Integrated Taxonomic Information System - Taxon Author Search Results

Source: Checklist of CITES Species Part 1 CITES species index, CD-ROM (version 2011)

ITIS records citing this source
 
 Kingdom Animalia
  Addax nasomaculatus (Blainville, 1816) -- valid -- Addax, addax
  Alligator mississippiensis (Daudin, 1802) -- valid -- American Alligator, Aligator americano, Alligator, Gator, Florida Alligator, Mississippi Alligator, Louisiana Alligator
  Alligator sinensis Fauvel, 1879 -- valid -- Chinese Alligator, Yangtze Alligator, Yow Lung, T'o
  Amandava formosa (Latham, 1790) -- valid -- Green Avadavat
  Ammotragus lervia (Pallas, 1777) -- valid -- aoudad, Barbary sheep, Barbary Sheep
  Antilocapra americana (Ord, 1815) -- valid -- pronghorn, Berrendo, Pronghorn
  Antilope cervicapra (Linnaeus, 1758) -- valid -- blackbuck, Blackbuck
  Astrapia mayeri Stonor, 1939 -- valid -- Ribbon-tailed Astrapia
  Astrapia nigra (Gmelin, 1788) -- valid -- Arfak Astrapia
  Astrapia rothschildi Foerster, 1906 -- valid -- Huon Astrapia
  Astrapia splendidissima Rothschild, 1895 -- valid -- Splendid Astrapia
  Astrapia stephaniae (Finsch & A. B. Meyer, 1885) -- valid -- Princess Stephanie's Astrapia
  Axis calamianensis (Heude, 1888) -- valid -- Calamian Deer, Calamian deer
  Axis kuhlii (Müller, 1840) -- invalid -- Bawean deer
  Axis porcinus annamiticus (Heude, 1888) -- valid -- Indochina hog deer
  Babyrousa babyrussa (Linnaeus, 1758) -- valid -- Buru Babirusa, babirusa
  Babyrousa bolabatuensis Hoojer, 1950 -- valid -- Bola Batu Babirusa
  Babyrousa celebensis (Deninger, 1909) -- valid -- North Sulawesi Babirusa
  Babyrousa togeanensis (Sody, 1949) -- valid -- Malenge Babirusa
  Bison bison athabascae Rhoads, 1898 -- invalid -- wood bison
  Blastocerus dichotomus (Illiger, 1815) -- valid -- Marsh Deer, marsh deer
  Bos gaurus C. H. Smith, 1827 -- invalid -- seledang, gaur
  Bos mutus (Przewalski, 1883) -- invalid -- wild yak
  Bos sauveli Urbain, 1937 -- valid -- kouprey, Kouprey
  Bubalus arnee (Kerr, 1792) -- invalid -- Indian water buffalo
  Bubalus depressicornis (C. H. Smith, 1827) -- valid -- anoa, lowland anoa, Anoa
  Bubalus mindorensis (Steere, 1888) -- invalid
  Bubalus quarlesi (Ouwens, 1910) -- valid -- Mountain Anoa, mountain anoa
  Budorcas taxicolor Hodgson, 1850 -- valid -- takin, Takin
  Caecobarbus geertsii Boulenger, 1921 -- valid
  Caiman crocodilus (Linnaeus, 1758) -- valid -- Common Caiman, Spectacled Caiman
  Caiman crocodilus apaporiensis Medem, 1955 -- valid -- Apaporis River Caiman
  Caiman yacare (Daudin, 1801) -- valid -- Yacare Caiman, jacare, Panama Caiman, Jacare Caiman, Paraguayan Caiman, Piranha Caiman, Red Caiman, Southern Spectacled Caiman
  Capra falconeri (Wagner, 1839) -- valid -- markhor, Markhor
  Capra falconeri chialtanensis Lydekker, 1913 -- invalid
  Capricornis milneedwardsii David, 1869 -- valid -- Chinese Serow
  Capricornis rubidus Blyth, 1863 -- valid -- Red Serow
  Capricornis sumatraensis (Bechstein, 1799) -- valid -- Sumatran Serow, serow
  Capricornis thar (Hodgson, 1831) -- valid -- Himalayan Serow
  Catagonus wagneri (Rusconi, 1930) -- valid -- Chacoan Peccary, Chacoan peccary
  Cephalophus brookei Thomas, 1903 -- valid -- Brooke's Duiker
  Cephalophus dorsalis Gray, 1846 -- valid -- bay duiker, Bay Duiker
  Cephalophus jentinki Thomas, 1892 -- valid -- Jentink's duiker, Jentink's Duiker
  Cephalophus ogilbyi (Waterhouse, 1838) -- valid -- Ogilby's duiker, Ogilby's Duiker
  Cephalophus silvicultor (Afzelius, 1815) -- valid -- ligit-backed duiker, yellow-backed duiker, Yellow-backed Duiker
  Cephalophus zebra Gray, 1838 -- valid -- striped-backed duiker, zebra duiker, Zebra Duiker
  Ceratotherium simum (Burchell, 1817) -- valid -- Square-lipped Rhinoceros, Southern White Rhinoceros, White Rhinoceros
  Ceratotherium simum simum (Burchell, 1817) -- invalid
  Cervus elaphus bactrianus Lydekker, 1900 -- invalid -- Bactrian deer
  Cervus elaphus barbarus Bennett, 1833 -- valid -- Barbary deer, Barbary stag
  Cervus elaphus hanglu Wagner, 1844 -- valid -- Kashmir stag
  Chasmistes cujus Cope, 1883 -- valid -- Cui-ui
  Cicinnurus regius (Linnaeus, 1758) -- valid -- King Bird-of-Paradise
  Cnemophilus loriae (Salvadori, 1895) -- valid -- Velvet Satinbird
  Cnemophilus macgregorii De Vis, 1890 -- valid -- Antenna Satinbird
  Colophon Gray, 1832 -- valid
  Colophon barnardi Endrödy-Younga, 1988 -- valid
  Colophon berrisfordi Barnard, 1932 -- valid
  Colophon cameroni Barnard, 1929 -- valid
  Colophon cassoni Barnard, 1932 -- valid
  Colophon eastmani Barnard, 1932 -- valid
  Colophon endroedyi Bartolozzi, 2005 -- valid
  Colophon haughtoni Barnard, 1929 -- valid
  Colophon izardi Barnard, 1929 -- valid
  Colophon kawaii Mizukami, 1996 -- valid
  Colophon montisatris Endrödy-Younga, 1988 -- valid
  Colophon neli Barnard, 1932 -- valid
  Colophon oweni Bartolozzi, 1995 -- valid
  Colophon primosi Barnard, 1929 -- valid
  Colophon stokoei Barnard, 1929 -- valid
  Colophon thunbergi Westwood, 1855 -- invalid
  Colophon westwoodi Gray, 1832 -- invalid
  Colophon whitei Barnard, 1932 -- valid
  Crocodylia -- invalid
  Crocodylus cataphractus Cuvier, 1825 -- invalid
  Crocodylus intermedius Graves, 1819 -- valid -- Orinoco Crocodile
  Crocodylus johnsoni Krefft, 1873 -- valid -- Johnson's Crocodile, Johnston's Crocodile, Johnstone's Crocodile, Australian Freshwater Crocodile, Freshie, Johnstone River Crocodile, Freshwater Crocodile
  Crocodylus mindorensis Schmidt, 1935 -- valid -- Mindoro Crocodile, Philippine Freshwater Crocodile, Philippine Crocodile
  Crocodylus novaeguineae Schmidt, 1928 -- valid -- New Guinea Crocodile, New Guinea Freshwater Crocodile
  Crocodylus palustris Lesson, 1831 -- valid -- Mugger Crocodile, Muggar, Marsh Crocodile, Swamp Crocodile
  Crocodylus rhombifer Cuvier, 1807 -- valid -- Cuban Crocodile
  Crocodylus siamensis Schneider, 1801 -- valid -- Siamese Crocodile, Siamese Freshwater Crocodile
  Cynomys mexicanus Merriam, 1892 -- valid -- Mexican Prairie Dog, Mexican prairie marmot
  Cyornis ruckii (Oustalet, 1881) -- valid
  Dama dama mesopotamica (Brooke, 1875) -- valid -- Mesopotamian fallow deer, Persian fallow deer
  Damaliscus pygargus pygargus (Pallas, 1767) -- valid -- Bontebok
  Dasyornis broadbenti litoralis (Milligan, 1902) -- valid -- Western rufous bristlebird
  Dasyornis longirostris Gould, 1841 -- valid -- Western Bristlebird
  Dicerorhinus sumatrensis (G. Fischer [von Waldheim], 1814) -- valid -- Hairy Rhinoceros, Asian Two-horned Rhinoceros, Badak Kerbau, Sumatran Rhinoceros, Badak Sumbu
  Diceros bicornis (Linnaeus, 1758) -- valid -- African black rhinoceros, Black Rhinoceros
  Diphyllodes magnificus (J. R. Forster, 1781) -- valid
  Diphyllodes respublica (Bonaparte, 1850) -- valid
  Drepanornis albertisi (P. L. Sclater, 1873) -- valid
  Drepanornis bruijnii Oustalet, 1879 -- valid
  Epimachus fastosus (Hermann, 1783) -- valid -- Black Sicklebill
  Epimachus meyeri Finsch & A. B. Meyer, 1885 -- valid -- Brown Sicklebill
  Equus africanus Heuglin and Fitzinger, 1866 -- valid -- African wild ass, Ass, Wild Ass
  Equus grevyi Oustalet, 1882 -- valid -- Grevy's Zebra, Grévy's Zebra
  Equus hemionus Pallas, 1775 -- valid -- Asiatic Wild Ass, Onager, Asian wild ass, Kulan
  Equus hemionus hemionus Pallas, 1775 -- valid -- Mongolian wild ass
  Equus hemionus khur Lesson, 1827 -- invalid
  Equus kiang Moorcroft, 1841 -- valid -- Tibetan Wild Ass, Kiang
  Equus przewalskii Poliakov, 1881 -- valid -- Przewalski's horse, takhi
  Equus zebra hartmannae Matschie, 1898 -- invalid -- Hartmann Zebra, Hartmann's Mountain Zebra, Hartmann's Zebra
  Equus zebra zebra Linnaeus, 1758 -- invalid -- mountain zebra, Cape Mountain Zebra
  Garrulax canorus (Linnaeus, 1758) -- valid -- Melodious Laughing Thrush, Hwamei
  Garrulax taewanus Swinhoe, 1859 -- valid
  Gavialis gangeticus (Gmelin, 1789) -- valid -- Gavial, Gharial
  Gazella cuvieri (Ogilby, 1841) -- valid -- Cuvier's gazelle, mountain gazelle, Cuvier's Gazelle, Cuviers gazelle
  Gazella dorcas (Linnaeus, 1758) -- valid -- Dorcas gazelle, Dorcas Gazelle
  Gazella leptoceros (F. Cuvier, 1842) -- valid -- rhim gazelle, slender-horned gazelle, Slender-horned Gazelle
  Gracula religiosa Linnaeus, 1758 -- valid -- Hill Myna, Common Hill Myna
  Hexaprotodon liberiensis (Morton, 1849) -- valid -- pygmy hippopotamus, Pygmy Hippopotamus
  Hippocamelus antisensis (d'Orbigny, 1834) -- valid -- North Andean huemul, Peruvian guemal, Taruca
  Hippocamelus bisulcus (Molina, 1782) -- valid -- Guemal, Chilean Guemal, South Andean huemul
  Hippocampus Rafinesque, 1810 -- valid -- seahorses
  Hippocampus abdominalis Lesson, 1827 -- valid -- large seahorse
  Hippocampus alatus Kuiter, 2001 -- valid
  Hippocampus algiricus Kaup, 1856 -- valid
  Hippocampus angustus Günther, 1870 -- valid
  Hippocampus barbouri Jordan and Richardson, 1908 -- valid
  Hippocampus bargibanti Whitley, 1970 -- valid
  Hippocampus biocellatus Kuiter, 2001 -- valid
  Hippocampus borboniensis Duméril, 1870 -- valid
  Hippocampus breviceps Peters, 1869 -- valid
  Hippocampus camelopardalis Bianconi, 1854 -- valid -- giraffe seahorse
  Hippocampus capensis Boulenger, 1900 -- valid -- Knysna seahorse
  Hippocampus colemani Kuiter, 2003 -- valid
  Hippocampus comes Cantor, 1849 -- valid
  Hippocampus coronatus Temminck and Schlegel, 1850 -- valid -- common japanese seahorse, horned seahorse
  Hippocampus debelius Gomon and Kuiter, 2009 -- valid
  Hippocampus denise Lourie and Randall, 2003 -- valid
  Hippocampus erectus Perry, 1810 -- valid -- lined seahorse, spotted seahorse, caballito erecto, caballito estriado
  Hippocampus fisheri Jordan and Evermann, 1903 -- valid
  Hippocampus fuscus Rüppell, 1838 -- valid
  Hippocampus grandiceps Kuiter, 2001 -- valid
  Hippocampus guttulatus Cuvier, 1829 -- valid
  Hippocampus hendriki Kuiter, 2001 -- valid
  Hippocampus hippocampus (Linnaeus, 1758) -- valid -- seahorse
  Hippocampus histrix Kaup, 1856 -- valid -- thorny seahorse
  Hippocampus ingens Girard, 1858 -- valid -- Pacific giant seahorse, Pacific seahorse, caballito del Pacífico
  Hippocampus jayakari Boulenger, 1900 -- valid
  Hippocampus jugumus Kuiter, 2001 -- valid
  Hippocampus kelloggi Jordan and Snyder, 1901 -- valid
  Hippocampus kuda Bleeker, 1852 -- valid -- spotted seahorse, yellow seahorse
  Hippocampus lichtensteinii Kaup, 1856 -- valid
  Hippocampus minotaur Gomon, 1997 -- valid
  Hippocampus mohnikei Bleeker, 1853 -- valid
  Hippocampus montebelloensis Kuiter, 2001 -- valid
  Hippocampus multispinus Kuiter, 2001 -- valid
  Hippocampus patagonicus Piacentino and Luzzatto, 2004 -- valid
  Hippocampus procerus Kuiter, 2001 -- valid
  Hippocampus queenslandicus Horne, 2001 -- valid
  Hippocampus reidi Ginsburg, 1933 -- valid -- longsnout seahorse, caballito narizon, caballito hocico largo
  Hippocampus semispinosus Kuiter, 2001 -- valid
  Hippocampus sindonis Jordan and Snyder, 1901 -- valid
  Hippocampus spinosissimus Weber, 1913 -- valid -- spiny seahorse
  Hippocampus subelongatus Castelnau, 1873 -- valid
  Hippocampus trimaculatus Leach in Leach and Nodder, 1814 -- valid -- longnose seahorse
  Hippocampus waleananus Gomon and Kuiter, 2009 -- valid
  Hippocampus whitei Bleeker, 1855 -- valid
  Hippocampus zebra Whitley, 1964 -- valid
  Hippocampus zosterae Jordan and Gilbert, 1882 -- valid -- dwarf seahorse, little seahorse, pygmy seahorse, caballito oliváceo, caballito enano
  Hippopotamus amphibius Linnaeus, 1758 -- valid -- hippopotamus, Common Hippopotamus
  Hippotragus niger variani Thomas, 1916 -- valid -- giant sable antelope
  Kobus leche Gray, 1850 -- valid -- red lechwe, lechwe, Lechwe
  Lama glama guanicoe (Müller, 1776) -- valid -- guanaco
  Leiothrix argentauris (Hodgson, 1837) -- valid -- Silver-eared Leiothrix
  Leiothrix lutea (Scopoli, 1786) -- valid -- Red-billed Leiothrix
  Leucopsar rothschildi Stresemann, 1912 -- valid -- Bali Myna, Rothschild's starling
  Liocichla omeiensis Riley, 1926 -- valid -- Emei Shan Liocichla
  Loboparadisea sericea Rothschild, 1896 -- valid -- Silken Satinbird
  Lonchura oryzivora (Linnaeus, 1758) -- valid -- Java Sparrow
  Lontra canadensis (Schreber, 1777) -- valid -- North American River Otter, Northern River Otter, River Otter, Nutria Norteamericana, Nutria del Cánada, Loutre de Cánada, Common Otter
  Lontra felina (Molina, 1782) -- valid -- chungungo, Marine Otter
  Lontra longicaudis (Olfers, 1818) -- valid -- Amazonian River Otter, Long-tailed Otter, Neotropical River Otter, Neotropical Otter
  Lontra provocax (Thomas, 1908) -- valid -- Large River Otter, River Wolf, Southern River Otter
  Lophorina superba (J. R. Forster, 1781) -- valid -- Superb Bird-of-Paradise
  Lutrinae Bonaparte, 1838 -- valid -- otters
  Lycocorax pyrrhopterus (Bonaparte, 1850) -- valid -- Paradise-crow
  Macgregoria pulchra De Vis, 1897 -- valid -- Macgregor's Lappetface, MacGregor's Honeyeater, Méliphage de Macgregor, Mielero de Macgregor
  Manucodia ater (Lesson, 1830) -- valid
  Manucodia chalybatus (J. R. Forster, 1781) -- valid
  Manucodia comrii P. L. Sclater, 1876 -- valid -- Curl-crested Manucode
  Manucodia jobiensis Salvadori, 1876 -- valid -- Jobi Manucode
  Marmota caudata (Geoffroy, 1844) -- valid -- Long-tailed Marmot
  Marmota himalayana (Hodgson, 1841) -- valid -- Himalayan Marmot
  Mazama temama cerasina Hollister, 1914 -- valid
  Melampitta gigantea (Rothschild, 1899) -- valid -- Greater Melampitta
  Melampitta lugubris Schlegel, 1871 -- valid -- Lesser Melampitta
  Moschus Linnaeus, 1758 -- valid
  Moschus anhuiensis Wang, Hu, and Yan, 1982 -- valid -- Anhui Musk Deer
  Moschus berezovskii Flerov, 1929 -- valid -- Forest Musk Deer, Chinese forest musk deer
  Moschus chrysogaster (Hodgson, 1839) -- valid -- alpine musk deer, Alpine Musk Deer
  Moschus cupreus Grubb, 1982 -- valid -- Kashmir Musk Deer
  Moschus fuscus Li, 1981 -- valid -- Black Musk Deer, dusky musk deer
  Moschus leucogaster Hodgson, 1839 -- valid -- Himalayan Musk Deer
  Moschus moschiferus Linnaeus, 1758 -- valid -- Siberian musk deer, Siberian Musk Deer
  Muntiacus crinifrons (Sclater, 1885) -- valid -- black muntjac, Black Muntjac
  Muntiacus vuquanghensis (Tuoc, Dung, Dawson, Arctander and Mackinnon, 1994) -- invalid
  Naemorhedus baileyi Pocock, 1914 -- valid -- Red Goral, red goral
  Naemorhedus caudatus (Milne-Edwards, 1867) -- valid -- Chinese goral, Long-tailed Goral
  Naemorhedus goral (Hardwicke, 1825) -- valid -- Himalayan Goral, Sumatran serow, goral
  Naemorhedus griseus (Milne-Edwards, 1871) -- valid -- Chinese Goral
  Nanger dama (Pallas, 1766) -- valid -- Dama Gazelle
  Odocoileus virginianus mayensis -- invalid
  Oryx dammah (Cretzschmar, 1827) -- valid -- scimitar-horned oryx, Scimitar-horned Oryx
  Oryx leucoryx (Pallas, 1777) -- valid -- Arabian oryx, Arabian Oryx
  Osteolaemus tetraspis Cope, 1861 -- valid -- African Dwarf Crocodile, Dwarf Crocodile, West African Dwarf Crocodile, Broad-nosed Crocodile
  Ovis ammon (Linnaeus, 1758) -- valid -- argali, Argali
  Ovis ammon hodgsonii Blyth, 1841 -- valid
  Ovis ammon nigrimontana Severtzov, 1873 -- valid
  Ovis canadensis Shaw, 1804 -- valid -- bighorn sheep, Borrego cimarrón, Bighorn Sheep
  Ovis orientalis ophion Blyth, 1841 -- invalid
  Ovis vignei Blyth, 1841 -- invalid -- urial
  Ovis vignei vignei Blyth, 1841 -- invalid
  Ozotoceros bezoarticus (Linnaeus, 1758) -- valid -- Pampas deer
  Paleosuchus palpebrosus (Cuvier, 1807) -- valid -- Dwarf Caiman, Cuvier's Smooth-fronted Caiman, Musky Caiman
  Paleosuchus trigonatus (Schneider, 1801) -- valid -- Schneider's Smooth-fronted Caiman, Cachirre, Jacaré coroa
  Pantholops hodgsonii (Abel, 1826) -- valid -- chiru, Chiru, Tibetan antelope
  Paradigalla brevicauda Rothschild & Hartert, 1911 -- valid -- Short-tailed Paradigalla
  Paradigalla carunculata Lesson, 1835 -- valid -- Long-tailed Paradigalla
  Paradisaea apoda Linnaeus, 1758 -- valid -- Greater Bird-of-Paradise
  Paradisaea decora Salvin & Godman, 1883 -- valid -- Goldie's Bird-of-Paradise
  Paradisaea guilielmi Cabanis, 1888 -- valid -- Emperor Bird-of-Paradise
  Paradisaea minor Shaw, 1809 -- valid -- Lesser Bird-of-Paradise
  Paradisaea raggiana P. L. Sclater, 1873 -- valid -- Raggiana Bird-of-Paradise
  Paradisaea rubra Daudin, 1800 -- valid -- Red Bird-of-Paradise
  Paradisaea rudolphi (Finsch & A. B. Meyer, 1885) -- valid -- Blue Bird-of-Paradise
  Paradisaeidae Vigors, 1825 -- valid
  Parotia carolae A. B. Meyer, 1894 -- valid -- Carola's Parotia
  Parotia helenae De Vis, 1897 -- valid -- Eastern Parotia
  Parotia lawesii E. P. Ramsay, 1885 -- valid -- Lawes's Parotia
  Parotia sefilata (J. R. Forster, 1781) -- valid -- Western Parotia
  Parotia wahnesi Rothschild, 1906 -- valid -- Wahnes's Parotia
  Pecari tajacu (Linnaeus, 1758) -- valid -- Collared Peccary, javelina, collared peccary
  Philantomba monticola (Thunberg, 1789) -- valid -- Blue Duiker
  Phonygammus keraudrenii (Lesson & Garnot, 1826) -- valid
  Picathartes gymnocephalus (Temminck, 1825) -- valid -- White-necked Picathartes, White-necked Rock-fowl
  Picathartes oreas Reichenow, 1899 -- valid -- Grey-necked Rock-fowl, Grey-necked Picathartes
  Poephila cincta cincta (Gould, 1837) -- valid
  Probarbus jullieni Sauvage, 1880 -- valid -- ikan temolek, Ikan temoleh
  Pseudochelidon sirintarae Thonglongya, 1968 -- valid -- White-eyed River Martin
  Pseudoryx nghetinhensis Dung, Giao, Chinh, Tuoc, Arctander and MacKinnon, 1993 -- valid -- Siola, saola, spindlehorn, Vu Quang ox
  Pteridophora alberti A. B. Meyer, 1894 -- valid -- King of Saxony Bird-of-Paradise
  Ptiloris intercedens Sharpe, 1882 -- valid -- Growling Riflebird
  Ptiloris magnificus (Vieillot, 1819) -- valid -- Magnificent Riflebird
  Ptiloris paradiseus Swainson, 1825 -- valid -- Paradise Riflebird
  Ptiloris victoriae Gould, 1850 -- valid -- Victoria's Riflebird
  Pudu mephistophiles (de Winton, 1896) -- valid -- northern pudu, Northern Pudu
  Pudu puda (Molina, 1782) -- valid -- Southern Pudu, pudu, southern pudu
  Pycnonotus zeylanicus (Gmelin, 1789) -- valid -- Straw-headed Bulbul
  Ratufa Gray, 1867 -- valid -- Oriental Giant Squirrels
  Ratufa affinis (Raffles, 1821) -- valid -- Pale Giant Squirrel
