Rhipsalis densiareolata Loefgr. -- not accepted
	Rhipsalis dissimilis (G. Lindb.) K. Schum. -- accepted
	Rhipsalis dusenii Hjelmq. -- not accepted
	Rhipsalis elliptica G. Lindb. ex K. Schum. -- accepted
	Rhipsalis erythrocarpa K. Schum. -- not accepted
	Rhipsalis ewaldiana Barthlott & N.P. Taylor -- accepted
	Rhipsalis fastigiata Hjelmq. -- not accepted
	Rhipsalis floccosa Salm-Dyck ex Pfeiff. -- accepted
	Rhipsalis floccosa ssp. floccosa Salm-Dyck ex Pfeiff. -- accepted
	Rhipsalis floccosa ssp. hohenauensis (F. Ritter) Barthlott & N.P. Taylor -- accepted
	Rhipsalis floccosa ssp. oreophila N.P. Taylor & Zappi -- accepted
	Rhipsalis floccosa ssp. pittieri (Britton & Rose) Barthlott & N.P. Taylor -- accepted
	Rhipsalis floccosa ssp. pulvinigera (G. Lindb.) Barthlott & N.P. Taylor -- accepted
	Rhipsalis floccosa ssp. tucumanensis (F.A.C. Weber) Barthlott & N.P. Taylor -- accepted
	Rhipsalis flosculosa F. Ritter -- not accepted
	Rhipsalis gibberula F.A.C. Weber -- not accepted
	Rhipsalis gonocarpa F.A.C. Weber -- not accepted
	Rhipsalis grandiflora Haw. -- accepted
	Rhipsalis hadrosoma G. Lindb. -- not accepted
	Rhipsalis heptagona Rauh & Backeb. -- not accepted
	Rhipsalis herminiae (Porto & A. Cast.) Kimnach -- not accepted
	Rhipsalis heteroclada Britton & Rose -- not accepted
	Rhipsalis hoelleri Barthlott & N.P. Taylor -- accepted
	Rhipsalis hohenauensis F. Ritter -- not accepted
	Rhipsalis houlletiana Lem. -- not accepted
	Rhipsalis hylaea F. Ritter -- not accepted
	Rhipsalis incachacana C�rdenas -- not accepted
	Rhipsalis jamaicensis Britton & Harris -- not accepted
	Rhipsalis juengeri Barthlott & N.P. Taylor -- accepted
	Rhipsalis kirbergii Barthlott -- not accepted
	Rhipsalis leiophloea Vaupel -- not accepted
	Rhipsalis leucorhaphis K. Schum. -- not accepted
	Rhipsalis lindbergiana K. Schum. -- accepted
	Rhipsalis linearis K. Schum. -- not accepted
	Rhipsalis loefgrenii Britton & Rose -- not accepted
	Rhipsalis lorentziana Griseb. -- not accepted
	Rhipsalis maricaensis Scheinvar -- not accepted
	Rhipsalis megalantha Loefgr. -- not accepted
	Rhipsalis mesembryanthemoides Haw. -- accepted
	Rhipsalis micrantha DC. -- accepted
	Rhipsalis minutiflora K. Schum. -- not accepted
	Rhipsalis miyagawae (Barthlott & Rauh) Kimnach -- not accepted
	Rhipsalis monteazulensis F. Ritter -- not accepted
	Rhipsalis neves-armondii K. Schum. -- accepted
	Rhipsalis oblonga Loefgr. -- accepted
	Rhipsalis occidentalis Barthlott -- accepted
	Rhipsalis olivifera N.P. Taylor & Zappi -- accepted
	Rhipsalis ormindoi N.P. Taylor & Zappi -- accepted
	Rhipsalis pacheco-leonis Loefgr. -- accepted
	Rhipsalis pacheco-leonis ssp. catenulata (Kimnach) Barthlott & N.P. Taylor -- accepted
	Rhipsalis pachyptera Pfeiff. -- accepted
	Rhipsalis paradoxa (Salm-Dyck ex Pfeiff.) Salm-Dyck -- accepted
	Rhipsalis paradoxa ssp. paradoxa (Salm-Dyck ex Pfeiff.) Salm-Dyck -- accepted
	Rhipsalis paradoxa ssp. septentrionalis N.P. Taylor & Barthlott -- accepted
	Rhipsalis paranganiensis (C�rdenas) Kimnach -- not accepted
	Rhipsalis pentaptera A. Dietr. -- accepted
	Rhipsalis pilocarpa Loefgr. -- accepted
	Rhipsalis pilosa F.A.C. Weber ex K. Schum. -- not accepted
	Rhipsalis pittieri Britton & Rose -- not accepted
	Rhipsalis prismatica (Lem.) R�mpler -- not accepted
	Rhipsalis pulchra Loefgr. -- accepted
	Rhipsalis pulvinigera G. Lindb. -- not accepted
	Rhipsalis puniceodiscus G. Lindb. -- accepted
	Rhipsalis purpusii Weing. -- not accepted
	Rhipsalis rauhiorum Barthlott -- not accepted
	Rhipsalis rigida Loefgr. -- not accepted
	Rhipsalis riocampanensis Madsen & Z. Aguirre -- not accepted
	Rhipsalis robusta G. Lindb. -- not accepted
	Rhipsalis roseana A. Berger -- not accepted
	Rhipsalis russellii Britton & Rose -- accepted
	Rhipsalis saxatile (Friedrich, Redecker & Backeb.) Friedrich & Redecker -- not accepted
	Rhipsalis shaferi Britton & Rose -- not accepted
	Rhipsalis simmleri Beauverd -- not accepted
	Rhipsalis spinescens Lombardi -- not accepted
	Rhipsalis squamulosa K. Schum. -- not accepted
	Rhipsalis sulcata F.A.C. Weber -- accepted
	Rhipsalis teres Steud. -- accepted
	Rhipsalis tonduzii F.A.C. Weber -- not accepted
	Rhipsalis trigona Pfeiff. -- accepted
	Rhipsalis tucumanensis F.A.C. Weber -- not accepted
	Rhipsalis undulata Pfeiff. -- not accepted
	Rhipsalis virgata F.A.C. Weber -- not accepted
	Rhipsalis warmingiana K. Schum. -- not accepted
	Rhipsalis wercklei A. Berger -- not accepted
	Rhodocactus (A. Berger) F.M. Knuth -- not accepted
	Rhodocactus antonianus Backeb. -- not accepted
	Rhodocactus autumnalis (Eichlam) F.M. Knuth -- not accepted
	Rhodocactus bleo (Kunth) F.M. Knuth -- not accepted
	Rhodocactus colombianus (Britton & Rose) F.M. Knuth -- not accepted
	Rhodocactus corrugatus (Cutak) Backeb. -- not accepted
	Rhodocactus cubensis (Britton & Rose) F.M. Knuth -- not accepted
	Rhodocactus grandifolius (Haw.) F.M. Knuth -- not accepted
	Rhodocactus guamacho (F.A.C. Weber) F.M. Knuth -- not accepted
	Rhodocactus higueranus (C�rdenas) Backeb. -- not accepted
	Rhodocactus lychnidiflorus (DC.) F.M. Knuth -- not accepted
	Rhodocactus nicoyanus (F.A.C. Weber) F.M. Knuth -- not accepted
	Rhodocactus portulacifolius (L.) F.M. Knuth -- not accepted
	Rhodocactus sacharosa (Griseb.) Backeb. -- not accepted
	Rhodocactus saipinensis (C�rdenas) Backeb. -- not accepted
	Rhodocactus tampicanus (F.A.C. Weber) Backeb. -- not accepted
	Rhodocactus zinniiflorus (DC.) F.M. Knuth -- not accepted
	Rimacactus Mottram -- not accepted
	Rimacactus laui (L�thy) Mottram -- not accepted
	Ritterocereus Backeb. -- not accepted
	Ritterocereus deficiens (Otto & A. Dietr.) Backeb. -- not accepted
	Ritterocereus eichlamii (Britton & Rose) Backeb. -- not accepted
	Ritterocereus griseus (Haw.) Backeb. -- not accepted
	Ritterocereus laevigatus (Salm-Dyck) Backeb. -- not accepted
	Ritterocereus pruinosus (Otto ex Pfeiff.) Backeb. -- not accepted
	Ritterocereus queretaroensis (F.A.C. Weber) Backeb. -- not accepted
	Ritterocereus standleyi (J.G. Ortega) Backeb. -- not accepted
	Rodentiophila F. Ritter & Y. It� -- not accepted
	Rodentiophila atacamensis F. Ritter & Y. It� -- not accepted
	Rodentiophila megacarpa F. Ritter & Y. It� -- not accepted
	Rooksbya (Backeb.) Backeb. -- not accepted
	Rooksbya euphorbioides (Haw.) Backeb. -- not accepted
	Roseocactus A. Berger -- not accepted
	Roseocactus fissuratus (Engelm.) A. Berger -- not accepted
	Roseocactus intermedius Backeb. & Kilian -- not accepted
	Roseocactus kotschoubeyanus (Lem.) A. Berger -- not accepted
	Roseocactus kotschoubeyanus ssp. macdowellii Backeb. -- not accepted
	Roseocactus kotschoubeyanus var. albiflorus Backeb. -- not accepted
	Roseocactus kotschoubeyanus var. macdowellii (Backeb.) Backeb. -- not accepted
	Roseocactus lloydii (Rose) A. Berger -- not accepted
	Roseocereus Backeb. -- not accepted
	Roseocereus tephracanthus (Labour.) Backeb. -- not accepted
	Samaipaticereus C�rdenas -- accepted
	Samaipaticereus corroanus C�rdenas -- accepted
	Samaipaticereus inquisivensis C�rdenas -- not accepted
	Schlumbergera Lem. -- accepted