  Ratufa bicolor (Sparrman, 1778) -- valid -- Black Giant Squirrel
  Ratufa indica (Erxleben, 1777) -- valid -- Indian Giant Squirrel
  Ratufa macroura (Pennant, 1769) -- valid -- Sri Lankan Giant Squirrel
  Rhinoceros sondaicus Desmarest, 1822 -- valid -- Javan Rhinoceros, lesser one-horned rhinoceros, Javan one-horned rhinoceros
  Rhinoceros unicornis Linnaeus, 1758 -- valid -- Indian One-horned Rhinoceros, greater one-horned rhinoceros, Indian Rhinoceros, great Indian rhinoceros
  Rhinocerotidae Gray, 1821 -- valid -- Rhinoceroses, rhinos
  Rucervus duvaucelii (G. Cuvier, 1823) -- valid -- Barasingha
  Rucervus eldii (M'Clelland, 1842) -- valid -- Eld's Deer
  Rupicapra pyrenaica ornata Neumann, 1899 -- valid
  Saiga borealis (Tschersky, 1876) -- valid -- Mongolian Saiga
  Saiga tatarica (Linnaeus, 1766) -- valid -- Steppe Saiga, saiga
  Sciurus deppei Peters, 1863 -- valid -- Deppe's Squirrel
  Seleucidis melanoleucus (Daudin, 1800) -- valid
  Semioptera wallacii G. R. Gray, 1859 -- valid -- Standardwing
  Sus salvanius (Hodgson, 1847) -- valid -- Pygmy Hog, pygmy hog
  Tapiridae Gray, 1821 -- valid -- Tapirs
  Tapirus bairdii (Gill, 1865) -- invalid -- Central American tapir, Baird's Tapir
  Tapirus indicus Desmarest, 1819 -- invalid -- Malayan Tapir, Asian tapir
  Tapirus pinchaque (Roulin, 1829) -- valid -- Woolly Tapir, Mountain Tapir
  Tapirus terrestris (Linnaeus, 1758) -- valid -- South American Tapir, Brazilian Tapir
  Tayassu pecari (Link, 1795) -- valid -- Pecari labios blancos, white-lipped peccary, White-lipped Peccary
  Tayassuidae Palmer, 1897 -- valid -- peccaries
  Tetracerus quadricornis (Blainville, 1816) -- valid -- four-horned antelope, Four-horned Antelope
  Tomistoma schlegelii (Müller, 1838) -- valid -- Tomistoma, False Gavial, False Gharial, Malay Gavial, Sunda Gavial
  Vicugna vicugna (Molina, 1782) -- valid -- vicugna, vicuna, vicuńa, Vicugna
  Zosterops albogularis Gould, 1837 -- valid -- Norfolk Island White-eye, White-chested White-eye, white-breasted silvereye
 
 Kingdom Plantae
  Acanthocalycium ferrarii Rausch -- not accepted
  Acanthocalycium klimpelianum (Weidlich & Werderm.) Backeb. -- not accepted
  Acanthocalycium spiniflorum (K. Schum.) Backeb. -- not accepted
  Acanthocereus baxaniensis (Karw. ex Pfeiff.) Borg -- not accepted
  Acanthocereus colombianus Britton & Rose -- not accepted
  Acanthocereus horridus Britton & Rose -- not accepted
  Acanthocereus occidentalis Britton & Rose -- not accepted
  Acanthocereus subinermis Britton & Rose -- not accepted
  Acanthocereus tetragonus (L.) Hummelinck -- accepted -- triangle cactus, Órgano-alado de pitaya
  Aloe acutissima var. acutissima H. Perrier -- accepted
  Aloe acutissima var. antanimorensis Reynolds -- accepted
  Aloe andongensis var. andongensis Baker -- accepted
  Aloe andongensis var. repens L.C. Leach -- accepted
  Aloe arborescens ssp. mzimnyati van Jaarsv. & A.E. van Wyk -- accepted
  Aloe ballii var. ballii Reynolds -- accepted
  Aloe ballii var. makurupiniensis Ellert -- accepted
  Aloe boylei ssp. boylei Baker -- not accepted
  Aloe boylei ssp. major Hilliard & B.L. Burtt -- not accepted
  Aloe brevifolia var. brevifolia Mill. -- accepted
  Aloe brevifolia var. depressa (Haw.) Baker -- accepted
  Aloe brevifolia var. postgenita (Roem. & Schult.) Baker -- accepted
  Aloe broomii var. broomii Schönland -- accepted -- mountain aloe
  Aloe broomii var. tarkaensis Reynolds -- accepted
  Aloe bulbillifera var. bulbillifera H. Perrier -- accepted
  Aloe bulbillifera var. paulianae Reynolds -- accepted
  Aloe cameronii var. bondana Reynolds -- accepted
  Aloe cameronii var. cameronii Hemsl. -- accepted
  Aloe cameronii var. dedzana Reynolds -- accepted
  Aloe capitata var. capitata Baker -- accepted
  Aloe capitata var. cipolinicola H. Perrier -- accepted
  Aloe capitata var. gneissicola H. Perrier -- accepted
  Aloe capitata var. quartziticola H. Perrier -- accepted
  Aloe capitata var. silvicola H. Perrier -- accepted
  Aloe chabaudii var. chabaudii Schönland -- accepted -- Chabaud's aloe, Chizarira escarpment aloe, dwala aloe, grey aloe, Hunyani range aloe, Vereker's dwala aloe
  Aloe chabaudii var. mlanjeana Christian -- accepted
  Aloe chabaudii var. verekeri Christian -- accepted
  Aloe chortolirioides var. chortolirioides A. Berger -- accepted
  Aloe chortolirioides var. woolliana (Pole-Evans) Glen & D.S. Hardy -- accepted
  Aloe ciliaris var. ciliaris Haw. -- not accepted -- climbing aloe, sábila china
  Aloe ciliaris var. redacta S. Carter -- not accepted
  Aloe ciliaris var. tidmarshii Schönland -- not accepted -- fiery climber
  Aloe compressa var. compressa H. Perrier -- accepted
  Aloe cooperi ssp. cooperi Baker -- accepted -- Cooper's aloe
  Aloe cooperi ssp. pulchra Glen & D.S. Hardy -- accepted -- grass aloe
  Aloe deltoidea Hook.f. -- not accepted
  Aloe deltoideodonta var. brevifolia H. Perrier -- accepted
  Aloe deltoideodonta var. candicans H. Perrier -- accepted
  Aloe deltoideodonta var. deltoideodonta Baker -- accepted
  Aloe descoingsii ssp. augustina Lavranos -- accepted
  Aloe descoingsii ssp. descoingsii Reynolds -- accepted
  Aloe divaricata var. divaricata A. Berger -- not accepted
  Aloe divaricata var. rosea (Decary) Reynolds -- not accepted
  Aloe doei var. doei Lavranos -- not accepted
  Aloe doei var. lavranosii Marn.-Lap. -- not accepted
  Aloe excelsa var. breviflora L.C. Leach -- accepted
  Aloe excelsa var. excelsa A. Berger -- accepted -- Rhodesian tree aloe
  Aloe gilbertii ssp. gilbertii T. Reynolds ex Sebsebe & Brandham -- accepted
  Aloe gilbertii ssp. megalacanthoides M.G. Gilbert & Sebsebe -- accepted
  Aloe glauca var. glauca Mill. -- not accepted
  Aloe glauca var. spinosior Haw. -- not accepted
  Aloe gracilis var. decumbens Reynolds -- not accepted
  Aloe gracilis var. gracilis Haw. -- not accepted
  Aloe greatheadii var. davyana (Schönland) Glen & D.S. Harvey -- accepted
  Aloe greatheadii var. greatheadii Schönland -- accepted
  Aloe haworthioides var. haworthioides Baker -- accepted
  Aloe inyangensis var. inyangensis Christian -- accepted -- Inyanga aloe
  Aloe inyangensis var. kimberleyana S. Carter -- accepted
  Aloe krapohliana var. dumoulinii Lavranos -- not accepted
  Aloe krapohliana var. krapohliana Marloth -- not accepted
  Aloe laeta var. laeta A. Berger -- accepted
  Aloe laeta var. maniaensis H. Perrier -- accepted
  Aloe lateritia var. graminicola (Reynolds) S. Carter -- accepted
  Aloe lateritia var. lateritia Engl. -- accepted
  Aloe lineata var. lineata (Aiton) Haw. -- accepted -- red spined striped aloe, lined red-spined aloe
  Aloe lineata var. muirii (Marloth) Reynolds -- accepted
  Aloe madecassa var. lutea Guillaumin -- not accepted
  Aloe madecassa var. madecassa H. Perrier -- not accepted
  Aloe marlothii ssp. orientalis Glen & D.S. Hardy -- accepted
  Aloe marlothii var. bicolor Reynolds -- not accepted
  Aloe marlothii var. marlothii A. Berger -- not accepted
  Aloe megalacantha ssp. alticola M.G. Gilbert & Sebsebe -- accepted
  Aloe megalacantha ssp. megalacantha Baker -- accepted
  Aloe melanacantha var. erinacea (D.S. Hardy) G.D. Rowley -- not accepted
  Aloe melanacantha var. melanacantha A. Berger -- not accepted
  Aloe menyharthii ssp. ensifolia S. Carter -- accepted
  Aloe menyharthii ssp. menyharthii Baker -- accepted
  Aloe minima var. blyderivierensis (Groenew.) Reynolds -- not accepted
  Aloe minima var. minima Baker -- not accepted
  Aloe miskatana S. Carter -- accepted
  Aloe mitsioana J.-B. Castillon -- accepted
  Aloe nyeriensis ssp. nyeriensis Christian -- not accepted
  Aloe orlandoi Lavranos -- not accepted
  Aloe otallensis var. otallensis Baker -- not accepted
  Aloe parvibracteata var. parvibracteata Schönland -- not accepted
  Aloe pronkii Lavranos, Rakouth & T.A. McCoy -- accepted
  Aloe prostrata (H. Perrier) L.E. Newton & G.D. Rowley -- accepted
  Aloe prostrata ssp. pallida Rauh & Mangelsdorff -- not accepted
  Aloe prostrata ssp. prostrata (H. Perrier) L.E. Newton & G.D. Rowley -- not accepted
  Aloe reitzii var. reitzii Reynolds -- accepted -- Reitz's aloe
  Aloe reitzii var. vernalis D.S. Hardy -- accepted
  Aloe rendilliorum L.E. Newton -- accepted
  Aloe rigens var. mortimeri Lavranos -- accepted
  Aloe rigens var. rigens Reynolds & P.R.O. Bally -- accepted
  Aloe secundiflora var. secundiflora Engl. -- accepted
  Aloe secundiflora var. sobolifera S. Carter -- not accepted
  Aloe somaliensis var. marmota Reynolds & P.R.O. Bally -- accepted
  Aloe somaliensis var. somaliensis W. Watson -- accepted
  Aloe striata ssp. karasbergensis Pillans -- not accepted
  Aloe striata ssp. komaggasensis (Kritz. & van Jaarsv.) Glen & D.S. Harvey -- not accepted
  Aloe striata ssp. striata Haw. -- not accepted
  Aloe striatula var. caesia Reynolds -- not accepted
  Aloe striatula var. striatula Haw. -- not accepted
  Aloe trachyticola var. multifolia J.-B. Castillon -- accepted
  Aloe trichosantha var. longiflora M.G. Gilbert & Sebsebe -- accepted
  Aloe trichosantha var. trichosantha A. Berger -- accepted
  Aloe vaombe var. poissonii Decary -- accepted
  Aloe vaombe var. vaombe Decorse & Poiss. -- accepted
  Aloe volkensii ssp. multicaulis S. Carter & L.E. Newton -- accepted
  Aloe volkensii ssp. volkensii Engl. -- accepted
  Aloe X philippei J.-B. Castillon -- accepted
  Anacampseros L. -- accepted
  Anacampseros albidiflora Poelln. -- accepted
  Anacampseros arachnoides (Haw.) Sims -- accepted
  Anacampseros baeseckei Dinter -- accepted
  Anacampseros bayeriana S.A. Hammer -- accepted
  Anacampseros comptonii Pillans -- accepted
  Anacampseros dielsiana Dinter -- accepted
  Anacampseros filamentosa (Haw.) Sims -- accepted
  Anacampseros filamentosa ssp. filamentosa (Haw.) Sims -- accepted
  Anacampseros filamentosa ssp. namaquensis (H. Pearson & Stephens) G.D. Rowley -- accepted
  Anacampseros filamentosa ssp. tomentosa (A. Berger) Gerbaulet -- accepted
  Anacampseros lanceolata (Haw.) Sweet -- accepted
  Anacampseros lanceolata ssp. lanceolata (Haw) Sweet -- accepted
  Anacampseros lanceolata ssp. nebrownii (Poelln.) Gerbaulet -- accepted
  Anacampseros marlothii Poelln. -- accepted
  Anacampseros retusa Poelln. -- accepted
  Anacampseros rufescens (Haw.) Sweet -- accepted
  Anacampseros scopata G. Will. -- accepted
  Anacampseros subnuda Poelln. -- accepted
  Anacampseros subnuda ssp. lubbersii (Bleck) Gerbaulet -- accepted
  Anacampseros subnuda ssp. subnuda Poelln. -- accepted
  Anacampseros telephiastrum DC. -- accepted
  Aquilaria Lam. -- accepted
  Aquilaria acuminata (Merr.) Quisumb. -- not accepted
  Aquilaria agallocha Roxb. -- not accepted
  Aquilaria apiculata Merr. -- accepted
  Aquilaria audate -- not accepted
  Aquilaria baillonii Pierre ex Lecomte -- accepted
  Aquilaria banaensis P.H. Ho -- accepted
  Aquilaria beccariana Tiegh. -- accepted
  Aquilaria brachyantha (Merr.) Hallier f. -- accepted
  Aquilaria citrinaecarpa (Elmer) Hallier f. -- not accepted
  Aquilaria crassna Pierre ex Lecomte -- accepted
  Aquilaria cumingiana (Decne.) Ridl. -- accepted
  Aquilaria filaria (Oken) Merr. -- accepted
  Aquilaria hirta Ridl. -- accepted
  Aquilaria khasiana Hallier f. -- accepted
  Aquilaria malaccensis Lam. -- accepted
  Aquilaria microcarpa Baill. -- accepted
  Aquilaria moszkowskii Gilg -- not accepted
  Aquilaria parvifolia (Quisumb.) Ding Hou -- accepted
  Aquilaria rostrata Ridl. -- accepted
  Aquilaria secundana -- not accepted
  Aquilaria secundaria Rumph. ex DC. -- not accepted
  Aquilaria sinensis (Lour.) Spreng. -- accepted
  Aquilaria subintegra Ding Hou -- accepted
  Aquilaria tomentosa Gilg -- not accepted
  Aquilaria urdanetensis (Elmer) Hallier f. -- accepted
  Aquilaria yunnanensis S.C. Huang -- accepted
  Ariocarpus Scheidw. -- accepted -- livingrock
  Ariocarpus agavoides (Castańeda) 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. fissuratus (Engelm.) K. Schum. -- not accepted
  Ariocarpus kotschoubeyanus (Lem.) K. Schum. -- accepted
  Ariocarpus retusus Scheidw. -- accepted -- Biznaga-maguey peyote cimarrón
  Ariocarpus retusus ssp. retusus Scheidw. -- not accepted
  Ariocarpus retusus ssp. trigonus (F.A.C. Weber) E.F. Anderson & W.A. Fitz Maur. -- not accepted
  Ariocarpus scaphirostris Boed. -- accepted
  Armatocereus arduus F. Ritter -- not accepted
  Armatocereus brevispinus Madsen -- not accepted
  Armatocereus cartwrightianus (Britton & Rose) Backeb. -- accepted
  Armatocereus godingianus (Britton & Rose) Backeb. -- accepted
  Armatocereus humilis (Britton & Rose) Backeb. -- not accepted
  Armatocereus laetus (Britton & Rose) Backeb. -- accepted
  Armatocereus mataranus F. Ritter & Y. Itô -- not accepted
  Armatocereus mataranus ssp. ancashensis Ostolaza -- not accepted
  Armatocereus mataranus ssp. mataranus F. Ritter & Y. Itô -- not accepted
  Armatocereus matucanensis Backeb. -- accepted
  Armatocereus oligogonus Rauh & Backeb. -- not accepted
  Armatocereus procerus Rauh & Backeb. -- accepted
  Armatocereus rauhii Backeb. -- accepted
  Armatocereus rauhii ssp. balsasensis (F. Ritter) Ostolaza -- accepted
  Armatocereus rauhii ssp. rauhii Backeb. -- accepted
  Armatocereus riomajensis Rauh & Backeb. -- accepted
  Armatocereus rupicola F. Ritter -- not accepted
  Arrojadoa bahiensis (P.J. Braun & Esteves) N.P. Taylor & Eggli -- not accepted
  Arrojadoa dinae Buining & Brederoo -- accepted
  Arrojadoa dinae ssp. dinae Buining & Brederoo -- not accepted
  Arrojadoa dinae ssp. eriocaulis (Buining & Brederoo) N.P. Taylor & Zappi -- not accepted
  Arrojadoa penicillata (Gürke) Britton & Rose -- accepted
  Arrojadoa rhodantha (Gürke) Britton & Rose -- accepted
  Arrojadoa X albiflora Buining & Brederoo -- accepted
  Arthrocereus glaziovii (K. Schum.) N.P. Taylor & Zappi -- 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 rondonianus Backeb. & Voll -- accepted
  Arthrocereus spinosissimus (Buining & Brederoo) F. Ritter -- accepted
  Astrophytum asterias (Zucc.) Lem. -- accepted -- sanddollar, Biznaga-algononcillo de estrella, seaurchin starcactus, star cactus
  Astrophytum capricorne (A. Dietr.) Britton & Rose -- accepted
  Astrophytum myriostigma Lem. -- accepted
  Astrophytum ornatum (DC.) Britton & Rose -- accepted
  Austrocactus bertinii (Cels ex Hérincq) Britton & Rose -- accepted
  Austrocactus coxii (K. Schum.) Backeb. -- 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
  Avonia (E. Mey. ex Fenzl) G.D. Rowley -- accepted
  Avonia albissima (Marloth) G.D. Rowley -- accepted
  Avonia dinteri (Schinz) G.D. Rowley -- accepted
  Avonia herreana (Poelln.) G.D. Rowley -- accepted
  Avonia mallei G. Will. -- accepted
  Avonia papyracea (E. Mey. ex Sond.) G.D. Rowley -- accepted
  Avonia papyracea ssp. namaensis (Gerbaulet) G.D. Rowley -- accepted
  Avonia papyracea ssp. papyracea Gerbaulet -- accepted
  Avonia quinaria (E. Mey. ex Fenzl) G.D. Rowley -- accepted
  Avonia quinaria ssp. alstonii (Schönland) G.D. Rowley -- accepted
  Avonia quinaria ssp. quinaria (E. Mey. ex Fenzl) G.D. Rowley -- accepted
  Avonia recurvata (Schönland) G.D. Rowley -- accepted
  Avonia recurvata ssp. minuta (Gerbaulet) G.D. Rowley -- accepted
  Avonia recurvata ssp. recurvata (Schönland) G.D. Rowley -- accepted
  Avonia rhodesica (N.E. Br.) G.D. Rowley -- accepted
  Avonia ruschii (Dinter & Poelln.) G.D. Rowley -- accepted
  Avonia ustulata (E. Mey. ex Fenzl) G.D. Rowley -- accepted
  Aztekium hintonii Glass & W.A. Fitz Maur. -- accepted
  Aztekium ritteri (Boed.) Boed. -- accepted
  Bergerocactus emoryi (Engelm.) Britton & Rose -- accepted -- golden snakecactus, Órgano aterciopelado
  Blossfeldia liliputana Werderm. -- accepted
  Bowenia Hook. ex Hook. f. -- accepted
  Bowenia serrulata (W. Bull) Chamb. -- accepted
  Bowenia spectabilis Hook. ex Hook. f. -- accepted
  Brachycereus nesioticus (K. Schum.) Backeb. -- accepted
  Brasilicereus markgrafii Backeb. & Voll -- accepted
  Brasilicereus phaeacanthus (Gürke) Backeb. -- accepted
  Browningia albiceps F. Ritter -- not accepted
  Browningia altissima (F. Ritter) Buxb. -- accepted
  Browningia amstutziae (Rauh & Backeb.) Hutchison ex Krainz -- accepted
  Browningia caineana (Cárdenas) D.R. Hunt -- not accepted
  Browningia candelaris (Meyen) Britton & Rose -- accepted
  Browningia chlorocarpa (Kunth) W.T. Marshall -- accepted
  Browningia columnaris F. Ritter -- accepted
  Browningia hertlingiana (Backeb.) Buxb. -- accepted
  Browningia microsperma (Werderm. & Backeb.) W.T. Marshall -- accepted
  Browningia pilleifera (F. Ritter) Hutchison -- accepted
  Browningia viridis (Rauh & Backeb.) Buxb. -- not accepted
  Caesalpinia echinata Lam. -- accepted -- Brazilwood
  Calymmanthium substerile F. Ritter -- accepted
  Carnegiea gigantea (Engelm.) Britton & Rose -- accepted -- Saguaro, saguaro
  Caryocar costaricense Donn. Sm. -- accepted
  Cephalocereus apicicephalium E.Y. Dawson -- accepted
  Cephalocereus columna-trajani (Karw.) K. Schum. -- accepted
  Cephalocereus nizandensis (Bravo & T. MacDoug.) Buxb. -- not accepted
  Cephalocereus senilis (Haw.) Pfeiff. -- accepted
  Cephalocereus totolapensis (Bravo & T. MacDoug.) Buxb. -- not accepted
  Cephalocleistocactus chrysocephalus F. Ritter -- not accepted
  Ceratozamia Brongn. -- accepted
  Ceratozamia alvarezii Pérez-Farr., Vovides & Iglesias -- accepted
  Ceratozamia euryphyllidia Vázq. Torres, Sabato & D.W. Stev. -- accepted
  Ceratozamia hildae G.P. Landry & M.C. Wilson -- accepted
  Ceratozamia kuesteriana Regel -- accepted
  Ceratozamia latifolia Miq. -- accepted
  Ceratozamia matudae Lundell -- accepted
  Ceratozamia mexicana Brongn. -- accepted
  Ceratozamia microstrobila Vovides & J.D. Rees -- accepted
  Ceratozamia miqueliana H. Wendl. -- accepted
  Ceratozamia mirandae Vovides, Pérez-Farr. & Iglesias -- accepted
  Ceratozamia mixeorum Chemnick, T.J. Greg. & Salas-Mor. -- accepted
  Ceratozamia morettii Vázq. Torres & Vovides -- accepted
  Ceratozamia norstogii D.W. Stev. -- accepted
  Ceratozamia robusta Miq. -- accepted
  Ceratozamia sabatoi Vovides, Vázq. Torres, Schutzman & Iglesias -- accepted
  Ceratozamia whitelockiana Chemnick & T.J. Greg. -- accepted
  Ceratozamia zaragozae Medellín-Leal -- accepted
  Ceratozamia zoquensis Pérez-Farr., Vovides & Iglesias -- not accepted
  Cereus adelmarii (Rizzini & A. Mattos) P.J. Braun -- not accepted
  Cereus aethiops Haw. -- accepted
  Cereus albicaulis (Britton & Rose) Leutzelb. -- accepted
  Cereus argentinensis Britton & Rose -- accepted
  Cereus bicolor Rizzini & A. Mattos -- accepted
  Cereus braunii Cárdenas -- not accepted
  Cereus cochabambensis Cárdenas -- not accepted
  Cereus comarapanus Cárdenas -- not accepted
  Cereus fernambucensis Lem. -- accepted
  Cereus fernambucensis ssp. fernambucensis Lem. -- accepted
  Cereus fernambucensis ssp. sericifer (F. Ritter) N.P. Taylor & Zappi -- accepted
  Cereus fricii Backeb. -- accepted
  Cereus haageanus (Backeb.) N.P. Taylor -- not accepted
  Cereus hankeanus F.A.C. Weber -- 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 horrispinus Backeb. -- accepted
  Cereus huilunchu Cárdenas -- 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 lamprospermus K. Schum. -- accepted
  Cereus lanosus (F. Ritter) P.J. Braun & Esteves -- accepted
  Cereus mirabella N.P. Taylor -- accepted
  Cereus mortensenii (Croizat) D.R. Hunt & N.P. Taylor -- accepted
  Cereus pachyrrhizus K. Schum. -- not accepted
  Cereus phatnospermus K. Schum. -- accepted
  Cereus repandus (L.) Mill. -- accepted
  Cereus ridleii Andrade-Lima ex Backeb. -- not accepted
  Cereus roseiflorus Speg. -- not accepted
  Cereus saddianus (Rizzini & A. Mattos) P.J. Braun -- accepted
  Cereus spegazzinii F.A.C. Weber -- accepted
  Cereus stenogonus K. Schum. -- accepted
  Cereus tacuaralensis Cárdenas -- not accepted
  Cereus trigonodendron K. Schum. ex Vaupel -- accepted
  Cereus validus Haw. -- not accepted
  Cereus vargasianus Cárdenas -- accepted
  Ceropegia mairei var. mairei (H. Lév.) H. Huber -- not accepted
  Chigua D.W. Stev. -- not accepted
  Chigua bernalii D.W. Stev. -- not accepted
  Chigua restrepoi D.W. Stev. -- not accepted
  Cibotium barometz (L.) J. Sm. -- accepted
  Cintia knizei Ríha -- not 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. minensis (Werderm.) F. Ritter -- accepted
  Cipocereus minensis ssp. pleurocarpus (F. Ritter) N.P. Taylor & Zappi -- not accepted
  Cipocereus pusilliflorus (F. Ritter) Barthlott & N.P. Taylor -- 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 baumannii (Lem.) Lem. -- accepted
  Cleistocactus baumannii ssp. anguinus (Gürke) 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 brookeae Cárdenas -- accepted
  Cleistocactus buchtienii Backeb. -- accepted
  Cleistocactus candelilla Cárdenas -- accepted
  Cleistocactus chotaensis F.A.C. Weber -- not accepted
  Cleistocactus clavispinus (Rauh & Backeb.) Ostolaza -- not accepted
  Cleistocactus dependens Cárdenas -- 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 grossei Backeb. -- not accepted
  Cleistocactus hildegardiae F. Ritter -- not accepted
  Cleistocactus hyalacanthus (K. Schum.) Rol.-Goss. -- accepted
  Cleistocactus hystrix (Rauh & Backeb.) Ostolaza -- accepted
  Cleistocactus icosagonus (Kunth) F.A.C. Weber -- accepted
  Cleistocactus laniceps (K. Schum.) Rol.-Goss. -- accepted
  Cleistocactus luribayensis Cárdenas -- accepted
  Cleistocactus micropetalus F. Ritter -- not accepted
  Cleistocactus morawetzianus Backeb. -- accepted
  Cleistocactus muyurinensis F. Ritter -- not accepted
  Cleistocactus neoroezlii (F. Ritter) Buxb. -- accepted
  Cleistocactus orthogonus Cárdenas -- not accepted
  Cleistocactus pachycladus (Rauh & Backeb.) Ostolaza -- accepted
  Cleistocactus palhuayensis F. Ritter & Shahori -- not accepted
  Cleistocactus paraguariensis F. Ritter -- not accepted
  Cleistocactus parapetiensis Cárdenas -- accepted
  Cleistocactus parviflorus (K. Schum.) Rol.-Goss. -- accepted
  Cleistocactus peculiaris (Rauh & Backeb.) Ostolaza -- not accepted
  Cleistocactus piraymirensis Cárdenas -- not accepted
  Cleistocactus plagiostoma (Vaupel) D.R. Hunt -- accepted
  Cleistocactus pungens F. Ritter -- accepted
  Cleistocactus reae Cárdenas -- accepted
  Cleistocactus ritteri Backeb. -- accepted
  Cleistocactus roezlii (Haage) Backeb. -- not accepted
  Cleistocactus samaipatanus (Cárdenas) D.R. Hunt -- accepted
  Cleistocactus sepium (Kunth) F.A.C. Weber -- accepted
  Cleistocactus serpens (Kunth) F.A.C. Weber -- not accepted
  Cleistocactus sextonianus (Backeb.) D.R. Hunt -- accepted
  Cleistocactus smaragdiflorus (F.A.C. Weber) Britton & Rose -- accepted
  Cleistocactus strausii (Heese) Backeb. -- accepted
  Cleistocactus tarijensis Cárdenas -- not accepted
  Cleistocactus tenuiserpens Rauh & Backeb. -- accepted
  Cleistocactus tominensis (Weing.) Backeb. -- accepted
  Cleistocactus tupizensis (Vaupel) Backeb. -- not accepted
  Cleistocactus varispinus F. Ritter -- accepted
  Cleistocactus vulpis-cauda F. Ritter & Cullmann -- not accepted
  Cleistocactus winteri D.R. Hunt -- accepted
  Cleistocactus X crassiserpens Rauh & Backeb. -- not accepted
  Cleistocactus xylorhizus (F. Ritter) Ostolaza -- accepted
  Coleocephalocereus aureus F. Ritter -- accepted
  Coleocephalocereus buxbaumianus Buining -- accepted
  Coleocephalocereus buxbaumianus ssp. buxbaumianus Buining -- accepted
  Coleocephalocereus buxbaumianus ssp. flavisetus (F. Ritter) N.P. Taylor & Zappi -- accepted
  Coleocephalocereus fluminensis (Miq.) Backeb. -- accepted
  Coleocephalocereus fluminensis ssp. decumbens (F. Ritter) N.P. Taylor & Zappi -- accepted
  Coleocephalocereus fluminensis ssp. fluminensis (Miq.) Backeb. -- accepted
  Coleocephalocereus goebelianus (Vaupel) Buining & Brederoo -- accepted
  Coleocephalocereus pluricostatus Buining & Brederoo -- accepted
  Coleocephalocereus purpureus (Buining & Brederoo) F. Ritter -- accepted
  Copiapoa bridgesii (Pfeiff.) Backeb. -- not accepted
  Copiapoa calderana F. Ritter -- not accepted
  Copiapoa calderana ssp. calderana F. Ritter -- not accepted
  Copiapoa calderana ssp. longistaminea (F. Ritter) N.P. Taylor -- not accepted
  Copiapoa chanaralensis 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. haseltoniana (Backeb.) N.P. Taylor -- accepted
  Copiapoa cinerea ssp. krainziana (F. Ritter) Slaba -- not accepted
  Copiapoa copiapensis (Pfeiff.) Mereg. -- not accepted
  Copiapoa coquimbana (Karw. ex Rümpler) Britton & Rose -- accepted
  Copiapoa desertorum F. Ritter -- not accepted
  Copiapoa echinoides (Lem.) Britton & Rose -- accepted
  Copiapoa fiedleriana (K. Schum.) Backeb. -- accepted
  Copiapoa hornilloensis F. Ritter -- not accepted
  Copiapoa humilis (Phil.) Hutchison -- accepted
  Copiapoa hypogaea F. Ritter -- accepted
  Copiapoa laui Diers -- not accepted
  Copiapoa macracantha (Salm-Dyck) Mereg. -- not accepted
  Copiapoa malletiana (Lem. ex Salm-Dyck) Backeb. -- not accepted
  Copiapoa marginata (Salm-Dyck) Britton & Rose -- accepted
  Copiapoa megarhiza Britton & Rose -- accepted
  Copiapoa montana F. Ritter -- accepted
  Copiapoa montana ssp. grandiflora (F. Ritter) N.P. Taylor -- not accepted
  Copiapoa montana ssp. montana F. Ritter -- not accepted
  Copiapoa rupestris F. Ritter -- not accepted
  Copiapoa serpentisulcata F. Ritter -- accepted
  Copiapoa solaris (F. Ritter) F. Ritter -- accepted
  Copiapoa tenuissima F. Ritter -- not accepted
  Copiapoa tocopillana F. Ritter -- not accepted
  Copiapoa varispinata F. Ritter -- not 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 Cárdenas -- 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. brevistylus (K. Schum. ex Vaupel) Britton & Rose -- not accepted
  Corryocactus brevistylus ssp. puquiensis (Rauh & Backeb.) Ostolaza -- not accepted
  Corryocactus chachapoyensis Ochoa & Backeb. ex D.R. Hunt -- accepted
  Corryocactus charazanensis Cárdenas -- 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 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 otuyensis Cárdenas -- not accepted
  Corryocactus perezianus Cárdenas -- not accepted
  Corryocactus pilispinus F. Ritter -- not accepted
  Corryocactus prostratus F. Ritter -- not accepted
  Corryocactus pulquinensis Cárdenas -- 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 squarrosus (Vaupel) Hutchison -- accepted
  Corryocactus tarijensis Cárdenas -- accepted
  Corryocactus tenuiculus (Backeb.) Hutchison -- not accepted
  Coryphantha calipensis Bravo ex S. Arias Montes, U. Guzman Cruz & S. Gama Lopez -- not accepted
  Coryphantha calochlora Boed. -- not accepted
  Coryphantha clavata (Scheidw.) Backeb. -- accepted
  Coryphantha compacta (Engelm.) Britton & Rose -- accepted
  Coryphantha cornifera (DC.) Lem. -- accepted -- Biznaga-partida de cuernos, rhinoceros cactus
  Coryphantha cornuta (Hildm. ex K.Schum.) A. Berger -- not accepted
  Coryphantha delaetiana (Quehl) A. Berger -- accepted
  Coryphantha difficilis (Quehl) Orcutt -- accepted
  Coryphantha 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 erecta (Lem.) Lem. -- accepted
  Coryphantha georgii Boed. -- accepted
  Coryphantha glanduligera (Otto & A. Dietr.) Lem. -- accepted
  Coryphantha gracilis L. Bremer & A.B. Lau -- accepted
  Coryphantha grata L. Bremer -- not accepted
  Coryphantha guerkeana (Boed.) Britton & Rose -- not accepted
  Coryphantha indensis L. Bremer -- not accepted
  Coryphantha jalpanensis Buchenau -- accepted
  Coryphantha jaumavei (Fric) Fric -- 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 maiz-tablasensis Fritz Schwartz ex Backeb. -- accepted
  Coryphantha maliterrarum L. Bremer -- not accepted
  Coryphantha melleospina Bravo -- not accepted
  Coryphantha neglecta L. Bremer -- accepted
  Coryphantha nickelsiae (K. Brandegee) Britton & Rose -- accepted -- Biznaga-partida de Laredo, Nickels' cactus
  Coryphantha octacantha (DC.) Britton & Rose -- accepted
  Coryphantha odorata Boed. -- accepted
  Coryphantha ottonis (Pfeiff.) Lem. -- accepted
  Coryphantha pallida Britton & Rose -- accepted
  Coryphantha poselgeriana (A. Dietr.) Britton & Rose -- accepted
  Coryphantha potosiana (Jacobi) Glass & R.A. Foster -- accepted
  Coryphantha pseudoechinus Boed. -- 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 recurvata (Engelm.) Britton & Rose -- accepted -- Biznaga-partida de espinas curvas, Santa Cruz beehive cactus
  Coryphantha reduncispina Boed. -- not accepted
  Coryphantha retusa (Pfeiff.) Britton & Rose -- 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 salinensis (Poselg.) Dicht & A. Lüthy -- accepted
  Coryphantha sulcata (Engelm.) Britton & Rose -- accepted -- pineapple cactus, finger cactus
  Coryphantha sulcolanata (Lem.) Lem. -- not accepted
  Coryphantha tripugionacantha A.B. Lau -- accepted
  Coryphantha unicornis Boed. -- not accepted
  Coryphantha vaupeliana Boed. -- accepted
  Coryphantha vogtherriana Werderm. & Boed. -- accepted
  Coryphantha werdermannii Boed. -- accepted
  Coryphantha wohlschlageri Holzeis -- accepted
  Cyathea abreviata I. Fern. -- accepted
  Cyathea acutidens (Christ) Domin -- accepted
  Cyathea adenochlamys Christ -- accepted
  Cyathea aeneifolia var. aeneifolia (Alderw.) Domin -- not accepted
  Cyathea affinis (G. Forst.) Sw. -- accepted
  Cyathea akawaiorum P.J. Edwards -- accepted
  Cyathea albidopaleata Copel. -- accepted
  Cyathea albomarginata R.C. Moran -- accepted
  Cyathea alsophila var. villosa Domin -- accepted
  Cyathea alstonii R.M. Tryon -- accepted
  Cyathea amazonica R.C. Moran -- not accepted
  Cyathea ameristoneura (Fée) Domin -- accepted
  Cyathea anacampta Alston -- not accepted
  Cyathea andersonii (J. Scott ex Bedd.) Copel. -- not accepted
  Cyathea andina (H. Karst.) Domin -- accepted -- parrotfeather treefern
  Cyathea approximata var. approximata Bonap. -- not accepted
  Cyathea approximata var. sorisquamata (Bonap.) Tardieu -- not accepted
  Cyathea arborea (L.) Sm. -- accepted -- West Indian treefern
  Cyathea arborea var. arborea (L.) Sm. -- accepted
  Cyathea arborea var. pusilla Bosco -- accepted
  Cyathea arborea var. regnellii Baker -- accepted
  Cyathea arborea var. sternbergii (Pohl) T. Moore -- accepted
  Cyathea arbuscula (C. Presl) Domin -- accepted
  Cyathea aristata Domin -- accepted
  Cyathea armata (Sw.) Domin -- accepted -- creeping treefern
  Cyathea aspera var. aculeata -- not accepted
  Cyathea aspera var. aspera (L.) Sw. -- not accepted
  Cyathea aspidioides (Blume) Moritz -- not accepted
  Cyathea assurgens R.M. Tryon -- accepted
  Cyathea atahuallpa (R.M. Tryon) Lellinger -- accepted
  Cyathea atrispora Domin -- accepted
  Cyathea atropurpurea Copel. -- not accepted
  Cyathea atrovirens (Langsd. & Fisch.) Domin -- accepted
  Cyathea atrovirens var. minor Domin -- not accepted
  Cyathea atrox var. atrox C. Chr. -- not accepted
  Cyathea australis ssp. australis (R. Br.) Domin -- not accepted
  Cyathea australis var. australis (R. Br.) Domin -- not accepted
  Cyathea australis var. glauca (Bailey) Domin -- not accepted
  Cyathea axillaris (Fée) Lellinger -- accepted
  Cyathea azuayensis Sodiro -- accepted
  Cyathea bahiensis Rosenst. -- not accepted
  Cyathea barotu Copel. -- accepted
  Cyathea barringtonii A.R. Sm. ex Lellinger -- accepted
  Cyathea basiliaris Christ -- accepted
  Cyathea batesii Domin -- not accepted
  Cyathea bellisquamata var. basilobata C. Chr. -- accepted
  Cyathea bellisquamata var. bellisquamata Bonap. -- accepted
  Cyathea bernardii Proctor -- accepted
  Cyathea bicrenata Liebm. -- accepted
  Cyathea bilineata Domin -- accepted
  Cyathea bipinnata (R.M. Tryon) R.C. Moran -- accepted
  Cyathea bisquamata M. Kato -- accepted
  Cyathea blechnoides Domin -- accepted
  Cyathea blechnoides var. parkeri -- not accepted
  Cyathea boivini var. boivini Mett. ex Kuhn -- not accepted
  Cyathea boivini var. concava Tardieu -- not accepted
  Cyathea boivini var. humblotii C. Chr. -- not accepted
  Cyathea boliviana R.M. Tryon -- not accepted
  Cyathea borbonica var. borbonica Desv. -- not accepted
  Cyathea borbonica var. madagascariensis (Kaulf.) Bonap. -- not accepted
  Cyathea brachyphylla Holttum -- accepted
  Cyathea bradei (P.G. Windisch) Lellinger -- accepted
  Cyathea brevistipes R.C. Moran -- accepted
  Cyathea brownii var. brownii Domin -- not accepted
  Cyathea brunei Christ -- not accepted
  Cyathea brunnescens (Barrington) R.C. Moran -- accepted
  Cyathea bullata (Baker) Domin -- not accepted
  Cyathea bullata var. lobata Rakotondr. -- not accepted
  Cyathea bullata var. madagascarica (Bonap.) Rakotondr. -- not accepted
  Cyathea bulligera (Rosenst.) Domin -- not accepted
  Cyathea camerooniana Hook. -- not accepted
  Cyathea camerooniana var. aethiopica (Welw. ex Hook.) Holttum -- not accepted
  Cyathea camerooniana var. camerooniana Hook. -- not accepted
  Cyathea camerooniana var. congi (Christ) Holttum -- not accepted
  Cyathea camerooniana var. currorii Holttum -- not accepted
  Cyathea camerooniana var. occidentalis Holttum -- not accepted
  Cyathea camerooniana var. ugandensis Holttum -- not accepted
  Cyathea camerooniana var. zenkeri (Hieron. ex Diels) Tardieu -- not accepted
  Cyathea camerunensis Domin -- accepted
  Cyathea canelensis Domin -- accepted
  Cyathea capensis var. capensis (L. f.) Sm. -- not accepted
  Cyathea capensis var. polypodioides (Sw.) -- not accepted
  Cyathea caracasana (Klotzsch) Domin -- accepted
  Cyathea caracasana var. boliviensis (Rosenst.) R.M. Tryon -- not accepted
  Cyathea caracasana var. caracasana (Klotzsch) Domin -- accepted
  Cyathea caracasana var. chimborazensis (Hook.) R.M. Tryon -- accepted
  Cyathea caracasana var. maxonii (Underw.) R.M. Tryon -- accepted
  Cyathea caracasana var. meridensis (H. Karst.) R.M. Tryon -- not accepted
  Cyathea catacampta Alston -- accepted
  Cyathea caudata (Hook.) Copel. -- not accepted
  Cyathea chinensis Copel. -- not accepted
  Cyathea circumdata K.U. Kramer -- not accepted
  Cyathea compta Mart. -- accepted
  Cyathea concinna (Baker ex Jenman) Jenman -- accepted
  Cyathea concinna var. jamaicensis Domin -- not accepted
  Cyathea concordia B. León & R.C. Moran -- accepted
  Cyathea conformis (R.M. Tryon) Stolze -- accepted
  Cyathea conjugata (Spruce ex Hook.) Domin -- accepted
  Cyathea conquisita Jenman -- not accepted
  Cyathea contaminans var. contaminans (Wall. ex Hook.) Copel. -- not accepted
  Cyathea contaminans var. trichophora (Copel.) -- not accepted
  Cyathea copelandii Kuhn & Luerss. -- not accepted
  Cyathea corallifera Sodiro -- accepted
  Cyathea coriacea M. Kato -- accepted
  Cyathea costaricensis (Mett. ex Kuhn) Domin -- accepted
  Cyathea crassa Maxon -- not accepted
  Cyathea crenulata Blume -- accepted
  Cyathea croftii Holttum -- accepted
  Cyathea cuatrecasasii (R.M. Tryon) -- not accepted
  Cyathea cumingii Baker -- accepted
  Cyathea cyatheoides (Desv.) K.U. Kramer -- accepted
  Cyathea cyclodium (R.M. Tryon) Lellinger -- accepted
  Cyathea cyclopodium (R.M. Tryon) Lellinger -- accepted
  Cyathea darienensis R.C. Moran -- accepted
  Cyathea dealbata (G. Forst.) Sw. -- accepted -- silver fern, ponga
  Cyathea decomposita (Karsten) Domin -- accepted
  Cyathea decora Domin -- accepted
  Cyathea decorata (Maxon) R.M. Tryon -- accepted
  Cyathea decrescens var. decrescens Mett. -- not accepted
  Cyathea decurrens var. decurrens (Hook.) Copel. -- accepted
  Cyathea delgadii Sternb. -- accepted
  Cyathea demissa (C.V. Morton) A.R. Sm. ex Lellinger -- accepted
  Cyathea demissa var. demissa (C.V. Morton) A.R. Sm. ex Lellinger -- accepted
  Cyathea demissa var. thysanolepis A.R. Sm. -- accepted
  Cyathea denticulata Goldm. -- not accepted
  Cyathea dichromatolepis (Fée) Domin -- accepted
  Cyathea dielsii Domin -- accepted
  Cyathea dissimilis (C.V. Morton) Stolze -- accepted
  Cyathea dissoluta Baker ex Jenman -- accepted
  Cyathea divergens Kunze -- accepted
  Cyathea divergens var. divergens Kunze -- accepted
  Cyathea divergens var. tuerckheimii (Maxon) R.M. Tryon -- accepted
  Cyathea dregei var. burkei (Hook.) Sim -- not accepted
  Cyathea dregei var. dregei Kunze -- not accepted
  Cyathea dregei var. polyphlebia C. Chr. -- not accepted
  Cyathea dudleyi R.M. Tryon -- accepted
  Cyathea dyeri Sodiro -- accepted
  Cyathea eatoni (Jenman) Domin -- accepted
  Cyathea ebenina H. Karst. -- accepted
  Cyathea ecuadorensis Domin -- accepted
  Cyathea eggersii Hieron. -- accepted
  Cyathea elliottii (Baker) Domin -- accepted
  Cyathea epaleata Holttum -- accepted
  Cyathea estelae (Riba) Proctor -- accepted