	Schlumbergera gaertneri (Regel) Britton & Rose -- not accepted
	Schlumbergera kautskyi (Horobin & McMillan) N.P. Taylor -- accepted
	Schlumbergera microsphaerica (K. Schum.) Hoevel -- accepted
	Schlumbergera obtusangula (K. Schum.) D.R. Hunt -- not accepted
	Schlumbergera opuntioides (Loefgr. & Dus�n) D.R. Hunt -- accepted
	Schlumbergera orssichiana Barthlott & McMillan -- accepted
	Schlumbergera russelliana (Hook.) Britton & Rose -- accepted
	Schlumbergera truncata (Haw.) Moran -- accepted -- false Christmas cactus
	Schlumbergera truncata ssp. kautskyi Horobin & McMillan -- not accepted
	Schlumbergera X buckleyi D.R. Hunt -- accepted
	Sclerocactus Britton & Rose -- accepted -- fishhook cactus
	Sclerocactus blainei S.L. Welsh & K.H. Thorne -- accepted -- Blaine's fishhook cactus
	Sclerocactus brevispinus K.D. Heil & J.M. Porter -- accepted -- shortspine fishhook cactus, Pariette cactus
	Sclerocactus cloverae K.D. Heil & J.M. Porter -- accepted
	Sclerocactus cloverae ssp. brackii K.D. Heil & J.M. Porter -- accepted
	Sclerocactus cloverae ssp. cloverae K.D. Heil & J.M. Porter -- accepted
	Sclerocactus cloveriae K.D. Heil & J.M. Porter -- not accepted -- Clover's fishhook cactus
	Sclerocactus cloveriae ssp. brackii K.D. Heil & J.M. Porter -- not accepted
	Sclerocactus contortus K.D. Heil -- not accepted -- Canyonlands fishhook cactus
	Sclerocactus erectocentrus (J.M. Coult.) N.P. Taylor -- accepted -- redspine fishhook cactus, Biznaga-bola de centrales erectas
	Sclerocactus erectocentrus var. acunensis (W.T. Marshall) Bravo -- accepted
	Sclerocactus erectocentrus var. erectocentrus (J.M. Coult.) N.P. Taylor -- accepted
	Sclerocactus franklinii J.W. Evans -- not accepted
	Sclerocactus glaucus (K. Schum.) L.D. Benson -- accepted -- Uinta Basin hookless cactus, Colorado hookless cactus
	Sclerocactus havasupaiensis Clover -- not accepted
	Sclerocactus intermedius Peebles -- not accepted
	Sclerocactus intertextus (Engelm.) N.P. Taylor -- accepted -- white fishhook cactus, white fish-hook cactus, Biznaga-bola entretejida
	Sclerocactus johnsonii (Parry ex Engelm.) N.P. Taylor -- accepted -- Johnson's fishhook cactus, Johnson's barrel cactus, pygmy barrel cactus
	Sclerocactus mariposensis (Hester) N.P. Taylor -- accepted -- Lloyd's fishhook cactus, Biznaga-bola de Mariposa, Lloyd's Mariposa cactus, golfball cactus, silver column cactus
	Sclerocactus mesae-verdae (Boissev. & C. Davidson) L.D. Benson -- accepted -- Mesa Verde fishhook cactus, Mesa Verde cactus
	Sclerocactus nyensis Hochst�tter -- accepted -- Nye County fishhook cactus
	Sclerocactus papyracanthus (Engelm.) N.P. Taylor -- accepted -- paperspine fishhook cactus, Biznaga-bola de espinas de papel
	Sclerocactus parviflorus Clover & Jotter -- accepted -- smallflower fishhook cactus
	Sclerocactus parviflorus ssp. havasupaiensis (Clover) Hochst�tter -- not accepted
	Sclerocactus parviflorus ssp. intermedius (Peebles) K.D. Heil & J.M. Porter -- not accepted -- intermediate fishhook cactus
	Sclerocactus parviflorus var. intermedius (Peebles) D. Woodruff & L.D. Benson -- not accepted -- intermediate fishhook cactus
	Sclerocactus polyancistrus (Engelm. & J.M. Bigelow) Britton & Rose -- accepted -- redspined fishhook cactus, Mojave fishhook cactus, Mohave fishhook cactus
	Sclerocactus pubispinus (Engelm.) L.D. Benson -- accepted -- Great Basin fishhook cactus
	Sclerocactus pubispinus var. sileri L.D. Benson -- not accepted
	Sclerocactus pubispinus var. spinosior (Engelm.) S.L. Welsh -- not accepted
	Sclerocactus scheeri (Salm-Dyck) N.P. Taylor -- accepted -- Scheer's fishhook cactus, Biznaga-bola ganchuda, Tobusch fishhook cactus
	Sclerocactus sileri (L.D. Benson) K.D. Heil & J.M. Porter -- accepted
	Sclerocactus spinosior (Engelm.) D. Woodruff & L.D. Benson -- accepted -- desert valley fishhook cactus, desert valley fish-hook cactus
	Sclerocactus terrae-canyonae K.D. Heil -- not accepted -- longspine fishhook cactus
	Sclerocactus uncinatus (Galeotti ex Pfeiff.) N.P. Taylor -- accepted -- Chihuahuan fishhook cactus, Biznaga-bola uncinada
	Sclerocactus uncinatus ssp. crassihamatus (F.A.C. Weber) N.P. Taylor -- accepted
	Sclerocactus uncinatus ssp. uncinatus (Galeotti ex Pfeiff.) N.P. Taylor -- accepted
	Sclerocactus unguispinus (Engelm.) N.P. Taylor -- accepted
	Sclerocactus warnockii (L.D. Benson) N.P. Taylor -- accepted -- Warnock's fishhook cactus, Biznaga-bola amarilla
	Sclerocactus wetlandicus Hochst�tter -- accepted -- Uinta Basin hookless cactus
	Sclerocactus whipplei (Engelm. & J.M. Bigelow) Britton & Rose -- accepted -- Whipple's fishhook cactus
	Sclerocactus whipplei ssp. heilii (Castetter, P. Pierce & K.H. Schwer.) D.R. Hunt -- not accepted
	Sclerocactus whipplei var. glaucus (K. Schum.) S.L. Welsh -- not accepted
	Sclerocactus whipplei var. heilii Castetter, P. Pierce & K.H. Schwer. -- not accepted -- Heil's fishhook cactus
	Sclerocactus whipplei var. intermedius (Peebles) L.D. Benson -- not accepted
	Sclerocactus whipplei var. reevsii Castetter, P. Pierce & K.H. Schwer. -- not accepted -- Reeves' fishhook cactus
	Sclerocactus whipplei var. spinosior (Engelm.) Boissev. -- not accepted
	Sclerocactus whipplei var. whipplei (Engelm. & J.M. Bigelow) Britton & Rose -- not accepted -- Whipple's fishhook cactus
	Sclerocactus wrightiae L.D. Benson -- accepted -- Wright's fishhook cactus
	Selenicereus (A. Berger) Britton & Rose -- accepted -- moonlight cactus
	Selenicereus anthonyanus (Alexander) D.R. Hunt -- accepted
	Selenicereus atropilosus Kimnach -- accepted
	Selenicereus boeckmanni (Otto ex Salm-Dyck) Britton & Rose -- not accepted
	Selenicereus brevispinus Britton & Rose -- not accepted
	Selenicereus chontalensis (Alexander) Kimnach -- not accepted
	Selenicereus chrysocardium (Alexander) Kimnach -- accepted
	Selenicereus coniflorus (Weing.) Britton & Rose -- not accepted -- coneflower moonlight cactus, Pitayita-noctirna de culebra
	Selenicereus donkelaarii (Salm-Dyck) Britton & Rose -- not accepted
	Selenicereus extensus (Salm-Dyck ex DC.) Leuenb. -- not accepted
	Selenicereus grandiflorus (L.) Britton & Rose -- accepted -- queen of the night, Pitayita-nocturna reina de la noche
	Selenicereus grandiflorus ssp. donkelaarii (Salm-Dyck) Ralf Bauer -- accepted
	Selenicereus grandiflorus ssp. grandiflorus (L.) Britton & Rose -- accepted
	Selenicereus grandiflorus ssp. hondurensis (K. Schum. ex Weing) Ralf Bauer -- accepted
	Selenicereus grandiflorus ssp. lautneri Ralf Bauer -- accepted
	Selenicereus hallensis Weing. ex Borg -- not accepted
	Selenicereus hamatus (Scheidw.) Britton & Rose -- accepted
	Selenicereus hondurensis (K. Schum. ex Weing) Britton & Rose -- not accepted
	Selenicereus inermis (Otto) Britton & Rose -- accepted
	Selenicereus kunthianus (hort. ex Salm-Dyck) Britton & Rose -- not accepted
	Selenicereus maxonii Rose -- not accepted
	Selenicereus megalanthus (K. Schum. ex Vaupel) Moran -- not accepted
	Selenicereus mirandae Bravo -- not accepted
	Selenicereus murrillii Britton & Rose -- accepted
	Selenicereus nelsonii (Weing.) Britton & Rose -- accepted
	Selenicereus pringlei Rose -- not accepted