  Cyathea exilis Holttum -- accepted
  Cyathea fadenii Holttum -- accepted
  Cyathea falcata (Kuhn) Domin -- accepted
  Cyathea feei Glaz. -- not accepted
  Cyathea felinum (Roxb.) C.V. Morton -- not accepted
  Cyathea flava (R.M. Tryon) comb. ined. -- not accepted
  Cyathea frigida (H. Karst.) Domin -- accepted
  Cyathea fuliginosa (Christ) Copel. -- not accepted
  Cyathea fulva (M. Martens & Galeotti) Fée -- accepted
  Cyathea gardneri Hook. -- not accepted
  Cyathea gazellae Domin -- accepted
  Cyathea gibbosa (Klotzsch) Domin -- accepted
  Cyathea glaziovii (Fée) Domin -- accepted
  Cyathea godeffroyi Domin -- accepted
  Cyathea goudeyi D.L. Jones -- not accepted
  Cyathea gracilis Griseb. -- accepted
  Cyathea grantii Copel. -- accepted
  Cyathea grata Domin -- accepted
  Cyathea grayumii A. Rojas -- accepted
  Cyathea guianensis Domin -- accepted
  Cyathea hallieri Domin -- accepted
  Cyathea halonata R.C. Moran & B. Řllg. -- accepted
  Cyathea hancockii Copel. -- not accepted
  Cyathea harrisii Underw. ex Maxon -- accepted
  Cyathea hassleriana Christ -- not accepted
  Cyathea haughtii (Maxon) R.M. Tryon -- accepted
  Cyathea heliophila R.M. Tryon -- accepted
  Cyathea hemiepiphytica R.C. Moran -- accepted
  Cyathea herzogii Rosenst. -- accepted
  Cyathea hirsuta C. Presl -- accepted
  Cyathea hirta Domin -- accepted
  Cyathea hirtula var. multisorosa Karst. -- not accepted
  Cyathea hispida Domin -- accepted
  Cyathea hodgeana Proctor -- accepted
  Cyathea holdrigeana Nisman & L. Gómez -- accepted
  Cyathea hombersleyi (Maxon) Stolze -- accepted
  Cyathea hornei (Baker) Copel. -- not accepted
  Cyathea hortuleana Domin -- not accepted
  Cyathea howeana Domin -- accepted
  Cyathea humilis var. humilis Hieron. -- not accepted
  Cyathea impar R.M. Tryon -- accepted
  Cyathea imrayana var. imrayana Hook. -- not accepted
  Cyathea imrayana var. subnudata Hook. -- not accepted
  Cyathea inermis Sodiro -- accepted
  Cyathea infesta (Kunze) Domin -- not accepted
  Cyathea inheringii Domin -- accepted
  Cyathea insignis D.C. Eaton -- not accepted
  Cyathea integra var. integra J. Sm. ex Hook. -- not accepted
  Cyathea integra var. petiolata (Hook.) -- not accepted
  Cyathea intramarginalis (P.G. Windisch) Lellinger -- accepted
  Cyathea jacobsii Holttum -- accepted
  Cyathea jamaicensis Jenman -- accepted
  Cyathea jivariensis Domin -- accepted
  Cyathea junghuhniana (Kunze) Copel. -- not accepted
  Cyathea khasyana (Moore ex Kuhn) Domin -- not accepted
  Cyathea laciniata Copel. -- not accepted
  Cyathea lamprocaulis (Christ) Ching -- accepted
  Cyathea lasiosora (Mett. ex Kuhn) Domin -- not accepted
  Cyathea latevagans (Baker) Domin -- accepted
  Cyathea lathamii Holttum -- accepted
  Cyathea lechleri Mett. -- accepted
  Cyathea leichhardtiana var. leichhardtiana Copel. -- not accepted
  Cyathea leichhardtiana var. woollsiana (F. Muell.) Domin -- not accepted
  Cyathea leprieurii (Kunze) Domin -- accepted
  Cyathea leschenaultiana Domin -- accepted
  Cyathea leucolepismata Alston -- accepted
  Cyathea lewisii (C.V. Morton & Proctor) Proctor -- accepted
  Cyathea liesneri A.R. Sm. -- accepted
  Cyathea lindsayana Hook. -- accepted
  Cyathea lockwoodiana (P.G. Windisch) Lellinger -- accepted
  Cyathea lunulata var. lunulata (G. Forst.) Copel. -- not accepted
  Cyathea macrocarpa (C. Presl) Domin -- accepted
  Cyathea macrophylla var. macrophylla Domin -- not accepted
  Cyathea macrophylla var. quadripinnata (Domin) Holttum -- not accepted
  Cyathea macrosora (Baker ex Thurn) Domin -- accepted
  Cyathea macrosora var. macrosora (Baker ex Thurn) Domin -- not accepted
  Cyathea macrosora var. reginae (P.G. Windisch) A.R. Sm. -- not accepted
  Cyathea macrosora var. vaupensis (P.G. Windisch) A.R. Sm. -- not accepted
  Cyathea mapahuwensis M. Kato -- accepted
  Cyathea marginalis (Klotzsch) Domin -- accepted
  Cyathea marshalliana Domin -- accepted
  Cyathea mastersiana L. Linden -- accepted
  Cyathea melleri var. melleri (Baker) Domin -- accepted
  Cyathea melleri var. virescens C. Chr. -- not accepted
  Cyathea mello-baroetoi (Brade) comb. ined. -- accepted
  Cyathea mettenii var. caucana Hieron. -- accepted
  Cyathea mexiae Copel. -- accepted
  Cyathea mexicana var. mexicana Schltdl. & Cham. -- not accepted
  Cyathea microdonta (Desv.) Domin -- accepted
  Cyathea micromera Rosenst. -- not accepted
  Cyathea microphylla Mett. -- accepted
  Cyathea microphyllodes Rosenst. -- not accepted
  Cyathea miquelii Domin -- accepted
  Cyathea monilifera (J. Sm.) comb. ined. -- accepted
  Cyathea monticola C. Presl -- accepted
  Cyathea mucilagina R.C. Moran -- accepted
  Cyathea multiflora Sm. -- accepted
  Cyathea multiflora var. hostmannii (Hook.) -- not accepted
  Cyathea multiflora var. multiflora Sm. -- not accepted
  Cyathea multisegmenta R.M. Tryon -- accepted
  Cyathea munita Willd. ex Hook. -- accepted
  Cyathea murkelensis M. Kato -- accepted
  Cyathea myosuroides (Liebm.) Domin -- accepted
  Cyathea nanna (Barrington) Lellinger -- accepted
  Cyathea neblinae A.R. Sm. -- accepted
  Cyathea nesiotica (Maxon) Domin -- accepted
  Cyathea nigripes (C. Chr.) Domin -- accepted
  Cyathea nigripes var. nigripes (C. Chr.) Domin -- accepted
  Cyathea nodulifera R.C. Moran -- accepted
  Cyathea nothofagorum Holttum -- accepted
  Cyathea oblonga (Klotzsch) Domin -- not accepted
  Cyathea obtusa (Kaulf.) Domin -- accepted
  Cyathea obtusiloba (Hook.) Domin -- not accepted
  Cyathea ogurae (Hayata) Domin -- not accepted
  Cyathea ohaensis M. Kato -- accepted
  Cyathea pacifica Domin -- accepted
  Cyathea palaciosii R.C. Moran -- accepted
  Cyathea pallescens (Sodiro) Domin -- accepted
  Cyathea panamensis A. Rojas -- not accepted
  Cyathea parianensis (P.G. Windisch) Lellinger -- accepted
  Cyathea parva Copel. -- accepted
  Cyathea parvula (Jenman) Domin -- accepted -- small treefern
  Cyathea parvula var. parvula (Jenman) Domin -- accepted
  Cyathea pastoensis Kuhn -- accepted
  Cyathea pauciflora (Kuhn) Lellinger -- accepted
  Cyathea pectinata Ching & S.H. Wu -- not accepted
  Cyathea peladensis (Hieron.) Domin -- accepted
  Cyathea pendula Jenman -- not accepted
  Cyathea petiolata (Hook.) R.M. Tryon -- accepted
  Cyathea petiolulata H. Karst. -- not accepted
  Cyathea phalaenolepis (C. Chr.) Domin -- accepted
  Cyathea phalerata Mart. -- accepted
  Cyathea phalerata var. alutacea (Kunze) -- not accepted
  Cyathea phalerata var. crassa (Maxon) -- not accepted
  Cyathea phalerata var. l'heringii (Rosenst.) -- not accepted
  Cyathea phalerata var. latiloba Domin -- accepted
  Cyathea phalerata var. phalerata Mart. -- accepted
  Cyathea phegopteroides (Hook.) Domin -- accepted
  Cyathea pichinchae C. Chr. -- accepted
  Cyathea pilosissima (Baker) Domin -- accepted
  Cyathea pinnula (Christ) Domin -- accepted
  Cyathea planadae N.C. Arens & A.R. Sm. -- accepted
  Cyathea platylepis (Hook.) Domin -- accepted
  Cyathea podophylla (Hook.) Copel. -- not accepted
  Cyathea poeppigii (Hook.) Domin -- accepted
  Cyathea portoana (Brade) comb. ined. -- accepted
  Cyathea praeceps A.R. Sm. -- accepted
  Cyathea praecincta (Kunze) Domin -- accepted
  Cyathea pseudogigantea Ching & S.H. Wu -- not accepted
  Cyathea pseudonanna (L.D. Gómez) Lellinger -- accepted
  Cyathea pubens Domin -- not accepted
  Cyathea puberula Sodiro -- accepted
  Cyathea pukuana M. Kato -- accepted
  Cyathea punctata R.C. Moran & B. Řllg. -- accepted
  Cyathea punctulata (Alderw.) Alderw. -- not accepted
  Cyathea pungens (Willd.) Domin -- accepted -- spiny treefern
  Cyathea pygmaea L. -- accepted
  Cyathea quadrata var. quadrata Baker -- not accepted
  Cyathea quitensis Domin -- accepted
  Cyathea raciborskii Copel. -- accepted
  Cyathea raiateensis (J.W. Moore) comb. ined. -- accepted
  Cyathea ramisora Domin -- accepted
  Cyathea ramispina (Hook.) Copel. -- not accepted
  Cyathea ramispinoides M. Kato -- accepted
  Cyathea rapaensis Copel. -- accepted
  Cyathea recommutata Copel. -- not accepted
  Cyathea revoluta Domin -- accepted
  Cyathea robusta (C. Moore ex Watts) Holttum -- not accepted
  Cyathea rojasii C. Chr. -- not accepted
  Cyathea roroka Hovenkamp -- accepted
  Cyathea rufa (Fée) Lellinger -- accepted
  Cyathea ruiziana Klotzsch -- accepted
  Cyathea rumphii Desv. -- accepted
  Cyathea sagittifolia (Hook.) Domin -- accepted
  Cyathea samoensis Baker -- accepted
  Cyathea scabra Baker -- accepted
  Cyathea schanschin var. brasiliensis Christ -- not accepted
  Cyathea schanschin var. fulva Domin -- not accepted
  Cyathea schenckii Christ -- accepted
  Cyathea schiedeana (C. Presl) Domin -- accepted
  Cyathea schlechteri (Brause) Domin -- not accepted
  Cyathea schlimii (Kuhn) Domin -- accepted
  Cyathea senilis (Klotzsch) Domin -- accepted
  Cyathea serpens (R.M. Tryon) Lehnert -- accepted
  Cyathea sessifolia (Jenman) Domin -- accepted
  Cyathea setchellii Copel. -- accepted
  Cyathea simplex R.M. Tryon -- accepted
  Cyathea sinops Racib. -- accepted
  Cyathea sipapoensis (R.M. Tryon) Lellinger -- accepted
  Cyathea societarum Baker -- not accepted
  Cyathea speciosa Humb. & Bonpl. ex Willd. -- accepted
  Cyathea spectabilis var. spectabilis (Kunze) Domin -- accepted
  Cyathea spinulosa Wall. ex Hook. -- not accepted
  Cyathea squamulosa (I. Losch) R.C. Moran -- accepted
  Cyathea steyermarkii R.M. Tryon -- accepted
  Cyathea stolzei A.R. Sm. ex Lellinger -- accepted
  Cyathea straminea (A. Gepp) Alderw. -- not accepted
  Cyathea strigillosa (Maxon) Domin -- accepted
  Cyathea subarborescens Domin -- not accepted
  Cyathea subglandulosa (Hance) Copel. -- not accepted
  Cyathea subincisa (Kunze) Domin -- accepted
  Cyathea subindusiata Domin -- accepted
  Cyathea subindustiata var. chontilla Domin -- not accepted
  Cyathea submarginalis (Domin) Domin -- accepted
  Cyathea subulata (Alderw.) Domin -- accepted
  Cyathea superba (Maxon) Domin -- not accepted
  Cyathea suprastrigosa (Christ) Maxon -- accepted
  Cyathea surinamensis (Miq.) Domin -- accepted
  Cyathea tahitensis (Brack.) Copel. -- accepted
  Cyathea taiwanense Kuo -- accepted
  Cyathea tenera (J. Sm. ex Hook.) T. Moore -- accepted -- helecho gigante
  Cyathea tenuis Brause -- not accepted
  Cyathea thwaitesii (Bedd.) Sledge -- accepted
  Cyathea thysanolepis (Barrington) A.R. Sm. -- accepted
  Cyathea tinganensis Ching & S.H. Wu -- not accepted
  Cyathea tortuosa R.C. Moran -- accepted
  Cyathea trachypoda Alderw. -- accepted
  Cyathea traillii (Baker) Domin -- accepted
  Cyathea trindadensis Brade -- not accepted
  Cyathea trinitensis (Jenman) Domin -- accepted
  Cyathea truncata var. nivea (Christ in K. Schum. & Lauterb.) -- not accepted
  Cyathea truncata var. truncata (Brack.) Copel. -- not accepted
  Cyathea tryonorum (Riba) Lellinger -- accepted
  Cyathea tsangii Ching & S.H. Wu -- not accepted
  Cyathea tuyamae H. Ohba -- accepted
  Cyathea ulei (Christ) Domin -- accepted
  Cyathea ursina (Maxon) Lellinger -- accepted
  Cyathea valdecrenata Domin -- accepted
  Cyathea van-gaerdtii Domin -- accepted
  Cyathea veitchiana Domin -- accepted
  Cyathea velaminosa Diels -- accepted
  Cyathea venezuelensis A.R. Sm. ex Lellinger -- accepted
  Cyathea venosa Domin -- accepted
  Cyathea vernicosa Domin -- accepted
  Cyathea vilhelmii Domin -- accepted
  Cyathea villosa Humb. & Bonpl. ex Willd. -- accepted
  Cyathea walkerae Hook. -- not accepted
  Cyathea walkerae var. tripinnata Hook. -- not accepted
  Cyathea walkerae var. walkerae Hook. -- not accepted
  Cyathea weatherbyana (C.V. Morton) C.V. Morton -- accepted
  Cyathea wendlandii (Mett. ex Kuhn) Domin -- accepted
  Cyathea werffii R.C. Moran -- accepted
  Cyathea williamsii (Maxon) Domin -- accepted
  Cyathea wilsonii (Hook.) Domin -- not accepted
  Cyathea wolfii Domin -- accepted
  Cyathea woodlarkensis Copel. -- accepted
  Cyathea woodwardioides var. cubensis (Underw. ex Maxon) -- not accepted
  Cyathea woodwardioides var. hieronymi (Brause) -- not accepted
  Cyathea woodwardioides var. woodwardioides Kaulf. -- not accepted
  Cyathea X calolepis (Hook.) Domin -- accepted
  Cyathea X irregularis Brause -- accepted
  Cyathea xantholepis (Christ ex Diels) Domin -- accepted
  Cyathea yungensis C. Chr. -- not accepted
  Cyathea zollingeriana Alderw. -- accepted
  Cycadaceae -- accepted
  Cycas aculeata K.D. Hill & T.H. Nguyęn -- accepted
  Cycas angulata R. Br. -- accepted
  Cycas apoa K.D. Hill -- accepted
  Cycas arenicola K.D. Hill -- accepted
  Cycas armstrongii Miq. -- accepted
  Cycas arnhemica K.D. Hill -- accepted
  Cycas arnhemica ssp. arnhemica K.D. Hill -- accepted
  Cycas arnhemica ssp. muninga Chirgwin & K.D. Hill -- accepted
  Cycas arnhemica ssp. natja K.D. Hill -- accepted
  Cycas badensis K.D. Hill -- accepted
  Cycas balansae Warb. -- accepted
  Cycas basaltica C.A. Gardner -- accepted
  Cycas beddomei Dyer -- accepted
  Cycas bifida (Dyer) K.D. Hill -- accepted
  Cycas bougainvilleana K.D. Hill -- accepted
  Cycas brachycantha K.D. Hill, T.H. Nguyęn & P.K. Lôc -- accepted
  Cycas brunnea K.D. Hill -- accepted
  Cycas cairnsiana F. Muell. -- accepted
  Cycas calcicola Maconochie -- accepted
  Cycas campestris K.D. Hill -- accepted
  Cycas canalis K.D. Hill -- accepted
  Cycas canalis ssp. canalis K.D. Hill -- not accepted
  Cycas canalis ssp. carinata K.D. Hill -- not accepted
  Cycas candida K.D. Hill -- accepted
  Cycas chamaoensis K.D. Hill -- accepted
  Cycas changjiangens N. Liu -- not accepted
  Cycas chevalieri Leandri -- accepted
  Cycas circinalis L. -- accepted -- queen sago
  Cycas circinalis var. circinalis L. -- not accepted
  Cycas clivicola K.D. Hill -- accepted
  Cycas clivicola ssp. clivicola K.D. Hill -- accepted
  Cycas clivicola ssp. lutea K.D. Hill -- accepted
  Cycas collina K.D. Hill, T.H. Nguyęn & P.K. Lôc -- accepted
  Cycas condaoensis K.D. Hill & S.L. Yang -- accepted
  Cycas conferta Chirgwin ex Chirgwin & Wigston -- accepted
  Cycas couttsiana K.D. Hill -- accepted
  Cycas curranii (J. Schust.) K.D. Hill -- accepted
  Cycas debaoensis Y.C. Zhong & C.J. Chen -- accepted
  Cycas desolata P.I. Forst. -- accepted
  Cycas diannanensis Z.T. Guan & G.D. Tao -- accepted
  Cycas dolichophylla K.D. Hill, T.H. Nguyęn & P.K. Lôc -- accepted
  Cycas edentata de Laub. -- accepted
  Cycas elephantipes A. Lindstr. & K.D. Hill -- accepted
  Cycas elongata (Leandri) D. Yue Wang -- accepted
  Cycas fairylakea D. Yue Wang -- not accepted
  Cycas falcata K.D. Hill -- accepted
  Cycas ferruginea F.N. Wei -- accepted
  Cycas fugax K.D. Hill, T.H. Nguyęn & P.K. Lôc -- accepted
  Cycas furfuracea W. Fitzg. -- accepted
  Cycas guizhouensis K.M. Lan & R.F. Zou -- accepted
  Cycas hainanensis C.J. Chen -- accepted
  Cycas hoabinhensis P.K. Lôc & T.H. Nguyęn -- accepted
  Cycas hongheensis S.Y. Yang & S.L. Yang -- accepted
  Cycas inermis Lour. -- accepted
  Cycas javana (Miq.) de Laub. -- accepted
  Cycas lane-poolei C.A. Gardner -- accepted
  Cycas lindstromii S.L. Yang, K.D. Hill & T.H. Nguyęn -- accepted
  Cycas litoralis K.D. Hill -- not accepted
  Cycas maconochii Chirgwin & K.D. Hill -- not accepted
  Cycas maconochii ssp. lanata K.D. Hill -- not accepted
  Cycas maconochii ssp. maconochii Chirgwin & K.D. Hill -- not accepted
  Cycas maconochii ssp. viridis K.D. Hill -- not accepted
  Cycas macrocarpa Griff. -- accepted
  Cycas media R. Br. -- accepted
  Cycas media ssp. banksii K.D. Hill -- accepted
  Cycas media ssp. ensata K.D. Hill -- accepted
  Cycas media ssp. media R. Br. -- accepted
  Cycas megacarpa K.D. Hill -- accepted
  Cycas micholitzii Dyer -- accepted
  Cycas micronesica K.D. Hill -- accepted
  Cycas multipinnata C.J. Chen & S.Y. Yang -- accepted
  Cycas nathorstii J. Schust. -- accepted
  Cycas nongnoochiae K.D. Hill -- accepted
  Cycas ophiolitica K.D. Hill -- accepted
  Cycas orientis K.D. Hill -- accepted
  Cycas pachypoda K.D. Hill -- accepted
  Cycas panzhihuaensis L. Zhou & S.Y. Yang -- accepted
  Cycas papuana F. Muell. -- accepted
  Cycas pectinata Buch.-Ham. -- accepted
  Cycas petraea A. Lindstr. & K.D. Hill -- accepted
  Cycas platyphylla K.D. Hill -- accepted
  Cycas pranburiensis S.L. Yang, W. Tang, K.D. Hill & Vatch. -- accepted
  Cycas pruinosa Maconochie -- accepted
  Cycas revoluta Thunb. -- accepted -- sago palm
  Cycas riuminiana Porte ex Regel -- accepted
  Cycas rumphii Miq. -- accepted
  Cycas schumanniana Lauterb. -- accepted
  Cycas scratchleyana F. Muell. -- accepted
  Cycas seemannii A. Braun -- accepted
  Cycas segmentifida D. Yue Wang & C.Y. Deng -- accepted
  Cycas semota K.D. Hill -- accepted
  Cycas sexseminifera F.N. Wei -- accepted
  Cycas siamensis Miq. -- accepted
  Cycas silvestris K.D. Hill -- accepted
  Cycas simplicipinna (Smitinand) K.D. Hill -- accepted
  Cycas spherica Roxb. -- not accepted
  Cycas szechuanensis C.Y. Cheng, W.C. Cheng & L.K. Fu -- accepted
  Cycas taitungensis C.F. Shen, K.D. Hill, C.H. Tsou & C.J. Chen -- accepted
  Cycas taiwaniana Carruth. -- accepted
  Cycas tanqingii D. Yue Wang -- accepted
  Cycas tansachana K.D. Hill & S.L. Yang -- accepted
  Cycas thouarsii R. Br. ex Gaudich. -- accepted
  Cycas tropophylla K.D. Hill & P.K. Lôc -- accepted
  Cycas tuckeri K.D. Hill -- accepted
  Cycas wadei Merrill -- accepted
  Cycas xipholepis K.D. Hill -- accepted
  Cycas yorkiana K.D. Hill -- accepted
  Cycas yunnanensis -- not accepted
  Cycas zeylanica (J. Schust.) A. Lindstr. & K.D. Hill -- accepted
  Dalbergia nigra (Vell.) Allemao ex Benth. -- accepted
  Dalbergia stevensonii Standl. -- accepted
  Dendrocereus nudiflorus (Engelm. ex Sauvalle) Britton & Rose -- accepted
  Dendrocereus undulosus (DC.) Britton & Rose -- accepted
  Denmoza rhodacantha (Salm-Dyck) Britton & Rose -- accepted
  Dicksonia L'Hér. -- accepted -- tree fern
  Dicksonia berteriana Brack. -- not accepted
  Dicksonia externa C. Chr. & Skottsb. -- accepted
  Dicksonia sellowiana Hook. -- accepted
  Dionaea muscipula J. Ellis -- accepted -- Venus fly trap, Venus flytrap
  Dioon califanoi De Luca & Sabato -- accepted
  Dioon caputoi De Luca, Sabato & Vázq. Torres -- accepted
  Dioon edule Lindl. -- accepted
  Dioon edule var. angustifolium (Miq.) A.E. Murray -- not accepted
  Dioon edule var. edule Lindl. -- not accepted
  Dioon holmgrenii De Luca, Sabato & Vázq. Torres -- accepted
  Dioon mejiae Standl. & L.O. Williams -- accepted
  Dioon merolae De Luca, Sabato & Vázq. Torres -- accepted
  Dioon purpusii Rose -- accepted
  Dioon rzedowskii De Luca, A. Moretti, Sabato & Vázq. Torres -- accepted
  Dioon sonorense (De Luca, Sabato & Vázq. Torres) Chemnick, T.J. Greg. & Salas-Mor. -- accepted
  Dioon spinulosum Dyer ex Eichler -- accepted
  Dioon tomasellii var. tomasellii De Luca, Sabato & Vázq. Torres -- not accepted
  Dipteryx oleifera Benth. -- accepted
  Dipteryx panamensis (Pittier) Record & Mell -- not accepted
  Discocactus Pfeiff. -- accepted
  Discocactus bahiensis Britton & Rose -- accepted
  Discocactus ferricola Buining & Brederoo -- accepted
  Discocactus heptacanthus (Barb. Rodr.) Britton & Rose -- accepted
  Discocactus heptacanthus ssp. catingicola (Buining & Brederoo) N.P. Taylor & Zappi -- not accepted
  Discocactus heptacanthus ssp. heptacanthus (Barb. Rodr.) Britton & Rose -- not accepted
  Discocactus heptacanthus ssp. magnimammus (Buining & Brederoo) N.P. Taylor & Zappi -- not accepted
  Discocactus horstii Buining & Brederoo -- accepted
  Discocactus placentiformis (Lehm.) K. Schum. -- accepted
  Discocactus pseudoinsignis N.P. Taylor & Zappi -- 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 ackermannii (Haw.) Barthlott -- 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 kimnachii G.D. Rowley -- accepted
  Disocactus macdougallii (Alexander) Barthlott -- accepted
  Disocactus macranthus (Alexander) Kimnach & Hutchison -- accepted
  Disocactus martianus (Zucc.) Barthlott -- accepted
  Disocactus nelsonii (Britton & Rose) Linding. -- accepted
  Disocactus phyllanthoides (DC.) Barthlott -- accepted
  Disocactus quezaltecus (Standl. & Steyerm.) Kimnach -- accepted
  Disocactus schrankii (Seitz) Barthlott -- not accepted
  Disocactus speciosus (Cav.) Barthlott -- accepted
  Dudleya stolonifera Moran -- accepted -- Laguna Beach liveforever
  Dudleya traskiae (Rose) Moran -- accepted -- Santa Barbara Island liveforever
  Echinocactus grusonii Hildm. -- accepted
  Echinocactus horizonthalonius Lem. -- accepted -- Biznaga-tonelmancamula, devilshead, silverbell cactus, Turk's head cactus
  Echinocactus parryi Engelm. -- accepted
  Echinocactus platyacanthus Link & Otto -- 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 texensis Hopffer -- accepted -- Biznaga-tonel manca caballo, horse crippler, devil's pincushion
  Echinocereus adustus Engelm. -- accepted
  Echinocereus adustus ssp. adustus Engelm. -- accepted
  Echinocereus adustus ssp. bonatzii (R.C. Römer) N.P. Taylor -- not accepted
  Echinocereus adustus ssp. schwarzii (A.B. Lau) N.P. Taylor -- accepted
  Echinocereus apachensis W. Blum & Rutow -- accepted
  Echinocereus barthelowanus Britton & Rose -- accepted
  Echinocereus berlandieri (Engelm.) J.N. Haage -- accepted -- Órgano-pequeńo de Berlandier, Berlandier's hedgehog cactus
  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 chisoensis W.T. Marshall -- not accepted -- Órgano-pequeńo chiso, Chisos Mountain hedgehog cactus, chisos lace cactus
  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 coccineus Engelm. -- accepted -- Órgano-pequeńo de espinas escarlatas, scarlet hedgehog cactus
  Echinocereus coccineus ssp. coccineus Engelm. -- accepted
  Echinocereus dasyacanthus Engelm. -- accepted -- Órgano-pequeńo arcoiris de Texas, spiny hedgehog cactus
  Echinocereus dasyacanthus ssp. dasyacanthus Engelm. -- not accepted
  Echinocereus dasyacanthus ssp. rectispinus (Trocha & Fethke) W. Blum, W. Rischer & Rutow -- not accepted
  Echinocereus engelmannii (Parry ex Engelm.) Lem. -- accepted -- Órgano-pequeńo fresa, Engelmann's hedgehog cactus, strawberry cactus
  Echinocereus engelmannii ssp. decumbens (Clover & Jotter) W. Blum & Mich. Lange -- not accepted
  Echinocereus engelmannii ssp. engelmannii (Parry ex Engelm.) Lem. -- not accepted
  Echinocereus enneacanthus Engelm. -- accepted -- Órgano-pequeńo alicoche real, pitaya, smallspine pitaya
  Echinocereus enneacanthus ssp. brevispinus (W.O. Moore) N.P. Taylor -- accepted
  Echinocereus enneacanthus ssp. enneacanthus Engelm. -- accepted
  Echinocereus fasciculatus (Engelm. ex B.D. Jacks.) L.D. Benson -- accepted -- Órgano-pequeńo de manojos
  Echinocereus fendleri (Engelm.) Rümpler -- not accepted -- Órgano-pequeńo de Nuevo México, pinkflower hedgehog cactus, Fendler's hedgehog cactus
  Echinocereus fendleri ssp. fendleri (Engelm.) Sencke ex J.N. Haage -- accepted
  Echinocereus fendleri ssp. hempelii (Fobe) W. Blum -- not accepted
  Echinocereus fendleri ssp. rectispinus (Peebles) N.P. Taylor -- accepted
  Echinocereus ferreirianus H.E. Gates -- accepted
  Echinocereus ferreirianus ssp. ferreirianus H.E. Gates -- accepted
  Echinocereus ferreirianus ssp. lindsayi (J. Meyrán) N.P. Taylor -- accepted
  Echinocereus freudenbergeri G. Frank -- not accepted
  Echinocereus grandis Britton & Rose -- accepted
  Echinocereus klapperi W. Blum -- accepted
  Echinocereus knippelianus Liebm. -- accepted
  Echinocereus laui G. Frank -- accepted
  Echinocereus ledingii Peebles -- accepted
  Echinocereus leucanthus N.P. Taylor -- accepted
  Echinocereus longisetus (Engelm.) Rümpler -- accepted
  Echinocereus longisetus ssp. delaetii (Gürke) N.P. Taylor -- accepted
  Echinocereus longisetus ssp. longisetus (Engelm.) Rümpler -- accepted
  Echinocereus mapimiensis E.F. Anderson, W.C. Hodgs. & P. Quirk -- accepted
  Echinocereus maritimus (M.E. Jones) K. Schum. -- accepted
  Echinocereus maritimus ssp. hancockii (E.Y. Dawson) W. Blum & Rutow -- not accepted
  Echinocereus maritimus ssp. maritimus (M.E. Jones) K. Schum. -- not accepted
  Echinocereus mojavensis (Engelm. & J.M. Bigelow) Rümpler -- not accepted
  Echinocereus nicholii (L.D. Benson) B.D. Parfitt -- accepted -- Nichol's hedgehog cactus
  Echinocereus nicholii ssp. llanuraensis Rutow -- not accepted
  Echinocereus nicholii ssp. nicholii (L.D. Benson) B.D. Parfitt -- not accepted
  Echinocereus nivosus Glass & R.A. Foster -- accepted
  Echinocereus ortegae Rose -- accepted
  Echinocereus palmeri Britton & Rose -- accepted
  Echinocereus pamanesiorum A.B. Lau -- accepted
  Echinocereus papillosus Linke ex Rümpler -- accepted -- Órgano-pequeńo cardoncillo, Allicoche hedgehog cactus
  Echinocereus parkeri N.P. Taylor -- accepted
  Echinocereus parkeri ssp. arteagensis W. Blum & Mich. Lange -- accepted
  Echinocereus parkeri ssp. gonzalezii (N.P. Taylor) N.P. Taylor -- accepted
  Echinocereus parkeri ssp. mazapilensis W. Blum & Mich. Lange -- accepted
  Echinocereus parkeri ssp. parkeri N.P. Taylor -- accepted
  Echinocereus pectinatus (Scheidw.) Engelm. -- accepted -- Órgano-pequeńo peine, rainbow cactus
  Echinocereus pectinatus ssp. pectinatus (Scheidw.) Engelm. -- accepted
  Echinocereus pectinatus ssp. wenigeri (L.D. Benson) W. Blum & Rutow -- accepted
  Echinocereus pensilis (K. Brandegee) J.A. Purpus -- accepted
  Echinocereus pentalophus (DC.) Lem. -- accepted -- Órgano-pequeńo 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 polyacanthus Engelm. -- accepted -- Órgano-pequeńo enmarańado, 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. pacificus (Engelm. ex Orcutt) Breckw. -- not accepted
  Echinocereus polyacanthus ssp. polyacanthus Engelm. -- not accepted
  Echinocereus poselgeri Lem. -- accepted -- Órgano-pequeńo sacasil, dahlia hedgehog cactus
  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. Guzmán) 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 rayonesensis N.P. Taylor -- accepted
  Echinocereus reichenbachii (Terscheck ex Walp.) J.N. Haage -- accepted -- Órgano-pequeńo 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. 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 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 russanthus D. Weniger -- accepted -- Órgano-pequeńo chiso, brownspine hedgehog cactus, rusty hedgehog cactus
  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 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 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 -- Órgano-pequeńo 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 triglochidiatus Engelm. -- accepted -- Órgano-pequeńo copa de vino, kingcup cactus, claretcup hedgehog, Mojave mound cactus
  Echinocereus triglochidiatus var. arizonicus (Rose ex Orcutt) L.D. Benson -- not accepted -- Arizona hedgehog cactus
  Echinocereus viereckii Werderm. -- accepted
  Echinocereus viereckii ssp. morricalii (Ríha) 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. correllii (L.D. Benson) W. Blum & Mich. Lange -- accepted
  Echinocereus viridiflorus ssp. cylindricus (Engelm.) N.P. Taylor -- accepted -- nylon hedgehog cactus
  Echinocereus viridiflorus ssp. davisii (Houghton) N.P. Taylor -- not accepted
  Echinocereus viridiflorus ssp. viridiflorus Engelm. -- accepted
  Echinocereus websterianus G.E. Linds. -- accepted
  Echinocereus X roetteri (Engelm.) Rümpler -- accepted
  Echinopsis adolfofriedrichii G. Moser -- not accepted
  Echinopsis ancistrophora Speg. -- accepted
  Echinopsis ancistrophora ssp. ancistrophora Speg. -- not 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 angelesiae (R. Kiesling) G.D. Rowley -- accepted
  Echinopsis antezanae (Cárdenas) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis arboricola (Kimnach) Mottram -- accepted
  Echinopsis arebaloi Cárdenas -- 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 Rümpler) G. Navarro -- accepted
  Echinopsis aurea Britton & Rose -- accepted
  Echinopsis backebergii Werderm. -- accepted
  Echinopsis baldiana Speg. -- not accepted
  Echinopsis bertramiana (Backeb.) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis boyuibensis F. Ritter -- not accepted
  Echinopsis brasiliensis Fric ex Pazout -- not accepted
  Echinopsis bridgesii Salm-Dyck -- accepted
  Echinopsis bridgesii ssp. bridgesii Salm-Dyck -- accepted
  Echinopsis bridgesii ssp. yungasensis (F. Ritter) P.J. Braun & Esteves -- accepted
  Echinopsis bruchii (Britton & Rose) Friedrich & Glaetzle -- not accepted
  Echinopsis caineana (Cárdenas) D.R. Hunt -- accepted
  Echinopsis cajasensis F. Ritter -- not accepted
  Echinopsis calliantholilacina Cárdenas -- not accepted
  Echinopsis callichroma Cárdenas -- not accepted
  Echinopsis calochlora K. Schum. -- accepted
  Echinopsis calochlora ssp. calochlora K. Schum. -- not accepted
  Echinopsis calochlora ssp. glaetzleana P.J. Braun & Esteves -- not accepted
  Echinopsis camarguensis (Cárdenas) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis candicans (Gillies ex Salm-Dyck) D.R. Hunt -- accepted
  Echinopsis cephalomacrostibas (Werderm. & Backeb.) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis cerdana Cárdenas -- 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 chrysantha Werderm. -- accepted
  Echinopsis chrysochete Werderm. -- accepted
  Echinopsis cinnabarina (Hook.) Labour. -- accepted
  Echinopsis clavatus (F. Ritter) D.R. Hunt -- not accepted
  Echinopsis cochabambensis Backeb. -- not accepted
  Echinopsis comarapana Cárdenas -- not accepted
  Echinopsis conaconensis (Cárdenas) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis coquimbana (Molina) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis coronata Cárdenas -- not accepted
  Echinopsis cotacajesii Cárdenas -- 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 derenbergii Fric -- not accepted
  Echinopsis deserticola (Werderm.) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis escayachensis (Cárdenas) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis eyriesii Pfeiff. & Otto -- not accepted
  Echinopsis fabrisii (R. Kiesling) G.D. Rowley -- not accepted
  Echinopsis famatinensis (Speg.) Werderm. -- not accepted
  Echinopsis ferox (Britton & Rose) Backeb. -- accepted
  Echinopsis formosa (Pfeiff.) Jacobi ex Salm-Dyck -- accepted
  Echinopsis friedrichii G.D. Rowley -- not accepted
  Echinopsis glauca (F. Ritter) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis glaucina H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis graciliflora Cárdenas -- not accepted
  Echinopsis haematantha (Speg.) D.R. Hunt -- accepted
  Echinopsis hahniana (Backeb.) R.S. Wallace -- accepted
  Echinopsis hammerschmidii Cárdenas -- not accepted
  Echinopsis hertrichiana (Backeb.) D.R. Hunt -- accepted
  Echinopsis huascha (F.A.C. Weber) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis huotii (J.F. Cels) Labour. -- not accepted
  Echinopsis huotii ssp. huotii (J.F. Cels) Labour. -- not accepted
  Echinopsis huotii ssp. vallegrandensis (Cárdenas) G. Navarro -- not accepted
  Echinopsis hystrichoides F. Ritter -- not accepted
  Echinopsis ibicuatensis Cárdenas -- not accepted
  Echinopsis kladiwana Rausch -- not accepted
  Echinopsis klingleriana Cárdenas -- not accepted
  Echinopsis knuthiana (Backeb.) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis korethroides Werderm. -- not accepted
  Echinopsis lageniformis (C.F. Först.) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis lamprochlora (Lem.) F.A.C. Weber ex Friedrich & Glaetzle -- not accepted
  Echinopsis lateritia Gürke -- accepted
  Echinopsis leucantha (Gillies ex Salm-Dyck) Walp. -- accepted
  Echinopsis litoralis (Johow) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis macrogona (Salm-Dyck) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis mamillosa Gürke -- accepted
  Echinopsis mamillosa ssp. mamillosa Gürke -- not accepted
  Echinopsis mamillosa ssp. silvatica (F. Ritter) P.J. Braun & Esteves -- not accepted
  Echinopsis marsoneri Werderm. -- accepted
  Echinopsis mataranensis Cárdenas -- not accepted
  Echinopsis maximiliana Heyder ex A. Dietr. -- accepted
  Echinopsis meyeri Heese -- not accepted
  Echinopsis mieckleyi Rud. Mey. -- not accepted
  Echinopsis minuana Speg. -- not accepted
  Echinopsis mirabilis Speg. -- accepted
  Echinopsis molesta Speg. -- not accepted
  Echinopsis nigra Backeb. -- not accepted
  Echinopsis obrepanda (Salm-Dyck) K. Schum. -- accepted
  Echinopsis obrepanda ssp. calorubra (Cárdenas) G. Navarro -- not accepted
  Echinopsis obrepanda ssp. obrepanda (Salm-Dyck) K. Schum. -- not accepted
  Echinopsis obrepanda ssp. tapecuana (F. Ritter) G. Navarro -- not 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 pentlandii (Hook.) Salm-Dyck ex A. Dietr. -- accepted
  Echinopsis peruviana (Britton & Rose) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis peruviana ssp. peruviana (Britton & Rose) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis peruviana ssp. puquiensis (Rauh & Backeb.) Ostolaza -- not accepted
  Echinopsis pojoensis Cárdenas -- not accepted
  Echinopsis pseudomamillosa Cárdenas -- not accepted
  Echinopsis pugionacantha Rose & Boed. -- accepted
  Echinopsis pugionacantha ssp. pugionacantha Rose & Boed. -- accepted
  Echinopsis pugionacantha ssp. rossii (Boed.) G. Navarro -- accepted
  Echinopsis quadratiumbonatus (F. Ritter) D.R. Hunt -- not accepted
  Echinopsis rhodotricha K. Schum. -- accepted
  Echinopsis rhodotricha ssp. chacoana (Schütz) P.J. Braun & Esteves -- accepted
  Echinopsis rhodotricha ssp. rhodotricha K. Schum. -- accepted
  Echinopsis riviere-de-caraltii Cárdenas -- not accepted
  Echinopsis saltensis Speg. -- 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 scopulicola (F. Ritter) Mottram -- not accepted
  Echinopsis silvestrii Speg. -- not accepted
  Echinopsis skottsbergii (Backeb.) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis smrziana Backeb. -- not accepted
  Echinopsis spachiana (Lem.) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis spinibarbis (Otto) A.E. Hoffm. -- not accepted
  Echinopsis strigosa (Salm-Dyck) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis subdenudata Cárdenas -- not accepted
  Echinopsis sucrensis Cárdenas -- not accepted
  Echinopsis tacaquirensis (Vaupel) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis tacaquirensis ssp. tacaquirensis (Vaupel) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis tacaquirensis ssp. taquimbalensis (Cárdenas) G. Navarro -- not accepted
  Echinopsis taratensis (Cárdenas) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis tarijensis (Vaupel) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis tarijensis ssp. herzogianus (Cárdenas) G. Navarro -- not accepted
  Echinopsis tarijensis ssp. tarijensis (Vaupel) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis tarijensis ssp. totorensis (Cárdenas) 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 tiegeliana (Wessner) D.R. Hunt -- accepted
  Echinopsis trichosa (Cárdenas) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis tubiflora (Pfeiff.) Zucc. ex A. Dietr. -- not accepted
  Echinopsis tulhuayacensis (Ochoa) H. Friedrich & G.D. Rowley -- not accepted
  Echinopsis tunariensis (Cárdenas) H. Friedrich & G.D. Rowley -- accepted
  Echinopsis uyupampensis (Backeb.) H. Friedrich & G.D. Rowley -- 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 werdermannii (Backeb.) Fric ex Z. Fleisch. -- not accepted
  Echinopsis X cabrerae (R. Kiesling) G.D. Rowley -- accepted
  Echinopsis yuquina D.R. Hunt -- accepted
  Encephalartos Lehm. -- accepted
  Encephalartos aemulans Vorster -- accepted
  Encephalartos altensteinii Lehm. -- accepted
  Encephalartos aplanatus Vorster -- accepted
  Encephalartos arenarius R.A. Dyer -- accepted
  Encephalartos barteri Carruth. ex Miq. -- accepted
  Encephalartos barteri ssp. allochrous L.E. Newton -- accepted
  Encephalartos barteri ssp. barteri Carruth. ex Miq. -- accepted
  Encephalartos brevifoliolatus Vorster -- accepted
  Encephalartos bubalinus Melville -- accepted
  Encephalartos caffer (Thunb.) Lehm. -- accepted
  Encephalartos cerinus Lavranos & D.L. Goode -- accepted
  Encephalartos chimanimaniensis R.A. Dyer & I. Verd. -- accepted
  Encephalartos concinnus R.A. Dyer & I. Verd. -- accepted
  Encephalartos cupidus R.A. Dyer -- accepted
  Encephalartos cycadifolius (Jacq.) Lehm. -- accepted
  Encephalartos delucanus Malaisse, Sclavo & Crosiers -- accepted
  Encephalartos dolomiticus Lavranos & D.L. Goode -- accepted
  Encephalartos dyerianus Lavranos & D.L. Goode -- accepted
  Encephalartos equatorialis P.J.H. Hurter -- accepted