	Selenicereus pseudospinulosus Weing. -- not accepted
	Selenicereus pteranthus (Link ex A. Dietr.) Britton & Rose -- accepted -- princess of the night, Pitayita-nocturna flor de la noche
	Selenicereus rizzini Scheinvar -- not accepted
	Selenicereus spinulosus (DC.) Britton & Rose -- accepted -- vinelike moonlight cactus, Pitayita-nocturna espinosa, nightblooming cereus
	Selenicereus urbanianus (G�rke & Weing.) Britton & Rose -- not accepted
	Selenicereus vagans (Brandegee) Britton & Rose -- accepted
	Selenicereus validus S. Arias & U. Guzm�n -- accepted
	Selenicereus vaupelii (Weing.) A. Berger -- not accepted
	Selenicereus wercklei (F.A.C. Weber) Britton & Rose -- not accepted
	Seticereus Backeb. -- not accepted
	Seticereus chlorocarpus (Kunth) Backeb. -- not accepted
	Seticereus humboldtii (Kunth) Backeb. -- not accepted
	Seticereus icosagonus (Kunth) Backeb. -- not accepted
	Seticleistocactus Backeb. -- not accepted
	Seticleistocactus dependens (C�rdenas) Backeb. -- not accepted
	Seticleistocactus piraymirensis (C�rdenas) Backeb. -- not accepted
	Setiechinopsis (Backeb.) de Haas -- not accepted
	Setiechinopsis mirabilis (Speg.) Backeb. ex de Haas -- not accepted
	Siccobaccatus P.J. Braun & Esteves -- not accepted
	Siccobaccatus dolichospermaticus (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Siccobaccatus estevesii (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
	Siccobaccatus insigniflorus (Diers & Esteves) P.J. Braun & Esteves -- not accepted
	Soehrensia Backeb. -- not accepted
	Soehrensia bruchii (Britton & Rose) Backeb. -- not accepted
	Soehrensia formosa (Pfeiff.) Backeb. -- not accepted
	Soehrensia ingens Backeb. -- not accepted
	Soehrensia korethroides (Werderm.) Backeb. -- not accepted
	Soehrensia oreopepon (Speg.) Backeb. -- not accepted
	Soehrensia smrziana (Speg.) Backeb. -- not accepted
	Soehrensia uebelmanniana Lembcke & Backeb. -- not accepted
	Solisia Britton & Rose -- not accepted
	Solisia pectinata (Stein) Britton & Rose -- not accepted
	Spegazzinia Backeb. -- not accepted
	Spegazzinia fidaiana (Backeb.) Backeb. -- not accepted
	Stenocactus (K. Schum.) A. Berger -- accepted
	Stenocactus albatus (A. Dietr.) F.M. Knuth -- not accepted
	Stenocactus arrigens (Link) A. Berger -- not accepted
	Stenocactus coptonogonus (Lem.) A. Berger -- accepted
	Stenocactus crispatus (DC.) A. Berger -- accepted
	Stenocactus dichroacanthus (Mart.) A. Berger ex Backeb. & F.M. Knuth -- not accepted
	Stenocactus heteracanthus (Muehlenpf.) A. Berger -- not accepted
	Stenocactus lamellosus (A. Dietr.) A. Berger -- not accepted
	Stenocactus lancifer (A. Dietr.) A. Berger ex Backeb. & F.M. Knuth -- not accepted
	Stenocactus lloydii (Britton & Rose) A. Berger -- not accepted
	Stenocactus multicostatus (Hildm.) A. Berger -- accepted
	Stenocactus obvallatus (DC.) A. Berger -- accepted
	Stenocactus ochoterenaus Tiegel -- not accepted
	Stenocactus pentacanthus A. Berger -- not accepted
	Stenocactus phyllacanthus (A. Dietr. & Otto) A. Berger -- accepted
	Stenocactus sulphureus (A. Dietr.) Bravo -- accepted
	Stenocactus vaupelianus (Werderm.) F.M. Knuth -- accepted
	Stenocactus zacatecasensis A. Berger -- not accepted
	Stenocereus (A. Berger) Riccob. -- accepted
	Stenocereus alamosensis (J.M. Coult.) A.C. Gibson & K.E. Horak -- accepted
	Stenocereus aragonii (F.A.C. Weber) Buxb. -- accepted
	Stenocereus beneckei (Ehrenb.) A. Berger & Buxb. -- accepted
	Stenocereus chacalapensis (Bravo & T. MacDoug.) Buxb. -- accepted
	Stenocereus chrysocarpus S�nchez-Mej. -- accepted
	Stenocereus deficiens (Otto & A. Dietr.) Buxb. -- not accepted
	Stenocereus dumortieri (Scheidw.) Buxb. -- accepted
	Stenocereus eichlamii (Britton & Rose) Buxb. -- accepted
	Stenocereus eruca (Brandegee) A.C. Gibson & K.E. Horak -- accepted
	Stenocereus fimbriatus (Lam.) Lourteig -- accepted -- Spanish stenocereus
	Stenocereus fricii S�nchez-Mej. -- accepted
	Stenocereus griseus (Haw.) Buxb. -- accepted
	Stenocereus gummosus (Engelm.) A.C. Gibson & K.E. Horak -- accepted
	Stenocereus humilis (Britton & Rose) D.R. Hunt -- accepted
	Stenocereus hystrix (Haw.) Buxb. -- not accepted -- Spanish stenocereus
	Stenocereus kerberi (K. Schum.) A.C. Gibson & K.E. Horak -- accepted
	Stenocereus laevigatus (Salm-Dyck) Buxb. -- not accepted
	Stenocereus littoralis (K. Brandegee) L.W. Lenz -- not accepted
	Stenocereus longispinus (Britton & Rose) Buxb. -- not accepted
	Stenocereus marginatus (DC.) A. Berger & Buxb. -- not accepted
	Stenocereus martinezii (J.G. Ortega) Buxb. -- accepted
	Stenocereus montanus (Britton & Rose) Buxb. -- accepted
	Stenocereus peruvianus (L.) R. Kiesling -- not accepted
	Stenocereus pruinosus (Otto ex Pfeiff.) Buxb. -- accepted
	Stenocereus queretaroensis (F.A.C. Weber) Buxb. -- accepted
	Stenocereus quevedonis (J.G. Ortega) Buxb. -- accepted
	Stenocereus standleyi (J.G. Ortega) Buxb. -- accepted
	Stenocereus stellatus (Pfeiff.) Riccob. -- accepted
	Stenocereus thurberi (Engelm.) Buxb. -- accepted -- organpipe cactus, Pitayo dulce
	Stenocereus thurberi ssp. littoralis (K. Brandegee) N.P. Taylor -- accepted
	Stenocereus thurberi ssp. thurberi (Engelm.) Buxb. -- accepted
	Stenocereus treleasei (Rose) Backeb. -- accepted
	Stenocereus weberi (J.M. Coult.) Buxb. -- not accepted
	Stephanocereus A. Berger -- accepted
	Stephanocereus leucostele (G�rke) A. Berger -- accepted
	Stephanocereus luetzelburgii (Vaupel) N.P. Taylor & Eggli -- accepted
	Stetsonia Britton & Rose -- accepted
	Stetsonia coryne (Salm-Dyck) Britton & Rose -- accepted
	Strombocactus Britton & Rose -- accepted
	Strombocactus denegrii (Fric) G.D. Rowley -- not accepted
	Strombocactus disciformis (DC.) Britton & Rose -- accepted
	Strombocactus disciformis ssp. disciformis (DC.) Britton & Rose -- accepted
	Strombocactus disciformis ssp. esperanzae Glass & S. Arias -- accepted
	Strombocactus jarmilae Halda -- not accepted
	Strombocactus klinkerianus (Backeb. & H. Jacobsen) Buining & Brederoo -- not accepted
	Strombocactus lophophoroides (Werderm.) F.M. Knuth -- not accepted
	Strombocactus pseudomacrochele Backeb. -- not accepted
	Strombocactus pseudomacrochele var. krainzianus (Gerhart Frank) G.D. Rowley -- not accepted
	Strombocactus schmiedickeanus (Boed.) J. West -- not accepted
	Strombocactus schmiedickeanus var. klinkerianus (Backeb. & H. Jacobsen) G.D. Rowley -- not accepted
	Strombocactus schwarzii Shurly -- not accepted
	Strophocactus Britton & Rose -- accepted
	Strophocactus chontalensis (Alexander) Ralf Bauer -- accepted
	Strophocactus testudo (Karw. ex Zucc.) Ralf Bauer -- accepted
	Strophocactus wittii (K. Schum.) Britton & Rose -- accepted
	Submatucana Backeb. -- not accepted
	Submatucana aurantiaca (Vaupel) Backeb. -- not accepted
	Submatucana calvescens (Kimnach & Hutchison) Backeb. -- not accepted
	Submatucana formosa (F. Ritter) Backeb. -- not accepted
	Submatucana intertexta (F. Ritter) Backeb. -- not accepted
	Submatucana madisoniorum (Hutchison) Backeb. -- not accepted
	Submatucana myriacantha (Vaupel) Backeb. -- not accepted