  Encephalartos eugene-maraisii I. Verd. -- accepted
  Encephalartos ferox G. Bertol. -- accepted -- Zululand cycad
  Encephalartos friderici-guilielmi Lehm. -- accepted
  Encephalartos ghellinckii Lem. -- accepted
  Encephalartos gratus Prain -- accepted
  Encephalartos heenanii R.A. Dyer -- accepted
  Encephalartos hildebrandtii A. Braun & C.D. Bouché -- accepted
  Encephalartos hildebrandtii var. dentatus Melville -- not accepted
  Encephalartos hildebrandtii var. hildebrandtii A. Braun & C.D. Bouché -- not accepted
  Encephalartos hirsutus P.J.H. Hurter -- accepted
  Encephalartos horridus (Jacq.) Lehm. -- accepted
  Encephalartos humilis I. Verd. -- accepted
  Encephalartos inopinus R.A. Dyer -- accepted
  Encephalartos ituriensis Bamps & Lisowski -- accepted
  Encephalartos kisambo Faden & Beentje -- accepted
  Encephalartos laevifolius Stapf & Burtt Davy -- accepted
  Encephalartos lanatus Stapf & Burtt Davy -- accepted
  Encephalartos latifrons Lehm. -- accepted
  Encephalartos laurentianus De Wild. -- accepted
  Encephalartos lebomboensis I. Verd. -- accepted
  Encephalartos lehmannii Lehm. -- accepted
  Encephalartos longifolius (Jacq.) Lehm. -- accepted
  Encephalartos macrostrobilus S. Jones & Wynants -- accepted
  Encephalartos manikensis (Gilliland) Gilliland -- accepted
  Encephalartos marunguensis Devred -- accepted
  Encephalartos middelburgensis Vorster -- accepted
  Encephalartos msinganus Vorster -- accepted
  Encephalartos munchii R.A. Dyer & I. Verd. -- accepted
  Encephalartos natalensis R.A. Dyer & I. Verd. -- accepted
  Encephalartos ngoyanus I. Verd. -- accepted
  Encephalartos nubimontanus P.J.H. Hurter -- accepted
  Encephalartos paucidentatus Stapf & Burtt Davy -- accepted
  Encephalartos poggei Asch. -- accepted
  Encephalartos powysorum Beentje -- not accepted
  Encephalartos princeps R.A. Dyer -- accepted
  Encephalartos pterogonus R.A. Dyer & I. Verd. -- accepted
  Encephalartos relictus P.J.H. Hurter -- accepted
  Encephalartos schaijesii Malaisse, Sclavo & Crosiers -- accepted
  Encephalartos schmitzii Malaisse -- accepted
  Encephalartos sclavoi A. Moretti, D.W. Stev. & De Luca -- accepted
  Encephalartos senticosus Vorster -- accepted
  Encephalartos septentrionalis Schweinf. -- accepted
  Encephalartos tegulaneus Melville -- accepted
  Encephalartos transvenosus Stapf & Burtt Davy -- accepted
  Encephalartos trispinosus (Hook.) R.A. Dyer -- accepted
  Encephalartos turneri Lavranos & D.L. Goode -- accepted
  Encephalartos umbeluziensis R.A. Dyer -- accepted
  Encephalartos villosus Lem. -- accepted
  Encephalartos whitelockii P.J.H. Hurter -- accepted
  Encephalartos woodii Sander -- accepted -- Wood's cycad
  Epiphyllum anguliger (Lem.) G. Don ex Loudon -- accepted
  Epiphyllum cartagense (F.A.C. Weber) Britton & Rose -- accepted
  Epiphyllum caudatum Britton & Rose -- 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 floribundum Kimnach -- 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 laui Kimnach -- accepted
  Epiphyllum lepidocarpum (F.A.C. Weber) Britton & Rose -- accepted
  Epiphyllum oxypetalum (DC.) Haw. -- accepted -- Nopalillo criollo, Dutchman's pipe cactus
  Epiphyllum phyllanthus (L.) Haw. -- accepted -- climbing cactus
  Epiphyllum pittieri (F.A.C. Weber) Britton & Rose -- not accepted
  Epiphyllum pumilum Britton & Rose -- accepted
  Epiphyllum rubrocoronatum (Kimnach) Dodson & A.H. Gentry -- not accepted
  Epiphyllum thomasianum (K. Schum.) Britton & Rose -- accepted
  Epiphyllum trimetrale Croizat -- not accepted
  Epithelantha bokei L.D. Benson -- accepted -- Biznaga-blanca de Boquillas, Boke's button cactus
  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. micromeris (Engelm.) A. Weber ex Britton & Rose -- not accepted
  Epithelantha micromeris ssp. pachyrhiza (W.T. Marshall) N.P. Taylor -- not accepted
  Epithelantha micromeris ssp. polycephala (Backeb.) Glass -- not accepted
  Epithelantha micromeris ssp. unguispina (Boed.) N.P. Taylor -- not accepted
  Eriosyce aerocarpa (F. Ritter) Katt. -- not accepted
  Eriosyce andreaeana Katt. -- not accepted
  Eriosyce aspillagae (Söhrens) Katt. -- accepted
  Eriosyce aurata (Pfeiff.) Backeb. -- accepted
  Eriosyce bulbocalyx (Werderm.) Katt. -- accepted
  Eriosyce chilensis (Hildm. ex K. Schum.) Katt. -- accepted
  Eriosyce confinis (F. Ritter) Katt. -- accepted
  Eriosyce crispa (F. Ritter) Katt. -- accepted
  Eriosyce crispa ssp. atroviridis (F. Ritter) Katt. -- not accepted
  Eriosyce crispa ssp. crispa (F. Ritter) Katt. -- accepted
  Eriosyce curvispina (Bertero ex Colla) Katt. -- accepted
  Eriosyce engleri (F. Ritter) Katt. -- accepted
  Eriosyce esmeraldana (F. Ritter) Katt. -- accepted
  Eriosyce garaventae (F. Ritter) Katt. -- accepted
  Eriosyce heinrichiana (Backeb.) Katt. -- accepted
  Eriosyce heinrichiana ssp. heinrichiana (Backeb.) Katt. -- not accepted
  Eriosyce heinrichiana ssp. intermedia (F. Ritter) Katt. -- not accepted
  Eriosyce heinrichiana ssp. simulans (F. Ritter) Katt. -- not accepted
  Eriosyce islayensis (C.F. Först.) Katt. -- accepted
  Eriosyce krausii (F. Ritter) Katt. -- not accepted
  Eriosyce kunzei (C.F. Först.) Katt. -- not accepted
  Eriosyce laui Lüthy -- accepted
  Eriosyce limariensis (F. Ritter) Katt. -- not accepted
  Eriosyce marksiana (F. Ritter) Katt. -- not accepted
  Eriosyce napina (Phil.) Katt. -- accepted
  Eriosyce napina ssp. lembckei (Backeb.) Katt. -- accepted
  Eriosyce napina ssp. napina (Phil.) Katt. -- accepted
  Eriosyce occulta Katt. -- accepted
  Eriosyce odieri (Lem. ex Salm-Dyck) Katt. -- accepted
  Eriosyce odieri ssp. fulva (F. Ritter) Katt. -- not accepted
  Eriosyce odieri ssp. glabrescens (F. Ritter) Katt. -- not accepted
  Eriosyce odieri ssp. odieri (Lem. ex Salm-Dyck) Katt. -- accepted
  Eriosyce omasensis (Ostolaza & Mischler) Ostolaza -- not accepted
  Eriosyce recondita (F. Ritter) Katt. -- accepted
  Eriosyce recondita ssp. iquiquensis (F. Ritter) Katt. -- not accepted
  Eriosyce recondita ssp. recondita (F. Ritter) Katt. -- not accepted
  Eriosyce rodentiophila F. Ritter -- accepted
  Eriosyce senilis (Backeb.) Katt. -- accepted
  Eriosyce senilis ssp. coimasensis (F. Ritter) Katt. -- accepted
  Eriosyce senilis ssp. elquiensis Katt. -- not accepted
  Eriosyce senilis ssp. senilis (Backeb.) Katt. -- accepted
  Eriosyce sociabilis (F. Ritter) Katt. -- accepted
  Eriosyce strausiana (K. Schum.) Katt. -- accepted
  Eriosyce subgibbosa (Haw.) Katt. -- accepted
  Eriosyce subgibbosa ssp. clavata (Söhrens) Katt. -- accepted
  Eriosyce subgibbosa ssp. subgibbosa (Haw.) Katt. -- accepted
  Eriosyce taltalensis (Hutchison) Katt. -- accepted
  Eriosyce taltalensis ssp. echinus (F. Ritter) Katt. -- not accepted
  Eriosyce taltalensis ssp. paucicostata (F. Ritter) Katt. -- not accepted
  Eriosyce taltalensis ssp. pilispina (F. Ritter) Katt. -- not accepted
  Eriosyce taltalensis ssp. taltalensis (Hutchison) Katt. -- accepted
  Eriosyce tenebrica (F. Ritter) Katt. -- not 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
  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 chihuahuensis Britton & Rose -- accepted
  Escobaria chihuahuensis ssp. chihuahuensis Britton & Rose -- accepted
  Escobaria chihuahuensis ssp. henricksonii (Glass & R.A. Foster) N.P. Taylor -- 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 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 hesteri (Y. Wright) Buxb. -- accepted -- Hester's foxtail cactus
  Escobaria laredoi (Glass & R.A. Foster) N.P. Taylor -- 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 orcuttii Boed. -- not accepted -- Orcutt's foxtail cactus
  Escobaria organensis (Zimmerman) Castetter, P. Pierce & K.H. Schwer. -- not accepted -- Organ Mountain 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 roseana ssp. roseana (Boed.) Buxb. -- 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 var. leei (Rose ex Boed.) D.R. Hunt -- not accepted -- carpet foxtail cactus
  Escobaria sneedii var. sneedii Britton & Rose -- not accepted -- carpet foxtail cactus, Sneed's foxtail cactus
  Escobaria tuberculosa (Engelm.) Britton & Rose -- accepted -- Biznaga-Escobar rómbica, white column foxtail cactus
  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 zilziana (Boed.) Backeb. -- accepted
  Escontria chiotilla (F.A.C. Weber) Rose -- accepted
  Espostoa baumannii Kníze -- not 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 lanianuligera F. Ritter -- not accepted
  Espostoa melanostele (Vaupel) Borg -- accepted
  Espostoa mirabilis F. Ritter -- accepted
  Espostoa nana F. Ritter -- 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
  Espostoopsis dybowskii (Rol.-Goss.) Buxb. -- accepted
  Eulychnia acida Phil. -- accepted
  Eulychnia aricensis F. Ritter -- not accepted
  Eulychnia breviflora Phil. -- accepted
  Eulychnia castanea (K. Schum.) Phil. -- accepted
  Eulychnia iquiquensis (K. Schum.) Britton & Rose -- accepted
  Eulychnia procumbens Backeb. -- not accepted
  Eulychnia ritteri Cullmann -- not accepted
  Euphorbia L. -- accepted -- spurge
  Euphorbia ambovombensis Rauh & Razaf. -- accepted
  Euphorbia antisyphilitica Zucc. -- accepted -- candelilla
  Euphorbia californica Benth. -- accepted
  Euphorbia californica var. californica Benth. -- not accepted
  Euphorbia californica var. hindsiana (Benth.) Wiggins -- not accepted
  Euphorbia capsaintemariensis Rauh -- accepted
  Euphorbia cremersii Rauh & Razaf. -- accepted
  Euphorbia cremersii var. cremersii Rauh & Razaf. -- accepted
  Euphorbia cylindrifolia Marn.-Lap. & Rauh -- accepted
  Euphorbia cylindrifolia ssp. cylindrifolia Marn.-Lap. & Rauh -- accepted
  Euphorbia decaryi Guillaumin -- accepted
  Euphorbia decaryi var. decaryi Guillaumin -- accepted
  Euphorbia francoisii Leandri -- accepted
  Euphorbia francoisii var. francoisii Leandri -- accepted
  Euphorbia gradyi V.W. Steinm. & Ram.-Roa -- accepted
  Euphorbia guiengola W.R. Buck & Huft -- accepted
  Euphorbia gumaroi J. Meyrán -- accepted
  Euphorbia hintonii L.C. Wheeler -- accepted
  Euphorbia lactea Haw. -- accepted -- mottled spurge
  Euphorbia mcvaughii M.C. Johnst. -- not accepted
  Euphorbia moratii Rauh -- accepted
  Euphorbia moratii var. moratii Rauh -- accepted
  Euphorbia parvicyathophora Rauh -- accepted
  Euphorbia pteroneura A. Berger -- accepted
  Euphorbia quartziticola Leandri -- accepted
  Euphorbia radians Benth. -- accepted -- sun spurge
  Euphorbia radians var. radians Benth. -- accepted
  Euphorbia radians var. stormiae (Croizat) Rzed. & Calderón -- accepted
  Euphorbia strigosa Hook. & Arn. -- accepted
  Euphorbia tulearensis (Rauh) Rauh -- accepted
  Euphorbia xanti Engelm. ex Boiss. -- 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 squamosa (Gürke) P.J. Braun & Esteves -- accepted
  Facheiroa ulei (Gürke) Werderm. -- 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 cylindraceus (Engelm.) Orcutt -- accepted -- Biznaga-barril cilíndrica, California barrel cactus
  Ferocactus cylindraceus ssp. cylindraceus (Engelm.) Orcutt -- accepted
  Ferocactus cylindraceus ssp. lecontei (Engelm.) N.P. Taylor -- accepted
  Ferocactus cylindraceus ssp. tortulispinus (H.E. Gates) N.P. Taylor -- 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. 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 glaucescens (DC.) Britton & Rose -- accepted
  Ferocactus gracilis H.E. Gates -- accepted
  Ferocactus gracilis ssp. coloratus (H.E. Gates) N.P. Taylor -- accepted
  Ferocactus gracilis ssp. gatesii (G.E. Linds.) N.P. Taylor -- accepted
  Ferocactus gracilis ssp. gracilis H.E. Gates -- accepted
  Ferocactus haematacanthus (Muehlenpf.) Britton & Rose -- accepted
  Ferocactus hamatacanthus (Muehlenpf.) Britton & Rose -- accepted -- Biznaga-barril costillona, Turk's head
  Ferocactus hamatacanthus ssp. hamatacanthus (Muehlenpf.) Britton & Rose -- accepted
  Ferocactus hamatacanthus ssp. sinuatus (A. Dietr.) N.P. Taylor -- accepted
  Ferocactus herrerae J.G. Ortega -- accepted
  Ferocactus histrix (DC.) G.E. Linds. -- accepted
  Ferocactus johnstonianus Britton & Rose -- accepted
  Ferocactus latispinus (Haw.) Britton & Rose -- accepted
  Ferocactus latispinus ssp. latispinus (Haw.) Britton & Rose -- accepted
  Ferocactus latispinus ssp. spiralis (Karw. ex Pfeiff.) N.P. Taylor -- accepted
  Ferocactus lindsayi Bravo -- accepted
  Ferocactus macrodiscus (Mart.) Britton & Rose -- accepted
  Ferocactus macrodiscus ssp. macrodiscus (Mart.) Britton & Rose -- accepted
  Ferocactus macrodiscus ssp. septentrionalis (J. Meyrán) N.P. Taylor -- accepted
  Ferocactus peninsulae (F.A.C. Weber) Britton & Rose -- accepted
  Ferocactus pilosus (Galeotti) Werderm. -- accepted
  Ferocactus pottsii (Salm-Dyck) Backeb. -- accepted
  Ferocactus robustus (Link & Otto) Britton & Rose -- accepted
  Ferocactus santa-maria Britton & Rose -- accepted
  Ferocactus schwarzii G.E. Linds. -- accepted
  Ferocactus tiburonensis (G.E. Linds.) Backeb. -- accepted
  Ferocactus townsendianus Britton & Rose -- accepted
  Ferocactus townsendianus var. santamaria (Britton & Rose) G.E. Linds. -- not accepted
  Ferocactus viridescens (Torr. & A. Gray) Britton & Rose -- accepted -- Biznaga-barril verdosa, San Diego barrel cactus, coast barrel cactus
  Ferocactus wislizeni (Engelm.) Britton & Rose -- accepted -- Biznaga-barril de Nuevo México, candy barrel cactus, fishhook barrel cactus
  Fouquieria columnaris (Kellogg) Kellogg ex Curran -- accepted -- boojum tree, boojumtree
  Fouquieria fasciculata (Willd. ex Roem. & Schult.) Nash -- accepted
  Fouquieria purpusii Brandegee -- accepted
  Frailea buenekeri W.R. Abraham -- accepted
  Frailea buenekeri ssp. buenekeri W.R. Abraham -- accepted
  Frailea buenekeri ssp. densispina Hofacker & K. Herm -- accepted
  Frailea buiningiana Prestlé -- not accepted
  Frailea castanea Backeb. -- accepted
  Frailea castanea ssp. castanea Backeb. -- not accepted
  Frailea castanea ssp. harmoniana (F. Ritter) P.J. Braun & Esteves -- not accepted
  Frailea cataphracta (Dams) Britton & Rose -- accepted
  Frailea cataphracta ssp. cataphracta (Dams) Britton & Rose -- not accepted
  Frailea cataphracta ssp. duchii (G. Moser) P.J. Braun & Esteves -- not accepted
  Frailea chiquitana Cárdenas -- accepted
  Frailea curvispina Buining & Brederoo -- accepted
  Frailea friedrichii Buining & G. Moser -- not accepted
  Frailea gracillima (Lem.) Britton & Rose -- 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 grahliana ssp. grahliana (F. Haage) Britton & Rose -- not accepted
  Frailea grahliana ssp. moseriana (Buining & Brederoo) Prestlé -- not accepted
  Frailea knippeliana (Quehl) Britton & Rose -- not accepted
  Frailea mammifera Buining & Brederoo -- accepted
  Frailea perumbilicata F. Ritter -- not accepted
  Frailea phaeodisca (Speg.) Spreg. -- accepted
  Frailea pseudopulcherrima Y. Itô -- not accepted
  Frailea pumila (Lem.) Britton & Rose -- accepted
  Frailea pumila ssp. deminuta (Buining & Brederoo) Prestlé -- not accepted
  Frailea pumila ssp. pumila (Lem.) Britton & Rose -- not accepted
  Frailea pygmaea (Speg.) Britton & Rose -- accepted
  Frailea pygmaea ssp. albicolumnaris (F. Ritter) Hofacker -- accepted
  Frailea pygmaea ssp. fulviseta (Buining & Brederoo) P.J. Braun & Esteves -- not accepted
  Frailea pygmaea ssp. pygmaea (Speg.) Britton & Rose -- accepted
  Frailea schilinzkyana (F. Haage ex K. Schum.) Britton & Rose -- accepted
  Geohintonia mexicana Glass & W.A. Fitz Maur. -- accepted
  Gonystylus Teijsm. & Binn. -- accepted
  Gonystylus acuminatus Airy Shaw -- accepted
  Gonystylus affinis Radlk. -- accepted
  Gonystylus affinis var. elegans Airy Shaw -- accepted
  Gonystylus areolatus -- not accepted
  Gonystylus augescens Ridl. -- accepted
  Gonystylus bancanus (Miq.) Kurz -- accepted
  Gonystylus beccarianus Tiegh. -- not accepted
  Gonystylus borneensis (Tiegh.) Gilg -- accepted
  Gonystylus brunnescens Airy Shaw -- accepted
  Gonystylus calophylloides Airy Shaw -- accepted
  Gonystylus calophyllus Gilg -- accepted
  Gonystylus confusus Airy Shaw -- accepted
  Gonystylus consanguineus Airy Shaw -- accepted
  Gonystylus costalis Airy Shaw -- accepted
  Gonystylus decipiens Airy Shaw -- accepted
  Gonystylus eximius Airy Shaw -- accepted
  Gonystylus forbesii Gilg -- accepted
  Gonystylus glaucescens Airy Shaw -- accepted
  Gonystylus hackenbergii Diels -- not accepted
  Gonystylus keithii Airy Shaw -- accepted
  Gonystylus lucidulus Airy Shaw -- accepted
  Gonystylus macrocarpus C.T. White -- accepted
  Gonystylus macrophyllus (Miq.) Airy Shaw -- accepted
  Gonystylus maingayi Hook. f. -- accepted
  Gonystylus micranthus Airy Shaw -- accepted
  Gonystylus miquelianus Teijsm. & Binn. -- not accepted
  Gonystylus nervosus Airy Shaw -- accepted
  Gonystylus nobilis Airy Shaw -- accepted
  Gonystylus obovatus Merr. -- not accepted
  Gonystylus othmanii Tawan -- accepted
  Gonystylus pendulus Airy Shaw -- accepted
  Gonystylus philippinensis Elmer -- not accepted
  Gonystylus pluricornis (Radlk.) Domke -- not accepted
  Gonystylus punctatus A.C. Sm. -- accepted
  Gonystylus reticulatus Merr. -- accepted
  Gonystylus spectabilis Airy Shaw -- accepted
  Gonystylus stenosepalus Airy Shaw -- accepted
  Gonystylus sympetala Steenis & Domke -- not accepted
  Gonystylus velutinus Airy Shaw -- accepted
  Gonystylus warburgianus Gilg ex Domke -- accepted
  Gonystylus xylocarpus Airy Shaw -- accepted
  Guaiacum L. -- accepted -- lignum-vitae
  Guaiacum angustifolium Engelm. -- accepted -- Texas lignum-vitae
  Guaiacum coulteri A. Gray -- accepted
  Guaiacum guatemalense Planch. ex Rydb. -- not accepted
  Guaiacum officinale L. -- accepted -- lignum vitae, lignum-vitae
  Guaiacum sanctum L. -- accepted -- roughbark lignumvitae, holywood
  Guaiacum unijugum Brandegee -- accepted
  Gymnocalycium ambatoense Piltz -- not accepted
  Gymnocalycium amerhauseri H. Till -- accepted
  Gymnocalycium andreae (Boed.) Backeb. -- accepted
  Gymnocalycium andreae ssp. andreae (Boed.) Backeb. -- not accepted
  Gymnocalycium andreae ssp. carolinense Neuhuber -- not 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. multiproliferum (P.J. Braun) P.J. Braun & Esteves -- not accepted
  Gymnocalycium baldianum (Speg.) Speg. -- accepted