	Submatucana paucicostata (F. Ritter) Backeb. -- not accepted
	Submatucana ritteri (Buining) Backeb. -- not accepted
	Subpilocereus Backeb. -- not accepted
	Subpilocereus atroviridis (Backeb.) Backeb. -- not accepted
	Subpilocereus grenadensis (Britton & Rose) Backeb. -- not accepted
	Subpilocereus horrispinus (Backeb.) Backeb. -- not accepted
	Subpilocereus mortensenii (Croizat) Trujillo & Marisela Ponce -- not accepted
	Subpilocereus remolinensis (Backeb.) Backeb. -- not accepted
	Subpilocereus repandus (L.) Backeb. -- not accepted
	Subpilocereus repandus ssp. micracanthus (Hummelinck) Trujillo & Marisela Ponce -- not accepted
	Subpilocereus russelianus (R�mpler) Backeb. -- not accepted
	Sulcorebutia Backeb. -- not accepted
	Sulcorebutia alba Rausch -- not accepted
	Sulcorebutia arenacea (C�rdenas) F. Ritter -- not accepted
	Sulcorebutia augustinii Hentzschel -- not accepted
	Sulcorebutia breviflora Backeb. -- not accepted
	Sulcorebutia caineana (C�rdenas) Donald -- not accepted
	Sulcorebutia candiae (C�rdenas) Buining & Donald -- not accepted
	Sulcorebutia canigueralii (C�rdenas) Buining & Donald -- not accepted
	Sulcorebutia caracarensis (C�rdenas) Donald -- not accepted
	Sulcorebutia cardenasiana R. V�squez -- not accepted
	Sulcorebutia chilensis (Backeb.) F.H. Brandt -- not accepted
	Sulcorebutia cintiensis (C�rdenas) F.H. Brandt -- not accepted
	Sulcorebutia cochabambina Rausch -- not accepted
	Sulcorebutia corroana (C�rdenas) Brederoo & Donald -- not accepted
	Sulcorebutia crispata Rausch -- not accepted
	Sulcorebutia cylindrica Donald & A.B. Lau -- not accepted
	Sulcorebutia dorana Gertel -- not accepted
	Sulcorebutia erinacea (F. Ritter) F.H. Brandt -- not accepted
	Sulcorebutia fidaiana (Backeb.) F.H. Brandt -- not accepted
	Sulcorebutia fischeriana K. Augustin -- not accepted
	Sulcorebutia flavissima Rausch -- not accepted
	Sulcorebutia frankiana Rausch -- not accepted
	Sulcorebutia gerosenilis R�ha & Arandia -- not accepted
	Sulcorebutia glomeriseta (C�rdenas) F. Ritter -- not accepted
	Sulcorebutia glomerispina (C�rdenas) Buining & Donald -- not accepted
	Sulcorebutia haseltonii (C�rdenas) Donald -- not accepted
	Sulcorebutia hediniana (Backeb.) F.H. Brandt -- not accepted
	Sulcorebutia hertusii (Halda & Hor�cek) Halda & Hor�cek -- not accepted
	Sulcorebutia hertusii ssp. aureicapillata (Halda & Hor�cek) Halda, Hertus & Hor�cek -- not accepted
	Sulcorebutia hoffmanniana (Backeb.) Backeb. -- not accepted
	Sulcorebutia inflexiseta (C�rdenas) Donald -- not accepted
	Sulcorebutia krahnii Rausch -- not accepted
	Sulcorebutia krugerae (C�rdenas) F. Ritter -- not accepted
	Sulcorebutia lanata (F. Ritter) F.H. Brandt -- not accepted
	Sulcorebutia langeri K. Augustin & Hentzschel -- not accepted
	Sulcorebutia lecoriensis (C�rdenas) F.H. Brandt -- not accepted
	Sulcorebutia lepida F. Ritter -- not accepted
	Sulcorebutia longigibba (F. Ritter) F.H. Brandt -- not accepted
	Sulcorebutia losenickyana Rausch -- not accepted
	Sulcorebutia mariana Swoboda -- not accepted
	Sulcorebutia markusii Rausch -- not accepted
	Sulcorebutia markusii ssp. tintiniensis Gertel -- not accepted
	Sulcorebutia menesesii (C�rdenas) Buining & Donald -- not accepted
	Sulcorebutia menesesii var. kamiensis Brederoo & Donald -- not accepted
	Sulcorebutia menesesii var. muschii (R. V�squez) Buining & Donald -- not accepted
	Sulcorebutia mentosa F. Ritter -- not accepted
	Sulcorebutia mentosa ssp. flavissima (Rausch) S�da -- not accepted
	Sulcorebutia mizquensis Rausch -- not accepted
	Sulcorebutia multispina (F. Ritter) F.H. Brandt -- not accepted
	Sulcorebutia muschii R. V�squez -- not accepted
	Sulcorebutia neocorroana F.H. Brandt -- not accepted
	Sulcorebutia neocumingii (Backeb.) F.H. Brandt -- not accepted
	Sulcorebutia neumanniana (Backeb.) F.H. Brandt -- not accepted
	Sulcorebutia pampagrandensis Rausch -- not accepted
	Sulcorebutia pasopayana (F.H. Brandt) Gertel -- not accepted
	Sulcorebutia pilcomayensis (C�rdenas) F.H. Brandt -- not accepted
	Sulcorebutia platygona (C�rdenas) F.H. Brandt -- not accepted
	Sulcorebutia polymorpha (C�rdenas) Backeb. -- not accepted
	Sulcorebutia pulquinensis (C�rdenas) F.H. Brandt -- not accepted
	Sulcorebutia purpurea (Donald & A.B. Lau) Brederoo & Donald -- not accepted
	Sulcorebutia rauschii Gerhart Frank -- not accepted
	Sulcorebutia riograndensis (F. Ritter) F.H. Brandt -- not accepted
	Sulcorebutia ritteri (F.H. Brandt) F. Ritter -- not accepted
	Sulcorebutia santiaginiensis Rausch -- not accepted
	Sulcorebutia steinbachii (Werderm.) Backeb. -- not accepted
	Sulcorebutia steinbachii ssp. krugerae (C�rdenas) Fritz, Gertel & J. de Vries -- not accepted
	Sulcorebutia steinbachii var. australis Rausch -- not accepted
	Sulcorebutia sucrensis (F. Ritter) F.H. Brandt -- not accepted
	Sulcorebutia swobodae K. Augustin -- not accepted
	Sulcorebutia taratensis (C�rdenas) Buining & Donald -- not accepted
	Sulcorebutia tarijensis F. Ritter -- not accepted
	Sulcorebutia tiraquensis (C�rdenas) F. Ritter -- not accepted
	Sulcorebutia toroterensis (C�rdenas) F.H. Brandt -- not accepted
	Sulcorebutia toroterensis (C�rdenas) Brederoo & Donald -- not accepted
	Sulcorebutia tuberculato-chrysantha (C�rdenas) Brederoo & Donald -- not accepted
	Sulcorebutia tunariensis (C�rdenas) Buining & Donald -- not accepted
	Sulcorebutia unguispina Rausch -- not accepted
	Sulcorebutia vasqueziana Rausch -- not accepted
	Sulcorebutia verticillacantha F. Ritter -- not accepted
	Sulcorebutia vilcayensis (C�rdenas) F.H. Brandt -- not accepted
	Sulcorebutia vizcarrae (C�rdenas) Donald -- not accepted
	Sulcorebutia vorwerkii (Fric) F.H. Brandt -- not accepted
	Sulcorebutia westii (Hutchison) F.H. Brandt -- not accepted
	Sulcorebutia xanthoantha Backeb. -- not accepted
	Sulcorebutia zavaletae (C�rdenas) Backeb. -- not accepted
	Tacinga Britton & Rose -- accepted
	Tacinga atropurpurea Werderm. -- not accepted
	Tacinga braunii Esteves -- accepted
	Tacinga funalis Britton & Rose -- accepted
	Tacinga funalis ssp. atropurpurea (Werderm.) P.J. Braun & Esteves -- not accepted
	Tacinga inamoena (K. Schum.) N.P. Taylor & Stuppy -- accepted
	Tacinga inamoena ssp. inamoena (K. Schum.) N.P. Taylor & Stuppy -- accepted
	Tacinga inamoena ssp. subcylindrica M. Machado & N.P. Taylor -- accepted
	Tacinga palmadora (Britton & Rose) N.P. Taylor & Stuppy -- accepted
	Tacinga saxatilis (F. Ritter) N.P. Taylor & Stuppy -- accepted
	Tacinga saxatilis ssp. estevesii (P.J. Braun) N.P. Taylor & Stuppy -- accepted
	Tacinga saxatilis ssp. saxatilis (F. Ritter) N.P. Taylor & Stuppy -- accepted
	Tacinga werneri (Eggli) N.P. Taylor & Stuppy -- accepted
	Tephrocactus Lem. -- accepted
	Tephrocactus albiscoparius Backeb. -- not accepted
	Tephrocactus alboareolatus Backeb. -- not accepted
	Tephrocactus alexanderi (Britton & Rose) Backeb. -- accepted
	Tephrocactus aoracanthus (Lem.) Lem. -- accepted
	Tephrocactus articulatus (Otto) Backeb. -- accepted
	Tephrocactus asplundii Backeb. -- not accepted
	Tephrocactus atacamensis (Phil.) Backeb. -- not accepted
	Tephrocactus atroglobosus Backeb. -- not accepted
	Tephrocactus atroviridis (Werderm. & Backeb.) Backeb. -- not accepted
	Tephrocactus blancii Backeb. -- not accepted
	Tephrocactus bolivianus (Salm-Dyck) Backeb. -- not accepted
	Tephrocactus bonnieae (D.J. Ferguson & R. Kiesling) Stuppy -- accepted
	Tephrocactus camachoi (Espinosa) Backeb. -- not accepted
	Tephrocactus chichensis C�rdenas -- not accepted
	Tephrocactus coloreus F. Ritter -- not accepted
	Tephrocactus conoideus F. Ritter -- not accepted
	Tephrocactus corotilla (K. Schum.) Backeb. -- not accepted
	Tephrocactus crassicylindricus Rauh & Backeb. -- not accepted
	Tephrocactus crispicrinitus Rauh & Backeb. -- not accepted
	Tephrocactus cylindrolanatus Rauh & Backeb. -- not accepted
	Tephrocactus dactyliferus (Vaupel) Backeb. -- not accepted
	Tephrocactus dimorphus (C.F. F�rst.) Backeb. -- not accepted
	Tephrocactus echinaceus F. Ritter -- not accepted
	Tephrocactus ferocior Backeb. -- not accepted
	Tephrocactus flexuosus Backeb. -- not accepted
	Tephrocactus floccosus (Salm-Dyck) Backeb. -- not accepted
	Tephrocactus fulvicomus Rauh & Backeb. -- not accepted
	Tephrocactus geometricus (A. Cast.) Backeb. -- not accepted
	Tephrocactus glomeratus (Haw.) Speg. -- not accepted
	Tephrocactus heteromorphus (Phil.) Backeb. -- not accepted
	Tephrocactus hickenii (Britton & Rose) Speg. -- not accepted
	Tephrocactus hirschii Backeb. -- not accepted
	Tephrocactus ignescens (Vaupel) Backeb. -- not accepted
	Tephrocactus kuehnrichianus (Werderm. & Backeb.) Backeb. -- not accepted
	Tephrocactus lagopus (K. Schum.) Backeb. -- not accepted
	Tephrocactus malyanus Rausch -- not accepted
	Tephrocactus mandragora Backeb. -- not accepted
	Tephrocactus melanacanthus Backeb. -- not accepted
	Tephrocactus microclados Backeb. -- not accepted
	Tephrocactus microsphaericus Backeb. -- not accepted
	Tephrocactus minusculus Backeb. -- not accepted
	Tephrocactus minutus Backeb. -- not accepted
	Tephrocactus mirus Rauh & Backeb. -- not accepted
	Tephrocactus mistiensis Backeb. -- not accepted
	Tephrocactus molinensis (Speg.) Backeb. -- accepted
	Tephrocactus muellerianus Backeb. -- not accepted
	Tephrocactus multiareolatus F. Ritter -- not accepted
	Tephrocactus neuquensis (Borg) Backeb. -- not accepted
	Tephrocactus nigrispinus (K. Schum.) Backeb. -- accepted
	Tephrocactus noodtiae Backeb. & H. Jacobsen -- not accepted
	Tephrocactus ovatus (Pfeiff.) Backeb. -- not accepted
	Tephrocactus pentlandii (Salm-Dyck) Backeb. -- not accepted
	Tephrocactus pseudoudonis Rauh & Backeb. -- not accepted
	Tephrocactus punta-caillan Rauh & Backeb. -- not accepted
	Tephrocactus pyrrhacanthus (K. Schum.) Backeb. -- not accepted
	Tephrocactus rarissimus Backeb. -- not accepted
	Tephrocactus rauhii Backeb. -- not accepted
	Tephrocactus reicheanus (Espinosa) Backeb. -- not accepted
	Tephrocactus russellii (Britton & Rose) Backeb. -- not accepted
	Tephrocactus silvestris Backeb. -- not accepted
	Tephrocactus sphaericus (C.F. F�rst.) Backeb. -- not accepted
	Tephrocactus subinermis Backeb. -- not accepted
	Tephrocactus subterraneus (R.E. Fr.) Backeb. -- not accepted
	Tephrocactus tarapacanus (Phil.) Backeb. -- not accepted
	Tephrocactus udonis (Weing.) Backeb. -- not accepted
	Tephrocactus variiflorus Backeb. -- not accepted
	Tephrocactus verticosus (Weing.) Backeb. -- not accepted
	Tephrocactus weberi (Speg.) Backeb. -- accepted
	Tephrocactus wilkeanus Backeb. -- not accepted
	Tephrocactus yanganucensis Rauh & Backeb. -- not accepted
	Tephrocactus zehnderi Rauh & Backeb. -- not accepted
	Thelocactus (K. Schum.) Britton & Rose -- accepted
	Thelocactus aguirreanus (Glass & R.A. Foster) Bravo -- not accepted
	Thelocactus bicolor (Galeotti ex Pfeiff.) Britton & Rose -- accepted -- glory of Texas, Biznaga-pez�n bicolor
	Thelocactus bicolor ssp. bicolor (Galeotti ex Pfeiff.) Britton & Rose -- accepted
	Thelocactus bicolor ssp. bolaensis (Runge) Doweld -- accepted
	Thelocactus bicolor ssp. flavidispinus (Backeb.) N.P. Taylor -- accepted
	Thelocactus bicolor ssp. heterochromus (F.A.C. Weber) Mosco & Zanov. -- accepted
	Thelocactus bicolor ssp. schwarzii (Backeb.) N.P. Taylor -- accepted
	Thelocactus bicolor var. schottii (Engelm.) Krainz -- not accepted
	Thelocactus buekii (Klein bis) Britton & Rose -- accepted
	Thelocactus conothelos (Regel & Klein bis) F.M. Knuth -- accepted
	Thelocactus conothelos ssp. argenteus (Glass & R.A. Foster) Glass -- accepted
	Thelocactus conothelos ssp. aurantiacus (Glass & R.A. Foster) Glass -- accepted
	Thelocactus conothelos ssp. conothelos (Regel & Klein bis) F.M. Knuth -- accepted
	Thelocactus conothelos ssp. garciae (Glass & Mend.-Garc.) Mosco & Zanov. -- accepted
	Thelocactus durangensis (Runge) W.T. Marshall -- not accepted
	Thelocactus hastifer (Werderm. & Boed.) F.M. Knuth -- accepted
	Thelocactus hexaedrophorus (Lem.) Britton & Rose -- accepted
	Thelocactus hexaedrophorus ssp. hexaedrophorus (Lem.) Britton & Rose -- accepted
	Thelocactus hexaedrophorus ssp. lloydii (Britton & Rose) N.P. Taylor -- accepted
	Thelocactus lausseri R�ha & Busek -- accepted
	Thelocactus leucacanthus (Zucc. ex Pfeiff.) Britton & Rose -- accepted
	Thelocactus macdowellii (Rebut ex Quehl) W.T. Marshall -- accepted
	Thelocactus multicephalus Halda & Panar. -- accepted
	Thelocactus rinconensis (Poselger) Britton & Rose -- accepted
	Thelocactus roseanus (Boed.) Borg -- not accepted
	Thelocactus setispinus (Engelm.) E.F. Anderson -- accepted -- miniature barrel cactus, Biznaga-pez�n setosa, fishhook cactus
	Thelocactus tulensis (Polseg.) Britton & Rose -- accepted
	Thelocactus unguispinus (Engelm.) W.T. Marshall -- not accepted
	Thelocephala Y. It� -- not accepted
	Thelocephala aerocarpa (F. Ritter) F. Ritter -- not accepted
	Thelocephala duripulpa (F. Ritter) F. Ritter -- not accepted
	Thelocephala esmeraldana (F. Ritter) F. Ritter -- not accepted
	Thelocephala fankhauseri F. Ritter -- not accepted
	Thelocephala fulva (F. Ritter) F. Ritter -- not accepted
	Thelocephala glabrescens (F. Ritter) F. Ritter -- not accepted
	Thelocephala krausii (F. Ritter) F. Ritter -- not accepted
	Thelocephala kraussii (F. Ritter) F. Ritter -- not accepted
	Thelocephala lembckei (Backeb.) F. Ritter -- not accepted
	Thelocephala longirapa F. Ritter -- not accepted
	Thelocephala malleolata (F. Ritter) F. Ritter -- not accepted
	Thelocephala napina (Phil.) Y. It� -- not accepted
	Thelocephala nuda F. Ritter -- not accepted
	Thelocephala odieri (Lem. ex Salm-Dyck) F. Ritter -- not accepted
	Thelocephala reichei (K. Schum.) F. Ritter -- not accepted
	Thelocephala tenebrica F. Ritter -- not accepted
	Thrixanthocereus Backeb. -- not accepted
	Thrixanthocereus blossfeldiorum (Werderm.) Backeb. -- not accepted
	Thrixanthocereus longispinus F. Ritter -- not accepted
	Thrixanthocereus senilis F. Ritter -- not accepted
	Toumeya Britton & Rose -- not accepted
	Toumeya bradyi (L.D. Benson) W.H. Earle -- not accepted
	Toumeya fickeisenii (Backeb.) W.H. Earle -- not accepted
	Toumeya klinkeriana (Backeb. & H. Jacobsen) Bravo & W.T. Marshall -- not accepted
	Toumeya krainziana Gerhart Frank -- not accepted