  Gymnocalycium bayrianum H. Till -- accepted
  Gymnocalycium berchtii Neuhuber -- accepted
  Gymnocalycium bodenbenderianum A. Berger -- accepted
  Gymnocalycium bodenbenderianum ssp. bodenbenderianum A. Berger -- not accepted
  Gymnocalycium bodenbenderianum ssp. intertextum (Backeb. ex H. Till) H. Till -- not accepted
  Gymnocalycium borthii Koop ex H. Till -- not accepted
  Gymnocalycium bruchii (Speg.) Hosseus -- accepted
  Gymnocalycium buenekeri (Buining) Swales -- not accepted
  Gymnocalycium calochlorum (Boed.) Y. Itô -- accepted
  Gymnocalycium capillaense (Schick) Hosseus -- accepted
  Gymnocalycium carminanthum Borth & Koop -- not accepted
  Gymnocalycium castellanosii Backeb. -- accepted
  Gymnocalycium catamarcense H. Till & W. Till -- not accepted
  Gymnocalycium catamarcense ssp. acinacispinum H. Till & W. Till -- not accepted
  Gymnocalycium catamarcense ssp. catamarcense H. Till & W. Till -- not accepted
  Gymnocalycium catamarcense ssp. schmidianum H. Till & W. Till -- not accepted
  Gymnocalycium chiquitanum Cárdenas -- accepted
  Gymnocalycium deeszianum Dölz -- not accepted
  Gymnocalycium delaetii (K. Schum.) Hosseus -- not accepted
  Gymnocalycium denudatum (Link & Otto) Pfeiff. ex Mittler -- accepted
  Gymnocalycium erinaceum J.G. Lamb -- accepted
  Gymnocalycium eurypleurum F. Ritter -- accepted
  Gymnocalycium eytianum Cárdenas -- not accepted
  Gymnocalycium fleischerianum (Mereg., Metzing & R. Kiesling) L. Vala -- not accepted
  Gymnocalycium gibbosum (Haw.) Pfeiff. ex Mittler -- accepted
  Gymnocalycium gibbosum ssp. ferox (Labour. ex Rümpler) Papsch -- not accepted
  Gymnocalycium gibbosum ssp. gibbosum (Haw.) Pfeiff. ex Mittler -- accepted
  Gymnocalycium horstii Buining -- accepted
  Gymnocalycium hossei (Haage) A. Berger -- accepted
  Gymnocalycium hybopleurum (K. Schum.) Backeb. -- not accepted
  Gymnocalycium hyptiacanthum (Lem.) Britton & Rose -- not accepted
  Gymnocalycium kieslingii O. Ferrari -- accepted
  Gymnocalycium leeanum (Hook.) Britton & Rose -- not accepted
  Gymnocalycium leptanthum (Speg.) Speg. -- not accepted
  Gymnocalycium mackieanum (Hook.) Metzing, Mereg. & R. Kiesling -- not accepted
  Gymnocalycium marsoneri Fric ex Y. Itô -- accepted
  Gymnocalycium marsoneri ssp. marsoneri Fric ex Y. Itô -- accepted
  Gymnocalycium marsoneri ssp. matoense (Buining & Brederoo) P.J. Braun & Esteves -- accepted
  Gymnocalycium mesopotamicum R. Kiesling -- accepted
  Gymnocalycium mihanovichii (Fric & Gürke) Britton & Rose -- accepted
  Gymnocalycium monvillei (Lem.) Pfeiff. ex Britton & Rose -- accepted
  Gymnocalycium monvillei ssp. achirasense (H. Till & Schatzl) H. Till -- accepted
  Gymnocalycium monvillei ssp. brachyanthum (Gürke) H. Till -- 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 mostii (Gürke) Britton & Rose -- accepted
  Gymnocalycium mucidum Oehme -- not accepted
  Gymnocalycium netrelianum (Monv.) Britton & Rose -- not accepted
  Gymnocalycium neuhuberi H. Till & W. Till -- accepted
  Gymnocalycium obductum Piltz -- not accepted
  Gymnocalycium ochoterenae Backeb. -- accepted
  Gymnocalycium ochoterenae ssp. herbsthoferianum H. Till & Neuhuber -- not accepted
  Gymnocalycium ochoterenae ssp. ochoterenae Backeb. -- not accepted
  Gymnocalycium ochoterenae ssp. vatteri (Buining) Papsch -- not accepted
  Gymnocalycium oenanthemum Backeb. -- accepted
  Gymnocalycium paraguayense (Mundt ex K. Schum.) Hosseus -- accepted
  Gymnocalycium parvulum (Speg.) Speg. -- not accepted
  Gymnocalycium pediophilum F. Ritter ex Schütz -- not accepted
  Gymnocalycium pflanzii (Vaupel) Werderm. -- accepted
  Gymnocalycium platense (Speg.) Britton & Rose -- not accepted
  Gymnocalycium pugionacanthum Backeb. ex H. Till -- accepted
  Gymnocalycium quehlianum (F. Haage ex Quehl) Vaupel -- not accepted
  Gymnocalycium ragonesei A. Cast. -- accepted
  Gymnocalycium rauschii H. Till & W. Till -- not accepted
  Gymnocalycium riojense Fric ex H. Till & W. Till -- not accepted
  Gymnocalycium riojense ssp. kozelskyanum Schütz ex H. Till & W. Till -- not accepted
  Gymnocalycium riojense ssp. paucispinum Backeb. ex H. Till & W. Till -- not accepted
  Gymnocalycium riojense ssp. piltziorum Schütz ex H. Till & W. Till -- not accepted
  Gymnocalycium riojense ssp. riojense Fric ex H. Till & W. Till -- not accepted
  Gymnocalycium ritterianum Rausch -- accepted
  Gymnocalycium rosae H. Till -- not accepted
  Gymnocalycium saglionis (F. Cels) Britton & Rose -- accepted
  Gymnocalycium saglionis ssp. saglionis (F. Cels) Britton & Rose -- not accepted
  Gymnocalycium saglionis ssp. tilcarense (Backeb.) H. Till & W. Till -- not accepted
  Gymnocalycium 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 schroederianum ssp. schroederianum Osten -- 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 stellatum ssp. stellatum (Scheidw.) Speg. -- not accepted
  Gymnocalycium stenopleurum F. Ritter -- accepted
  Gymnocalycium striglianum Jeggle & H. Till -- accepted
  Gymnocalycium stuckertii (Speg.) Britton & Rose -- not accepted
  Gymnocalycium taningaense Piltz -- accepted
  Gymnocalycium terweemeanum (Teucq ex Duursma) Borgmann & Piltz -- not accepted
  Gymnocalycium tillianum Rausch -- not accepted
  Gymnocalycium uebelmannianum Rausch -- accepted
  Gymnocalycium uruguayense (Arechav.) Britton & Rose -- accepted
  Gyrinops Gaertn. -- accepted
  Gyrinops audate -- not accepted
  Gyrinops decipiens Ding Hou -- accepted
  Gyrinops ledermanii Domke -- accepted
  Gyrinops moluccana (Miq.) Baill. -- accepted
  Gyrinops podocarpus (Gilg) Domke -- accepted
  Gyrinops salicifolia Ridl. -- accepted
  Gyrinops versteegii (Gilg) Domke -- accepted
  Gyrinops walla Gaertn. -- accepted
  Haageocereus acranthus (Vaupel) Backeb. -- accepted
  Haageocereus acranthus ssp. acranthus (Vaupel) Backeb. -- accepted
  Haageocereus acranthus ssp. olowinskianus (Backeb.) Ostolaza -- accepted
  Haageocereus albispinus (Akers) Backeb. -- not accepted
  Haageocereus australis Backeb. -- not accepted
  Haageocereus chalaensis F. Ritter -- not accepted
  Haageocereus chryseus F. Ritter -- not accepted
  Haageocereus decumbens (Vaupel) Backeb. -- accepted
  Haageocereus fascicularis (Meyen) F. Ritter -- not accepted
  Haageocereus fulvus F. Ritter -- not accepted
  Haageocereus icensis Backeb. ex F. Ritter -- not accepted
  Haageocereus icosagonoides Rauh & Backeb. -- not accepted
  Haageocereus lanugispinus F. Ritter -- not accepted
  Haageocereus pacalaensis Backeb. -- accepted
  Haageocereus platinospinus (Werderm. & Backeb.) Backeb. -- accepted
  Haageocereus pluriflorus Rauh & Backeb. -- not accepted
  Haageocereus pseudomelanostele (Werderm. & Backeb.) Backeb. -- accepted
  Haageocereus pseudomelanostele ssp. aureispinus (Rauh & Backeb.) Ostolaza -- accepted
  Haageocereus pseudomelanostele ssp. carminiflorus (Rauh & Backeb.) Ostolaza -- not accepted
  Haageocereus pseudomelanostele ssp. pseudomelanostele (Werderm. & Backeb.) Backeb. -- accepted
  Haageocereus pseudomelanostele ssp. turbidus (Rauh & Backeb.) Ostolaza -- accepted
  Haageocereus pseudoversicolor Rauh & Backeb. -- accepted
  Haageocereus subtilispinus F. Ritter -- not accepted
  Haageocereus tenuis F. Ritter -- accepted
  Haageocereus versicolor (Werderm. & Backeb.) Backeb. -- accepted
  Haageocereus vulpes F. Ritter -- not accepted
  Haageocereus zangalensis F. Ritter -- not accepted
  Harrisia aboriginum Small ex Britton & Rose -- accepted -- prickly applecactus, aboriginal pricklyapple
  Harrisia adscendens (Gürke) Britton & Rose -- accepted
  Harrisia balansae (K. Schum.) N.P. Taylor & Zappi -- accepted
  Harrisia brookii Britton -- accepted
  Harrisia divaricata (Lam.) Backeb. -- accepted
  Harrisia earlei Britton & Rose -- accepted
  Harrisia eriophora (Pfeiff.) Britton -- accepted
  Harrisia fernowii Britton -- accepted
  Harrisia fragrans Small ex Britton & Rose -- accepted -- Caribbean applecactus
  Harrisia gracilis (Mill.) Britton -- accepted
  Harrisia hurstii W.T. Marshall -- accepted
  Harrisia martinii (Labour.) Britton -- accepted -- mooncactus
  Harrisia nashii Britton -- accepted
  Harrisia pomanensis (F.A.C. Weber ex K. Schum.) Britton & Rose -- accepted -- applecactus
  Harrisia pomanensis ssp. pomanensis (F.A.C. Weber ex K. Schum.) Britton & Rose -- not accepted
  Harrisia pomanensis ssp. regelii (Weing.) R. Kiesling -- not accepted
  Harrisia portoricensis Britton -- accepted -- Puerto Rico applecactus, higo chumbo
  Harrisia simpsonii Small ex Britton & Rose -- accepted -- Simpson's applecactus
  Harrisia taetra Areces -- accepted
  Harrisia taylorii Britton -- accepted
  Harrisia tetracantha (Labour.) D.R. Hunt -- accepted
  Harrisia tortuosa (J. Forbes ex Otto & A. Dietr.) 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
  Hatiora X graeseri Barthlott ex D.R. Hunt -- not accepted
  Hoodia alstonii (N.E. Br.) Plowes -- accepted
  Hoodia annulata (N.E. Br.) Plowes -- not accepted
  Hoodia bainii var. juttae (Dinter) H. Huber -- not accepted
  Hoodia cactiformis (Hook.) Halda -- not accepted
  Hoodia colei Plowes -- not accepted
  Hoodia coleorum Plowes -- not accepted
  Hoodia currorii (Hook.) Decne. -- accepted
  Hoodia currorii ssp. lugardii (N.E. Br.) Bruyns -- accepted
  Hoodia currorii var. minor R.A. Dyer -- not accepted
  Hoodia delaetianum (Dinter) Plowes -- not accepted
  Hoodia dinteri Schltr. ex Dinter -- not accepted
  Hoodia dregei N.E. Br. -- accepted
  Hoodia feline (D.T. Cole) Halda -- not accepted
  Hoodia flava (N.E. Br.) Plowes -- accepted
  Hoodia foetida Plowes -- not accepted
  Hoodia gibbosa Nel -- not accepted
  Hoodia gordonii (Masson) Sweet ex Decne. -- accepted
  Hoodia grandis (N.E. Br.) Plowes -- not accepted
  Hoodia haagnerae (Plowes) Halda -- not accepted
  Hoodia husabensis Nel -- not accepted
  Hoodia juttae Dinter -- accepted
  Hoodia langii Oberm. & Letty -- not accepted
  Hoodia longispina Plowes -- accepted
  Hoodia lugardi N.E. Br. -- not accepted
  Hoodia macrantha Dinter -- not accepted
  Hoodia marlothii (N.E. Br.) Halda -- not accepted
  Hoodia meloformis (Marloth) Halda -- not accepted
  Hoodia montana Nel -- not accepted
  Hoodia officinalis (N.E. Br.) Plowes -- accepted
  Hoodia officinalis ssp. delaetiana (Dinter) Bruyns -- accepted
  Hoodia parviflora N.E. Br. -- accepted
  Hoodia pedicellata (Schinz) Plowes -- accepted
  Hoodia perlata (Dinter) Halda -- not accepted
  Hoodia picta (N.E. Br.) Halda -- not accepted
  Hoodia pilifera (L. f.) Plowes -- accepted
  Hoodia pilifera ssp. annulata (N.E. Br.) Bruyns -- accepted
  Hoodia pilifera ssp. pilifera (L. f.) Plowes -- accepted
  Hoodia pilifera ssp. pillansii (N.E. Br.) Bruyns -- accepted
  Hoodia rosea Oberm. & Letty -- not accepted
  Hoodia ruschii Dinter -- accepted
  Hoodia rustica (N.E. Br.) Plowes -- not accepted
  Hoodia similis (N.E. Br.) Halda -- not accepted
  Hoodia sociarum (A.C. White & B. Sloane) Halda -- not accepted
  Hoodia tirasmontana (Plowes) Halda -- not accepted
  Hoodia triebneri (Nel) Bruyns -- accepted
  Hoodia whitesloaneana Dinter ex A.C. White & B. Sloane -- not accepted
  Hylocereus calcaratus (F.A.C. Weber) Britton & Rose -- accepted
  Hylocereus costaricensis (F.A.C. Weber) Britton & Rose -- accepted -- Costa Rica nightblooming cactus
  Hylocereus escuintlensis Kimnach -- accepted
  Hylocereus estebanensis Backeb. -- not accepted
  Hylocereus guatemalensis (Eichlam) Britton & Rose -- accepted
  Hylocereus lemairei (Hook.) Britton & Rose -- not accepted
  Hylocereus microcladus Backeb. -- not accepted
  Hylocereus minutiflorus Britton & Rose -- accepted
  Hylocereus monacanthus (Lem.) Britton & Rose -- accepted -- nightblooming cereus
  Hylocereus ocamponis (Salm-Dyck) Britton & Rose -- accepted
  Hylocereus peruvianus Backeb. -- 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 stenopterus (F.A.C. Weber) Britton & Rose -- accepted
  Hylocereus triangularis (L.) Britton & Rose -- accepted
  Hylocereus trigonus (Haw.) Saff. -- not accepted -- strawberry-pear
  Hylocereus undatus (Haw.) Britton & Rose -- accepted -- Pitahaya orejona, nightblooming cactus
  Jasminocereus thouarsii (F.A.C. Weber) Backeb. -- accepted
  Lasiocereus fulvus F. Ritter -- accepted
  Lasiocereus rupicola F. Ritter -- accepted
  Leocereus bahiensis Britton & Rose -- accepted
  Lepidozamia hopei (W. Hill) Regel -- accepted
  Lepidozamia peroffskyana Regel -- 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 crenatum (Britton) Barthlott -- not accepted
  Lepismium cruciforme (Vell.) Miq. -- accepted
  Lepismium houlletianum (Lem.) Barthlott -- accepted
  Lepismium ianthothele (Monv.) Barthlott -- not accepted
  Lepismium incachacanum (Cárdenas) Barthlott -- accepted
  Lepismium lorentzianum (Griseb.) Barthlott -- accepted
  Lepismium lumbricoides (Lem.) Barthlott -- accepted
  Lepismium micranthum (Vaupel) Barthlott -- not accepted
  Lepismium miyagawae (Barthlott & Rauh) Barthlott -- not accepted
  Lepismium monacanthum (Griseb.) Barthlott -- not accepted
  Lepismium paranganiense (Cárdenas) Barthlott -- not accepted
  Lepismium warmingianum (K. Schum.) Barthlott -- 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 León -- accepted
  Leuchtenbergia principis Hook. -- accepted
  Lewisia serrata Heckard & Stebbins -- accepted -- sawtooth lewisia, saw-toothed lewisia
  Lophophora diffusa (Croizat) Bravo -- accepted
  Lophophora williamsii (Lem. ex Salm-Dyck) J.M. Coult. -- accepted -- Peyote, peyote
  Macrozamia cardiacensis P.I. Forst. & D.L. Jones -- accepted
  Macrozamia communis L.A.S. Johnson -- accepted -- burrawong
  Macrozamia concinna D.L. Jones -- accepted
  Macrozamia conferta D.L. Jones & P.I. Forst. -- accepted
  Macrozamia cranei D.L. Jones & P.I. Forst. -- accepted
  Macrozamia crassifolia P.I. Forst. & D.L. Jones -- accepted
  Macrozamia diplomera (F. Muell.) L.A.S. Johnson -- accepted
  Macrozamia douglasii W. Hill ex F.M. Bailey -- accepted
  Macrozamia dyeri (F. Muell.) C.A. Gardner -- accepted
  Macrozamia elegans K.D. Hill & D.L. Jones -- accepted
  Macrozamia fawcettii C. Moore -- accepted
  Macrozamia fearnsidei D.L. Jones -- accepted
  Macrozamia flexuosa C. Moore -- accepted
  Macrozamia fraseri Miq. -- accepted
  Macrozamia glaucophylla D.L. Jones -- accepted
  Macrozamia heteromera C. Moore -- accepted
  Macrozamia humilis D.L. Jones -- accepted
  Macrozamia johnsonii D.L. Jones & K.D. Hill -- accepted
  Macrozamia lomandroides D.L. Jones -- accepted
  Macrozamia longispina P.I. Forst. & D.L. Jones -- accepted
  Macrozamia lucida L.A.S. Johnson -- accepted
  Macrozamia macdonnellii (F. Muell. ex Miq.) A. DC. -- accepted
  Macrozamia macleayi Miq. -- accepted
  Macrozamia miquelii (F. Muell.) A. DC. -- accepted
  Macrozamia montana K.D. Hill -- accepted
  Macrozamia moorei F. Muell. -- accepted
  Macrozamia mountperriensis F.M. Bailey -- accepted
  Macrozamia occidua D.L. Jones & P.I. Forst. -- accepted
  Macrozamia parcifolia P.I. Forst. & D.L. Jones -- accepted
  Macrozamia pauli-guilielmi W. Hill & F. Muell. -- accepted
  Macrozamia platyrhachis F.M. Bailey -- accepted
  Macrozamia plurinervia (L.A.S. Johnson) D.L. Jones -- accepted
  Macrozamia polymorpha D.L. Jones -- accepted
  Macrozamia reducta K.D. Hill & D.L. Jones -- accepted
  Macrozamia riedlei (Gaudich.) C.A. Gardner -- accepted
  Macrozamia secunda C. Moore -- accepted
  Macrozamia serpentina D.L. Jones & P.I. Forst. -- accepted
  Macrozamia spiralis (Salisb.) Miq. -- accepted
  Macrozamia stenomera L.A.S. Johnson -- accepted
  Macrozamia viridis D.L. Jones & P.I. Forst. -- accepted
  Magnolia liliifera var. obovata (Korth.) Govaerts -- not accepted
  Maihuenia patagonica (Phil) Britton & Rose -- accepted
  Maihuenia poeppigii (Otto ex Pfeiff.) F.A.C. Weber ex K. Schum. -- 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 albicoma Boed. -- 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 amajacensis Brachet & M. Lacoste -- not accepted
  Mammillaria anniana Glass & R.A. Foster -- accepted
  Mammillaria armillata K. Brandegee -- accepted
  Mammillaria armillata ssp. armillata K. Brandegee -- not accepted
  Mammillaria armillata ssp. cerralboa (Britton & Rose) D.R. Hunt -- not accepted
  Mammillaria aureilanata Backeb. -- accepted
  Mammillaria backebergiana Buchenau -- accepted
  Mammillaria backebergiana ssp. backebergiana Buchenau -- accepted
  Mammillaria backebergiana ssp. ernestii (Fittkau) D.R. Hunt -- accepted
  Mammillaria barbata Engelm. -- accepted
  Mammillaria baumii Boed. -- accepted
  Mammillaria beneckei Ehrenb. -- accepted
  Mammillaria berkiana A.B. Lau -- accepted
  Mammillaria blossfeldiana Boed. -- accepted
  Mammillaria bocasana Poselg. -- accepted
  Mammillaria bocasana ssp. bocasana Poselg. -- not 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 boolii G.E. Linds. -- 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 brandegeei ssp. lewisiana (H.E. Gates) D.R. Hunt -- not accepted
  Mammillaria canelensis R.T. Craig -- not accepted
  Mammillaria capensis (H.E. Gates) R.T. Craig -- accepted
  Mammillaria carmenae Castańeda -- accepted
  Mammillaria carnea Zucc. ex Pfeiff. -- accepted
  Mammillaria carretii Rebut ex K. Schum. -- accepted
  Mammillaria coahuilensis (Boed.) Moran -- accepted
  Mammillaria coahuilensis ssp. albiarmata (Boed.) D.R. Hunt -- not accepted
  Mammillaria coahuilensis ssp. coahuilensis (Boed.) Moran -- 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 compressa DC. -- accepted
  Mammillaria compressa ssp. centralifera (Repp.) D.R. Hunt -- accepted
  Mammillaria compressa ssp. compressa DC. -- accepted
  Mammillaria craigii G.E. Linds. -- 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 decipiens Scheidw. -- accepted
  Mammillaria decipiens ssp. albescens (Tiegel) D.R. Hunt -- accepted
  Mammillaria decipiens ssp. camptotricha (Dams) D.R. Hunt -- accepted
  Mammillaria decipiens ssp. decipiens Scheidw. -- accepted
  Mammillaria deherdtiana Farwig -- accepted
  Mammillaria deherdtiana ssp. deherdtiana Farwig -- accepted
  Mammillaria deherdtiana ssp. dodsonii (Bravo) D.R. Hunt -- accepted
  Mammillaria densispina (J.M. Coult.) Orcutt -- 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 discolor Haw. -- accepted
  Mammillaria discolor ssp. discolor Haw. -- not accepted