	Toumeya lophophoroides (Werderm.) W.T. Marshall -- not accepted
	Toumeya macrochele var. schwarzii (Shurly) Kladiwa -- not accepted
	Toumeya papyracantha (Engelm.) Britton & Rose -- not accepted
	Toumeya peeblesiana (Croizat) W.T. Marshall -- not accepted
	Toumeya pseudomacrochele (Backeb.) W.T. Marshall -- not accepted
	Toumeya pseudomacrochele var. krainziana (Gerhart Frank) Kladiwa -- not accepted
	Toumeya schmiedickeana (Boed.) W.T. Marshall -- not accepted
	Toumeya schmiedickeana var. klinkeriana (Backeb. & H. Jacobsen) Krainz -- not accepted
	Toumeya schwarzii (Shurly) Bravo & W.T. Marshall -- not accepted
	Trichocereus (A. Berger) Riccob. -- not accepted
	Trichocereus angelesii R. Kiesling -- not accepted
	Trichocereus antezanae C�rdenas -- not accepted
	Trichocereus arboricola Kimnach -- not accepted
	Trichocereus bertramianus Backeb. -- not accepted
	Trichocereus bridgesii (Salm-Dyck) Britton & Rose -- not accepted
	Trichocereus bruchii (Britton & Rose) F. Ritter -- not accepted
	Trichocereus camarguensis C�rdenas -- not accepted
	Trichocereus candicans (Gillies ex Salm-Dyck) Britton & Rose -- not accepted
	Trichocereus catamarcensis F. Ritter -- not accepted
	Trichocereus caulescens F. Ritter -- not accepted
	Trichocereus cephalomacrostibas Backeb. -- not accepted
	Trichocereus chalaensis Rauh & Backeb. -- not accepted
	Trichocereus chiloensis (Colla) Britton & Rose -- not accepted
	Trichocereus clavatus F. Ritter -- not accepted
	Trichocereus conaconensis C�rdenas -- not accepted
	Trichocereus coquimbanus (Molina) Britton & Rose -- not accepted
	Trichocereus courantii (K. Schum.) Backeb. -- not accepted
	Trichocereus cuzcoensis Britton & Rose -- not accepted
	Trichocereus deserticola (Werderm.) Looser -- not accepted
	Trichocereus eremophilus F. Ritter -- not accepted
	Trichocereus escayachensis C�rdenas -- not accepted
	Trichocereus fabrisii R. Kiesling -- not accepted
	Trichocereus formosus (Pfeiff.) F. Ritter -- not accepted
	Trichocereus grandiflorus Backeb. -- not accepted
	Trichocereus grandis (Britton & Rose) F. Ritter -- not accepted
	Trichocereus huascha (F.A.C. Weber) Britton & Rose -- not accepted
	Trichocereus ingens (Backeb.) F. Ritter -- not accepted
	Trichocereus knuthianus Backeb. -- not accepted
	Trichocereus korethroides (Werderm.) F. Ritter -- not accepted
	Trichocereus korethroides (Werderm.) H.P. Kelsey & Dayton -- not accepted
	Trichocereus litoralis (Johow) Looser -- not accepted
	Trichocereus manguinii Backeb. -- not accepted
	Trichocereus narvaecensis C�rdenas -- not accepted
	Trichocereus neolamprochlorus Backeb. -- not accepted
	Trichocereus orurensis C�rdenas -- not accepted
	Trichocereus pachanoi Britton & Rose -- not accepted
	Trichocereus pasacana (F.A.C. Weber ex R�mpler) Britton & Rose -- not accepted
	Trichocereus peruvianus Britton & Rose -- not accepted
	Trichocereus poco Backeb. -- not accepted
	Trichocereus pseudocandicans R. Kiesling -- not accepted
	Trichocereus puquiensis Rauh & Backeb. -- not accepted
	Trichocereus quadratiumbonatus F. Ritter -- not accepted
	Trichocereus randallii C�rdenas -- not accepted
	Trichocereus rivierei (Backeb.) Krainz -- not accepted
	Trichocereus rowleyi (H. Friedrich) R. Kiesling -- not accepted
	Trichocereus rubinghianus Backeb. -- not accepted
	Trichocereus santaensis (Speg.) Backeb. -- not accepted
	Trichocereus schickendantzii (F.A.C. Weber) Britton & Rose -- not accepted
	Trichocereus schoenii Rauh & Backeb. -- not accepted
	Trichocereus scopulicola F. Ritter -- not accepted
	Trichocereus shaferi Britton & Rose -- not accepted
	Trichocereus skottsbergii Backeb. ex Skottsb. -- not accepted
	Trichocereus smrzianus (Backeb.) Backeb. -- not accepted
	Trichocereus smrzianus (Backeb.) F. Ritter -- not accepted
	Trichocereus strigosus (Salm-Dyck) Britton & Rose -- not accepted
	Trichocereus tacnaensis F. Ritter -- not accepted
	Trichocereus taquimbalensis C�rdenas -- not accepted
	Trichocereus taratensis C�rdenas -- not accepted
	Trichocereus tarijensis (Vaupel) Werderm. -- not accepted
	Trichocereus tarmaensis Rauh & Backeb. -- not accepted
	Trichocereus tenuispinus F. Ritter -- not accepted
	Trichocereus terscheckii (J. Parm. ex Pfeiff.) Britton & Rose -- not accepted
	Trichocereus thelegonoides (Speg.) Britton & Rose -- not accepted
	Trichocereus thelegonus (F.A.C. Weber) Britton & Rose -- not accepted
	Trichocereus torataensis F. Ritter -- not accepted
	Trichocereus totorensis (C�rdenas) F. Ritter -- not accepted
	Trichocereus tulhuayacensis Ochoa -- not accepted
	Trichocereus tunariensis C�rdenas -- not accepted
	Trichocereus uyupampensis Backeb. -- not accepted
	Trichocereus vasquezii Rausch -- not accepted
	Trichocereus vatteri R. Kiesling -- not accepted
	Trichocereus volcanensis F. Ritter -- not accepted
	Trichocereus vollianus Backeb. -- not accepted
	Trichocereus werdermannianus Backeb. -- not accepted
	Tunilla D.R. Hunt & Iliff -- accepted
	Tunilla albisaetacens (Backeb.) D.R. Hunt & Iliff -- not accepted
	Tunilla chilensis (F. Ritter) D.R. Hunt & Iliff -- not accepted
	Tunilla corrugata (Salm-Dyck) D.R. Hunt & Iliff -- accepted
	Tunilla erectoclada (Backeb.) D.R. Hunt & Iliff -- accepted
	Tunilla ianthinantha (F. Ritter) D.R. Hunt & Iliff -- not accepted
	Tunilla microdisca (F.A.C. Weber) D.R. Hunt & Iliff -- accepted
	Tunilla minuscula (Backeb.) D.R. Hunt & Iliff -- not accepted
	Tunilla orurensis (C�rdenas) D.R. Hunt & Iliff -- not accepted
	Tunilla picardoi D.R. Hunt & Iliff -- not accepted
	Tunilla silvestris (Backeb.) D.R. Hunt & Iliff -- not accepted
	Tunilla soehrensii (Britton & Rose) D.R. Hunt & Iliff -- accepted
	Turbinicarpus (Backeb.) Buxb. & Backeb. -- accepted -- top cactus
	Turbinicarpus alonsoi Glass & S. Arias -- accepted
	Turbinicarpus beguinii (N.P. Taylor) Mosco & Zanov. -- accepted
	Turbinicarpus beguinii ssp. beguinii (N.P. Taylor) Mosco & Zanov. -- accepted
	Turbinicarpus beguinii ssp. hintoniorum A. Hofer -- accepted
	Turbinicarpus beguinii ssp. zaragosae (Glass & R.A. Foster) D.R. Hunt -- accepted
	Turbinicarpus bonatzii G. Frank -- not accepted
	Turbinicarpus booleanus G.S. Hinton -- not accepted
	Turbinicarpus flaviflorus Gerhart Frank & A.B. Lau -- not accepted
	Turbinicarpus gautii (L.D. Benson) A.D. Zimmerman -- not accepted -- top cactus, Biznaga-cono invertido plateada
	Turbinicarpus gracilis Glass & R.A. Foster -- not accepted
	Turbinicarpus hoferi L�thy & A.B. Lau -- accepted
	Turbinicarpus horripilus (Lem.) V. John & R�ha -- accepted
	Turbinicarpus jauernigii G. Frank -- not accepted
	Turbinicarpus klinkerianus Backeb. & H. Jacobsen -- not accepted
	Turbinicarpus knuthianus (Boed.) V. John & R�ha -- not accepted
	Turbinicarpus krainzianus (Gerhart Frank) Backeb. -- not accepted
	Turbinicarpus laui Glass & R.A. Foster -- accepted
	Turbinicarpus lophophoroides (Werderm.) Buxb. & Backeb. -- accepted
	Turbinicarpus macrochele (Werderm.) Rauh & Backeb. -- not accepted
	Turbinicarpus macrochele ssp. andersonii (Mosco) Doweld -- not accepted
	Turbinicarpus macrochele ssp. flaviflorus (Gerhart Frank & A.B. Lau) Doweld -- not accepted
	Turbinicarpus macrochele ssp. klinkerianus (Backeb. & H. Jacobsen) Doweld -- not accepted
	Turbinicarpus macrochele ssp. schwarzii (Shurly) Doweld -- not accepted
	Turbinicarpus mandragora (A. Berger) A.D. Zimmerman -- accepted
	Turbinicarpus mandragora ssp. mandragora (A. Berger) L�thy -- accepted
	Turbinicarpus mandragora ssp. pailanus (Halda & Panar.) L�thy -- accepted
	Turbinicarpus pseudomacrochele (Backeb.) Rauh & Backeb. -- accepted
	Turbinicarpus pseudomacrochele ssp. krainzianus (Gerhart Frank) Glass -- accepted
	Turbinicarpus pseudomacrochele ssp. lausseri (Diers & Gerhart Frank) Glass -- accepted
	Turbinicarpus pseudomacrochele ssp. minimus (Gerhart Frank) L�thy & A. Hofer -- accepted
	Turbinicarpus pseudomacrochele ssp. pseudomacrochele (Backeb.) Rauh & Backeb. -- accepted
	Turbinicarpus pseudopectinatus (Backeb.) Glass & R.A. Foster -- accepted
	Turbinicarpus rioverdensis G. Frank -- not accepted
	Turbinicarpus saueri (Boed.) V. John & R�ha -- accepted
	Turbinicarpus saueri ssp. knuthianus (Boed.) L�thy -- accepted
	Turbinicarpus saueri ssp. nelissae Halda & Panar. -- accepted
	Turbinicarpus saueri ssp. saueri (Boed.) L�thy -- accepted
	Turbinicarpus schmiedickeanus (Boed.) Rauh & Backeb. -- accepted
	Turbinicarpus schmiedickeanus ssp. andersonii Mosco -- accepted
	Turbinicarpus schmiedickeanus ssp. bonatzii (G. Frank) Panar. -- accepted
	Turbinicarpus schmiedickeanus ssp. dickisoniae (Glass & R.A. Foster) N.P. Taylor -- accepted
	Turbinicarpus schmiedickeanus ssp. flaviflorus (Gerhart Frank & A.B. Lau) Glass -- accepted
	Turbinicarpus schmiedickeanus ssp. gracilis (Glass & R.A. Foster) Glass -- accepted
	Turbinicarpus schmiedickeanus ssp. jauernigii (G. Frank) D.R. Hunt -- accepted
	Turbinicarpus schmiedickeanus ssp. klinkerianus (Backeb. & H. Jacobsen) N.P. Taylor -- accepted
	Turbinicarpus schmiedickeanus ssp. macrochele (Werderm.) N.P. Taylor -- accepted
	Turbinicarpus schmiedickeanus ssp. rioverdensis (G. Frank) L�thy -- accepted
	Turbinicarpus schmiedickeanus ssp. rubriflorus (Gerhart Frank) Panar. -- accepted
	Turbinicarpus schmiedickeanus ssp. schmiedickeanus (Boed.) Rauh & Backeb. -- accepted
	Turbinicarpus schmiedickeanus ssp. schwarzii (Shurly) N.P. Taylor -- accepted
	Turbinicarpus schmiedickeanus var. panarottoi R�ha -- not accepted
	Turbinicarpus schwarzii (Shurly) Backeb. -- not accepted
	Turbinicarpus subterraneus (Backeb.) A.D. Zimmerman -- accepted
	Turbinicarpus subterraneus ssp. booleanus (G.S. Hinton) D.R. Hunt -- accepted
	Turbinicarpus subterraneus ssp. subterraneus (Backeb.) A.D. Zimmerman -- accepted
	Turbinicarpus subterraneus ssp. zaragosae (Glass & R.A. Foster) Zachar -- not accepted
	Turbinicarpus swobodae Diers -- accepted
	Turbinicarpus valdezianus (H. Moeller) Glass & R.A. Foster -- accepted
	Turbinicarpus viereckii (Werderm.) V. John & R�ha -- accepted
	Turbinicarpus zaragosae (Glass & R.A. Foster) Glass & A. Hofer ex Glass -- not accepted
	Uebelmannia Buining -- accepted
	Uebelmannia buiningii Donald -- accepted
	Uebelmannia flavispina Buining & Brederoo -- not accepted
	Uebelmannia gummifera (Backeb. & Voll) Buining & Brederoo -- accepted
	Uebelmannia gummifera ssp. gummifera (Backeb. & Voll) Buining & Brederoo -- accepted
	Uebelmannia gummifera ssp. meninensis (Buining) P.J. Braun & Esteves -- accepted
	Uebelmannia meninensis Buining -- not accepted
	Uebelmannia pectinifera Buining -- accepted
	Uebelmannia pectinifera ssp. flavispina (Buining & Brederoo) P.J. Braun & Esteves -- accepted
	Uebelmannia pectinifera ssp. horrida (P.J. Braun) P.J. Braun & Esteves -- accepted
	Uebelmannia pectinifera ssp. pectinifera Buining -- accepted
	Utahia Britton & Rose -- not accepted
	Utahia peeblesiana (Croizat) Kladiwa -- not accepted
	Utahia sileri (Engelm. ex J.M. Coult.) Britton & Rose -- not accepted
	Weberbauerocereus Backeb. -- accepted
	Weberbauerocereus albus F. Ritter -- accepted
	Weberbauerocereus cephalomacrostibas (Werderm. & Backeb.) F. Ritter -- accepted
	Weberbauerocereus churinensis F. Ritter -- accepted
	Weberbauerocereus cuzcoensis Kn�ze -- accepted
	Weberbauerocereus horridispinus Rauh & Backeb. -- not accepted
	Weberbauerocereus rauhii Backeb. -- accepted
	Weberbauerocereus seyboldianus Rauh & Backeb. -- not accepted
	Weberbauerocereus torataensis F. Ritter -- not accepted
	Weberbauerocereus weberbaueri (K. Schum.) Backeb. -- accepted
	Weberbauerocereus winterianus F. Ritter -- accepted
	Weberocereus Britton & Rose -- accepted
	Weberocereus biolleyi (F.A.C. Weber) Britton & Rose -- not accepted
	Weberocereus bradei (Britton & Rose) G.D. Rowley -- accepted
	Weberocereus frohningiorum Ralf Bauer -- accepted
	Weberocereus glaber (Eichlam) G.D. Rowley -- accepted
	Weberocereus glaber ssp. glaber (Eichlam) G.D. Rowley -- accepted
	Weberocereus glaber ssp. mirandae (Bravo) Doweld -- accepted
	Weberocereus imitans (Kimnach & Hutchison) Buxb. -- accepted
	Weberocereus panamensis Britton & Rose -- not accepted
	Weberocereus rosei (Kimnach) Buxb. -- accepted
	Weberocereus tonduzii (F.A.C. Weber) G.D. Rowley -- accepted
	Weberocereus trichophorus H. Johnson & Kimnach -- accepted
	Weberocereus tunilla (F.A.C. Weber) Britton & Rose -- accepted
	Weberocereus tunilla ssp. biolleyi (F.A.C. Weber) Ralf Bauer -- accepted
	Weberocereus tunilla ssp. tunilla (F.A.C. Weber) Ralf Bauer -- accepted
	Weingartia Werderm. -- not accepted
	Weingartia alba (Rausch) F.H. Brandt -- not accepted
	Weingartia albissima F.H. Brandt -- not accepted
	Weingartia ambigua (Hildm. ex K. Schum.) Backeb. -- not accepted
	Weingartia ansaldoensis F.H. Brandt -- not accepted
	Weingartia arenacea (C�rdenas) F.H. Brandt -- not accepted
	Weingartia attenuata F.H. Brandt -- not accepted
	Weingartia aureispina (Rausch) F.H. Brandt -- not accepted
	Weingartia backebergiana F.H. Brandt -- not accepted
	Weingartia brachygraphisa F.H. Brandt -- not accepted
	Weingartia breviflora (Backeb.) F.H. Brandt -- not accepted
	Weingartia brevispina F.H. Brandt -- not accepted
	Weingartia buiningiana F. Ritter -- not accepted
	Weingartia caineana (C�rdenas) F.H. Brandt -- not accepted
	Weingartia candiae (C�rdenas) F.H. Brandt -- not accepted
	Weingartia canigueralii (C�rdenas) F.H. Brandt -- not accepted
	Weingartia caracarensis (C�rdenas) F.H. Brandt -- not accepted
	Weingartia cardenasiana (R. V�squez) F.H. Brandt -- not accepted
	Weingartia chilensis (Backeb.) Backeb. -- not accepted
	Weingartia cintiensis C�rdenas -- not accepted
	Weingartia clavata F.H. Brandt -- not accepted
	Weingartia columnaris F.H. Brandt -- not accepted
	Weingartia corroana (C�rdenas) C�rdenas -- not accepted
	Weingartia crispata (Rausch) F.H. Brandt -- not accepted
	Weingartia croceareolata F.H. Brandt -- not accepted
	Weingartia cylindrica (Donald & A.B. Lau) F.H. Brandt -- not accepted
	Weingartia electracantha (Backeb.) F.H. Brandt -- not accepted
	Weingartia erinacea F. Ritter -- not accepted
	Weingartia fidaiana (Backeb.) Werderm. -- not accepted
	Weingartia fidaiana ssp. cintiensis (C�rdenas) Donald -- not accepted
	Weingartia flavissima (Rausch) F.H. Brandt -- not accepted
	Weingartia formosa F.H. Brandt -- not accepted
	Weingartia frankiana (Rausch) F.H. Brandt -- not accepted
	Weingartia glomeriseta (C�rdenas) F.H. Brandt -- not accepted
	Weingartia glomerispina (C�rdenas) F.H. Brandt -- not accepted
	Weingartia gracilispina F. Ritter -- not accepted
	Weingartia haseltonii (C�rdenas) F.H. Brandt -- not accepted
	Weingartia hediniana Backeb. -- not accepted
	Weingartia inflexiseta (C�rdenas) F.H. Brandt -- not accepted
	Weingartia jarmilae Halda & Hor�cek -- not accepted
	Weingartia kargliana Rausch -- not accepted
	Weingartia krahnii (Rausch) F.H. Brandt -- not accepted
	Weingartia krugerae (C�rdenas) F.H. Brandt -- not accepted
	Weingartia lanata F. Ritter -- not accepted
	Weingartia lanata ssp. longigibba (F. Ritter) Donald -- not accepted
	Weingartia lanata ssp. pilcomayensis (C�rdenas) Donald -- not accepted
	Weingartia lanata ssp. riograndensis (F. Ritter) Donald -- not accepted
	Weingartia lecoriensis C�rdenas -- not accepted
	Weingartia lepida (F. Ritter) F.H. Brandt -- not accepted
	Weingartia longigibba F. Ritter -- not accepted
	Weingartia losenickyana (Rausch) F.H. Brandt -- not accepted
	Weingartia mairanana F.H. Brandt -- not accepted
	Weingartia margarethae (Rausch) F.H. Brandt -- not accepted
	Weingartia markusii (Rausch) F.H. Brandt -- not accepted
	Weingartia mataralensis F.H. Brandt -- not accepted
	Weingartia menesesii (C�rdenas) F.H. Brandt -- not accepted
	Weingartia mentosa (F. Ritter) F.H. Brandt -- not accepted
	Weingartia minima (Rausch) F.H. Brandt -- not accepted
	Weingartia miranda F.H. Brandt -- not accepted
	Weingartia mizquensis (Rausch) F.H. Brandt -- not accepted
	Weingartia multispina F. Ritter -- not accepted
	Weingartia muschii (R. V�squez) F.H. Brandt -- not accepted
	Weingartia neglecta F.H. Brandt -- not accepted
	Weingartia neocumingii Backeb. -- not accepted
	Weingartia neocumingii ssp. pulquinensis (C�rdenas) Donald -- not accepted
	Weingartia neumanniana (Backeb.) Werderm. -- not accepted
	Weingartia oenantha (Rausch) F.H. Brandt -- not accepted
	Weingartia oligacantha F.H. Brandt -- not accepted
	Weingartia pampagrandensis (Rausch) F.H. Brandt -- not accepted
	Weingartia pasopayana F.H. Brandt -- not accepted
	Weingartia pilcomayensis C�rdenas -- not accepted
	Weingartia platygona C�rdenas -- not accepted
	Weingartia polymorpha (C�rdenas) F.H. Brandt -- not accepted
	Weingartia pulchra (C�rdenas) F.H. Brandt -- not accepted
	Weingartia pulquinensis C�rdenas -- not accepted
	Weingartia purpurea Donald & A.B. Lau -- not accepted
	Weingartia pygmaea F. Ritter -- not accepted
	Weingartia rauschii (Gerhart Frank) F.H. Brandt -- not accepted
	Weingartia riograndensis F. Ritter -- not accepted
	Weingartia ritteri F.H. Brandt -- not accepted
	Weingartia rubro-aurea F.H. Brandt -- not accepted
	Weingartia saetosa F.H. Brandt -- not accepted
	Weingartia saipinensis F.H. Brandt -- not accepted
	Weingartia sanguineo-tarijensis F.H. Brandt -- not accepted
	Weingartia steinbachii (Werderm.) F.H. Brandt -- not accepted
	Weingartia sucrensis F. Ritter -- not accepted
	Weingartia tarabucoensis (Rausch) F.H. Brandt -- not accepted
	Weingartia taratensis (C�rdenas) F.H. Brandt -- not accepted
	Weingartia tarijensis (C�rdenas) F.H. Brandt -- not accepted
	Weingartia tiraquensis (C�rdenas) F.H. Brandt -- not accepted
	Weingartia torotorensis C�rdenas -- not accepted
	Weingartia totoralensis F.H. Brandt -- not accepted
	Weingartia totorensis (C�rdenas) F.H. Brandt -- not accepted
	Weingartia trollii Oeser -- not accepted
	Weingartia tuberculato-chrysantha (C�rdenas) F.H. Brandt -- not accepted
	Weingartia tunariensis (C�rdenas) F.H. Brandt -- not accepted
	Weingartia verticillacantha (Wessner) F.H. Brandt -- not accepted
	Weingartia vilcayensis C�rdenas -- not accepted
	Weingartia viscarrae (C�rdenas) F.H. Brandt -- not accepted
	Weingartia vizcarrae (C�rdenas) F.H. Brandt -- not accepted
	Weingartia vorwerkii (Fric) Backeb. -- not accepted
	Weingartia westii (Hutchison) Donald -- not accepted
	Weingartia zavaletae (C�rdenas) F.H. Brandt -- not accepted
	Werckleocereus Britton & Rose -- not accepted
	Werckleocereus glaber (Eichlam) Britton & Rose -- not accepted
	Werckleocereus glaber (Eichlam) F.H. Brandt -- not accepted
	Werckleocereus imitans Kimnach & Hutchison -- not accepted
	Werckleocereus tonduzii (F.A.C. Weber) Britton & Rose -- not accepted
	Wigginsia D.M. Porter -- not accepted
	Wigginsia acuata (Link & Otto) F. Ritter -- not accepted
	Wigginsia arechavaletae (K. Schum. ex Speg.) D.M. Porter -- not accepted
	Wigginsia corynodes (Pfeiff.) D.M. Porter -- not accepted
	Wigginsia courantii (Lem.) F. Ritter -- not accepted
	Wigginsia fricii (Arechav.) D.M. Porter -- not accepted
	Wigginsia horstii F. Ritter -- not accepted
	Wigginsia langsdorffii (Lehm.) D.M. Porter -- not accepted
	Wigginsia leprosorum F. Ritter -- not accepted
	Wigginsia leucocarpa (Arechav.) D.M. Porter -- not accepted
	Wigginsia longispina F. Ritter -- not accepted
	Wigginsia macrocantha (Arechav.) D.M. Porter -- not accepted
	Wigginsia macrogona (Arechav.) D.M. Porter -- not accepted
	Wigginsia polyacantha (Link & Otto) F. Ritter -- not accepted
	Wigginsia prolifera F. Ritter -- not accepted
	Wigginsia schaeferiana W.R. Abraham & J. Theun. -- not accepted
	Wigginsia sellowii (Link & Otto) F. Ritter -- not accepted
	Wigginsia stegmannii (Backeb.) D.M. Porter -- not accepted
	Wigginsia tephracantha (Link & Otto) D.M. Porter -- not accepted
	Wigginsia turbinata (Arechav.) D.M. Porter -- not accepted
	Wigginsia vorwerkiana (Werderm.) D.M. Porter -- not accepted
	Wilcoxia Britton & Rose -- not accepted
	Wilcoxia albiflora Backeb. -- not accepted
	Wilcoxia diguetii (F.A.C. Weber) Peebles -- not accepted
	Wilcoxia kroenleinii A. Cartier -- not accepted
	Wilcoxia papillosa Britton & Rose -- not accepted
	Wilcoxia poselgeri (Lem.) Britton & Rose -- not accepted
	Wilcoxia schmollii (Weing.) Backeb. -- not accepted
	Wilcoxia striata (Brandegee) Britton & Rose -- not accepted
	Wilcoxia tamaulipensis Werderm. -- not accepted
	Wilcoxia tomentosa Bravo -- not accepted
	Wilcoxia viperina (F.A.C. Weber) Britton & Rose -- not accepted
	Wilcoxia zopilotensis J. Meyr�n -- not accepted
	Wilmattea Britton & Rose -- not accepted
	Wilmattea minutiflora (Britton & Rose) Britton & Rose -- not accepted
	Wilmattea venezuelensis Croizat -- not accepted
	Wittiocactus Rauschert -- not accepted
	Wittiocactus amazonicus (K. Schum.) Rauschert -- not accepted
	Wittiocactus panamensis (Britton & Rose) Rauschert -- not accepted
	Yavia R. Kiesling & Piltz -- accepted
	Yavia cryptocarpa R. Kiesling & Piltz -- accepted
	Yungasocereus F. Ritter -- accepted
	Yungasocereus inquisivensis (C�rdenas) F. Ritter -- accepted
	Zehntnerella Britton & Rose -- not accepted
	Zehntnerella chaetacantha F. Ritter -- not accepted
	Zehntnerella polygona F. Ritter -- not accepted
	Zehntnerella squamulosa Britton & Rose -- not accepted

Integrated Taxonomic Information System - Taxon Author Search Results