  Mammillaria discolor ssp. esperanzaensis (Boed.) D.R. Hunt -- not accepted
  Mammillaria dixanthocentron Backeb. ex Mottram -- accepted
  Mammillaria duoformis R.T. Craig & E.Y. Dawson -- accepted
  Mammillaria duwei Rogoz. & P.J. Braun -- accepted
  Mammillaria ekmanii Werderm. -- accepted
  Mammillaria elongata DC. -- accepted
  Mammillaria elongata ssp. echinaria (DC.) D.R. Hunt -- accepted
  Mammillaria elongata ssp. elongata DC. -- accepted
  Mammillaria eriacantha Link & Otto ex Pfeiff. -- accepted
  Mammillaria erythrosperma Boed. -- accepted
  Mammillaria evermanniana (Britton & Rose) Orcutt -- accepted
  Mammillaria fittkaui Glass & R.A. Foster -- accepted
  Mammillaria fittkaui ssp. fittkaui Glass & R.A. Foster -- accepted
  Mammillaria fittkaui ssp. limonensis (Repp.) Lüthy -- accepted
  Mammillaria flavicentra Backeb. ex Mottram -- 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 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 glassii R.A. Foster -- accepted
  Mammillaria glassii ssp. ascensionis (Repp.) D.R. Hunt -- not accepted
  Mammillaria glassii ssp. glassii R.A. Foster -- not accepted
  Mammillaria glochidiata Mart. -- accepted
  Mammillaria goodridgii Scheer ex Salm-Dyck -- not accepted
  Mammillaria grahamii Engelm. -- accepted -- Graham's pincushion cactus, Graham's nipple cactus
  Mammillaria grusonii Runge -- accepted
  Mammillaria guelzowiana Werderm. -- accepted
  Mammillaria guerreronis (Bravo) Boed. -- accepted
  Mammillaria guillauminiana Backeb. -- accepted
  Mammillaria haageana Pfeiff. -- accepted
  Mammillaria haageana ssp. acultzingensis (Linzen et al.) D.R. Hunt -- not accepted
  Mammillaria haageana ssp. conspicua (J.A. Purpus) D.R. Hunt -- not accepted
  Mammillaria haageana ssp. elegans D.R. Hunt -- not accepted
  Mammillaria haageana ssp. haageana Pfeiff. -- not accepted
  Mammillaria haageana ssp. san-angelensis (Sánchez-Mej.) D.R. Hunt -- not accepted
  Mammillaria haageana ssp. schmollii (R.T. Craig) D.R. Hunt -- not accepted
  Mammillaria hahniana Werderm. -- accepted
  Mammillaria hahniana ssp. bravoae (R.T. Craig) D.R. Hunt -- not accepted
  Mammillaria hahniana ssp. hahniana Werderm. -- not accepted
  Mammillaria hahniana ssp. mendeliana (Bravo) D.R. Hunt -- not accepted
  Mammillaria hahniana ssp. woodsii (R.T. Craig) D.R. Hunt -- not accepted
  Mammillaria halbingeri Boed. -- accepted
  Mammillaria halei Brandegee -- accepted
  Mammillaria hamata Lehm. -- not accepted
  Mammillaria heidiae Krainz -- not accepted
  Mammillaria hernandezii Glass & R.A. Foster -- accepted
  Mammillaria herrerae Werderm. -- accepted
  Mammillaria hertrichiana R.T. Craig -- not accepted
  Mammillaria heyderi Muehlenpf. -- accepted -- Heyder's pincushion cactus, Biznaga china, little nipple cactus
  Mammillaria heyderi ssp. gaumeri (Orcutt) D.R. Hunt -- accepted
  Mammillaria heyderi ssp. gummifera (Engelm.) 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 ssp. meiacantha (Engelm.) D.R. Hunt -- not accepted
  Mammillaria huitzilopochtli D.R. Hunt -- 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 insularis H.E. Gates -- 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 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 klissingiana Boed. -- accepted
  Mammillaria knippeliana Quehl -- accepted
  Mammillaria kraehenbuehlii (Krainz) Krainz -- accepted
  Mammillaria lasiacantha Engelm. -- accepted -- small pincushion cactus, Biznaga de espinas pubescentes, lacespine nipple cactus
  Mammillaria lasiacantha ssp. egregia (Backeb. ex Rogoz. & Appenz.) D.R. Hunt -- not accepted
  Mammillaria lasiacantha ssp. hyalina D.R. Hunt -- not accepted
  Mammillaria lasiacantha ssp. lasiacantha Engelm. -- not accepted
  Mammillaria lasiacantha ssp. magallanii (F. Schmoll ex R.T. Craig) D.R. Hunt -- 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 lenta K. Brandegee -- accepted
  Mammillaria lindsayi R.T. Craig -- not accepted
  Mammillaria lloydii (Britton & Rose) Orcutt -- not accepted
  Mammillaria longiflora (Britton & Rose) A. Berger -- accepted
  Mammillaria longiflora ssp. longiflora (Britton & Rose) A. Berger -- accepted
  Mammillaria longiflora ssp. stampferi (Repp.) D.R. Hunt -- not accepted
  Mammillaria longimamma DC. -- accepted
  Mammillaria luethyi G.S. Hinton -- 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 marcosii W.A. Fitz Maur. & B. Fitz Maur. -- accepted
  Mammillaria marksiana Krainz -- accepted
  Mammillaria mathildae Kraehenb. & Krainz -- accepted
  Mammillaria matudae Bravo -- accepted
  Mammillaria mazatlanensis K. Schum. ex Gürke -- accepted
  Mammillaria mazatlanensis ssp. mazatlanensis K. Schum. ex Gürke -- not accepted
  Mammillaria mazatlanensis ssp. patonii (Bravo) D.R. Hunt -- not accepted
  Mammillaria melaleuca Karw. ex Salm-Dyck -- accepted
  Mammillaria melanocentra Poselg. -- accepted
  Mammillaria melanocentra ssp. linaresensis (R. Wolf & F. Wolf) D.R. Hunt -- not accepted
  Mammillaria melanocentra ssp. melanocentra Poselg. -- accepted
  Mammillaria melanocentra ssp. rubrograndis (Repp. & A.B. Lau) D.R. Hunt -- accepted
  Mammillaria mercadensis (Britton & Rose) Patoni -- accepted
  Mammillaria meyranii Bravo -- accepted
  Mammillaria microhelia Werderm. -- accepted
  Mammillaria miegiana W.H. Earle -- not accepted
  Mammillaria mieheana Tiegel -- not accepted
  Mammillaria moelleriana Boed. -- accepted
  Mammillaria morganiana Tiegel -- accepted
  Mammillaria muehlenpfordtii C.F. Först. -- accepted
  Mammillaria multidigitata Radley ex G.E. Linds. -- accepted
  Mammillaria mystax Mart. -- accepted
  Mammillaria nana Backeb. ex Mottram -- accepted
  Mammillaria napina J.A. Purpus -- accepted
  Mammillaria neopalmeri R.T. Craig -- 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 oteroi Glass & R.A. Foster -- accepted
  Mammillaria painteri Rose ex Quehl -- accepted
  Mammillaria parkinsonii Ehrenb. -- accepted
  Mammillaria pectinifera F.A.C. Weber -- 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 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 picta ssp. picta Meinsh. -- not accepted
  Mammillaria picta ssp. viereckii (Boed.) D.R. Hunt -- not accepted
  Mammillaria pilispina J.A. Purpus -- accepted
  Mammillaria plumosa F.A.C. Weber -- accepted
  Mammillaria polyedra Mart. -- accepted
  Mammillaria polythele Mart. -- accepted
  Mammillaria polythele ssp. durispina (Boed.) D.R. Hunt -- not 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 pottsii Scheer ex Salm-Dyck -- accepted -- Biznaga de Potts, rattail nipple cactus
  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 prolifera ssp. zublerae (Repp.) D.R. Hunt -- 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 rettigiana Boed. -- accepted
  Mammillaria rhodantha Link & Otto -- accepted
  Mammillaria rhodantha ssp. aureiceps (Lem.) Salm-Dyck -- not 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. pringlei (J.M. Coult.) D.R. Hunt -- not accepted
  Mammillaria rhodantha ssp. rhodantha Link & Otto -- accepted
  Mammillaria roseoalba Boed. -- 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 sanchez-mejoradae Rodr. González -- accepted
  Mammillaria sartorii J.A. Purpus -- accepted
  Mammillaria scheinvariana R. Ortega V. & Glass -- not accepted
  Mammillaria schiedeana Ehrenb. -- accepted
  Mammillaria schiedeana ssp. dumetorum (J.A. Purpus) D.R. Hunt -- accepted
  Mammillaria schiedeana ssp. giselae (Mart.-Aval. & Glass) Lüthy -- accepted
  Mammillaria schiedeana ssp. schiedeana Ehrenb. -- 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 sheldonii (Britton & Rose) Boed. -- not accepted
  Mammillaria sinistrohamata Boed. -- 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 esférica, 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 standleyi (Britton & Rose) Orcutt -- accepted
  Mammillaria stella-de-tacubaya Heese -- not accepted
  Mammillaria supertexta Mart. ex Pfeiff. -- accepted
  Mammillaria surculosa Boed. -- accepted
  Mammillaria tayloriorum Glass & R.A. Foster -- accepted
  Mammillaria tepexicensis J. Meyrán -- not accepted
  Mammillaria tetrancistra Engelm. -- accepted -- corkseed pincushion cactus, Biznaga de cuatro ganchos, common fishhook cactus
  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 tonalensis D.R. Hunt -- accepted
  Mammillaria uncinata Zucc. ex Pfeiff. -- accepted
  Mammillaria varieaculeata Buchenau -- accepted
  Mammillaria vetula Mart. -- accepted
  Mammillaria vetula ssp. gracilis (Pfeiff.) D.R. Hunt -- accepted
  Mammillaria vetula ssp. vetula Mart. -- accepted
  Mammillaria voburnensis Scheer -- not accepted
  Mammillaria voburnensis ssp. eichlamii (Quehl) D.R. Hunt -- not accepted
  Mammillaria voburnensis ssp. voburnensis Scheer -- 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 winterae Boed. -- accepted
  Mammillaria winterae ssp. aramberri D.R. Hunt -- accepted
  Mammillaria winterae ssp. winterae Boed. -- 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 xaltianguensis Sánchez-Mej. -- accepted
  Mammillaria xaltianguensis ssp. bambusiphila (Repp.) D.R. Hunt -- accepted
  Mammillaria xaltianguensis ssp. xaltianguensis Sánchez-Mej. -- accepted
  Mammillaria zeilmanniana Boed. -- accepted
  Mammillaria zephyranthoides Scheidw. -- accepted
  Mammilloydia candida (Scheidw.) Buxb. -- not accepted
  Matucana aurantiaca (Vaupel) Buxb. -- accepted
  Matucana aurantiaca ssp. aurantiaca (Vaupel) Buxb. -- accepted
  Matucana aurantiaca ssp. currundayensis (F. Ritter) Mottram -- accepted
  Matucana aureiflora F. Ritter -- accepted
  Matucana comacephala F. Ritter -- not accepted
  Matucana formosa F. Ritter -- accepted
  Matucana fruticosa 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 huagalensis (Donald & A.B. Lau) Bregman -- accepted
  Matucana intertexta F. Ritter -- accepted
  Matucana krahnii (Donald) Bregman -- accepted
  Matucana madisoniorum (Hutchison) G.D. Rowley -- accepted
  Matucana oreodoxa (F. Ritter) Slaba -- accepted
  Matucana paucicostata F. Ritter -- accepted
  Matucana polzii Diers, Donald & Zecher -- not accepted
  Matucana pujupatii (Donald & A.B. Lau) Bregman -- accepted
  Matucana ritteri Buining -- accepted
  Matucana tuberculata (Donald) Bregman -- accepted
  Matucana weberbaueri (Vaupel) Backeb. -- accepted
  Meconopsis regia G. Taylor -- accepted
  Melocactus andinus R. Gruber ex N.P. Taylor -- accepted
  Melocactus azureus Buining & Brederoo -- accepted
  Melocactus azureus ssp. azureus Buining & Brederoo -- not 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 broadwayi (Britton & Rose) A. Berger -- accepted -- Turk's cap
  Melocactus caroli-linnaei N.P. Taylor -- accepted
  Melocactus concinnus Buining & Brederoo -- accepted
  Melocactus conoideus Buining & Brederoo -- 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 deinacanthus Buining & Brederoo -- accepted
  Melocactus ernestii Vaupel -- accepted
  Melocactus ernestii ssp. ernestii Vaupel -- accepted
  Melocactus ernestii ssp. longicarpus (Buining & Brederoo) N.P. Taylor -- accepted
  Melocactus estevesii P.J. Braun -- accepted
  Melocactus glaucescens Buining & Brederoo -- accepted
  Melocactus harlowii (Britton & Rose) Vaupel -- accepted
  Melocactus intortus (Mill.) Urb. -- accepted -- Turk's cap
  Melocactus intortus ssp. dominguensis Areces -- not accepted
  Melocactus intortus ssp. intortus (Mill.) Urb. -- accepted
  Melocactus lanssensianus P.J. Braun -- accepted
  Melocactus lemairei (Monv. ex Lem.) Miq. ex Lem. -- accepted
  Melocactus levitestatus Buining & Brederoo -- accepted
  Melocactus macracanthos (Salm-Dyck) Link & Otto -- accepted
  Melocactus matanzanus León -- accepted
  Melocactus mazelianus Ríha -- accepted
  Melocactus neryi K. Schum. -- accepted
  Melocactus oreas Miq. -- accepted
  Melocactus oreas ssp. cremnophilus (Buining & Brederoo) P.J. Braun & Esteves -- accepted
  Melocactus oreas ssp. oreas Miq. -- 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 perezassoi Areces -- not accepted
  Melocactus peruvianus Vaupel -- accepted
  Melocactus salvadorensis Werderm. -- accepted
  Melocactus schatzlii H. Till & R. Gruber -- accepted
  Melocactus smithii (Alexander) Buining -- accepted
  Melocactus violaceus Pfeiff. -- accepted
  Melocactus violaceus ssp. margaritaceus N.P. Taylor -- accepted
  Melocactus violaceus ssp. ritteri N.P. Taylor -- accepted
  Melocactus violaceus ssp. violaceus Pfeiff. -- accepted
  Melocactus X albicephalus Buining & Brederoo -- accepted
  Melocactus X horridus Werderm. -- accepted
  Melocactus zehntneri (Britton & Rose) Leutzelb. -- accepted
  Micranthocereus albicephalus (Buining & Brederoo) F. Ritter -- accepted
  Micranthocereus auriazureus Buining & Brederoo -- accepted
  Micranthocereus dolichospermaticus (Buining & Brederoo) F. Ritter -- accepted
  Micranthocereus estevesii (Buining & Brederoo) F. Ritter -- accepted
  Micranthocereus flaviflorus Buining & Brederoo -- accepted
  Micranthocereus polyanthus (Werderm.) Backeb. -- accepted
  Micranthocereus purpureus (Gürke) F. Ritter -- accepted
  Micranthocereus streckeri Van Heek & Van Criek. -- accepted
  Micranthocereus violaciflorus Buining -- accepted
  Microcycas calocoma (Miq.) A. DC. -- accepted
  Mila caespitosa Britton & Rose -- accepted
  Mila colorea F. Ritter -- not accepted
  Mila nealeana Backeb. -- not accepted
  Mila pugionifera Rauh & Backeb. -- not accepted
  Myrtillocactus cochal (Orcutt) Britton & Rose -- accepted
  Myrtillocactus eichlamii Britton & Rose -- accepted
  Myrtillocactus geometrizans (Mart. ex Pfeiff.) Console -- accepted
  Myrtillocactus schenckii (J.A. Purpus) Britton & Rose -- 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 & Sánchez-Mej. -- not accepted
  Neobuxbaumia polylopha (DC.) Backeb. -- accepted
  Neobuxbaumia scoparia (Polseg.) Backeb. -- accepted
  Neobuxbaumia squamulosa Scheinvar & Sánchez-Mej. -- accepted
  Neobuxbaumia tetetzo (J.M. Coult.) Backeb. -- accepted
  Neolloydia conoidea (DC.) Britton & Rose -- accepted -- Biznaga-cónica, Chihuahuan beehive
  Neolloydia matehualensis Backeb. -- accepted
  Neoraimondia arequipensis (Meyen) Backeb. -- accepted
  Neoraimondia herzogiana (Backeb.) Buxb. & Krainz -- accepted
  Neowerdermannia chilensis Backeb. -- accepted
  Neowerdermannia chilensis ssp. chilensis Backeb. -- not accepted
  Neowerdermannia chilensis ssp. peruviana (F. Ritter) Ostolaza -- not accepted
  Neowerdermannia vorwerkii Fric -- accepted
  Nepenthes L. -- accepted -- pitcher plants, pitcherplants
  Nepenthes adnata Tamin & M. Hotta ex Schlauer -- accepted
  Nepenthes alata Blanco -- accepted
  Nepenthes albomarginata T. Lobb ex Lindl. -- accepted
  Nepenthes ampullaria Jack -- accepted
  Nepenthes anamensis Macfarl. -- not accepted
  Nepenthes angasanensis Maulder, Schubert, Salmon & Quinn -- not accepted
  Nepenthes argentii Jebb & Cheek -- accepted
  Nepenthes aristolochioides Jebb & Cheek -- accepted
  Nepenthes beccariana Macfarl. -- not accepted
  Nepenthes bellii K. Kondo -- accepted
  Nepenthes benstonei C. Clarke -- accepted
  Nepenthes bicalcarata Hook. f. -- accepted
  Nepenthes bongso Korth. -- accepted
  Nepenthes boschiana Korth. -- accepted
  Nepenthes burbidgeae Hook. f. ex Burb. -- accepted
  Nepenthes burkei Mast. -- accepted
  Nepenthes campanulata Sh. Kurata -- accepted
  Nepenthes clipeata Danser -- accepted
  Nepenthes copelandii Merr. ex Macfarl. -- not accepted
  Nepenthes danseri Jebb & Cheek -- accepted
  Nepenthes deaniana Macfarl. -- accepted
  Nepenthes densiflora Danser -- accepted
  Nepenthes diatas Jebb & Cheek -- accepted
  Nepenthes distillatoria L. -- accepted
  Nepenthes dubia Danser -- accepted
  Nepenthes edwardsiana Low ex Hook. f. -- accepted
  Nepenthes ephippiata Danser -- accepted
  Nepenthes eustachya Miq. -- accepted
  Nepenthes eymae Sh. Kurata -- accepted
  Nepenthes faizaliana J.H. Adam & Wilcock -- accepted
  Nepenthes fusca Danser -- accepted
  Nepenthes glabrata J.R. Turnbull & A.T. Middleton -- accepted
  Nepenthes globamphora Sh. Kurata & Toyoshima -- not accepted
  Nepenthes gracilis Korth. -- accepted
  Nepenthes gracillima Ridl. -- accepted
  Nepenthes gymnamphora Nees -- accepted
  Nepenthes hamata J.R. Turnbull & A.T. Middleton -- accepted
  Nepenthes hirsuta Hook. f. -- accepted
  Nepenthes hispida Beck -- accepted
  Nepenthes inermis Danser -- accepted
  Nepenthes insignis Danser -- accepted
  Nepenthes jacquelineae Clarke, Davis & Tamin -- accepted
  Nepenthes junghuhnii Macfarl. -- not accepted
  Nepenthes khasiana Hook. f. -- accepted
  Nepenthes klossii Ridl. -- accepted
  Nepenthes lamii Jebb & Cheek -- accepted
  Nepenthes lavicola Wistuba & Rischer -- accepted
  Nepenthes lindleyana Low ex W. Baxt. -- not accepted
  Nepenthes longifolia Nerz & Wistuba -- accepted
  Nepenthes lowii Hook. f. -- accepted
  Nepenthes macfarlanei Hemsl. -- accepted
  Nepenthes macrophylla (Marabini) Jebb & Cheek -- accepted
  Nepenthes macrovulgaris J.R. Turnbull & A.T. Middleton -- accepted
  Nepenthes madagascariensis Poir. -- accepted
  Nepenthes mapuluensis J.H. Adam & Wilcock -- accepted
  Nepenthes masaolensis Schmid-Hollinger -- not accepted
  Nepenthes maxima Reinw. ex Nees -- accepted
  Nepenthes merrilliana Macfarl. -- accepted
  Nepenthes mikei B. Salmon & Maulder -- accepted
  Nepenthes mindanaoensis Sh. Kurata -- accepted
  Nepenthes mira Jebb & Cheek -- accepted
  Nepenthes mirabilis (Lour.) Druce -- accepted
  Nepenthes mollis Danser -- accepted
  Nepenthes muluensis M. Hotta -- accepted
  Nepenthes murudensis Culham ex Jebb & Cheek -- accepted
  Nepenthes neglecta Macfarl. -- not accepted
  Nepenthes neoguineensis Macfarl. -- accepted
  Nepenthes northiana Hook. f. -- accepted
  Nepenthes ovata Nerz & Wistuba -- accepted
  Nepenthes paniculata Danser -- accepted
  Nepenthes papuana Danser -- accepted
  Nepenthes pectinata Danser -- accepted
  Nepenthes pervillei Blume -- accepted
  Nepenthes petiolata Danser -- accepted
  Nepenthes philippinensis Macfarl. -- accepted
  Nepenthes pilosa Danser -- accepted
  Nepenthes rafflesiana Jack -- accepted
  Nepenthes rajah Hook. f. -- accepted
  Nepenthes ramispina Ridl. -- accepted
  Nepenthes reinwardtiana Miq. -- accepted
  Nepenthes rhombicaulis Sh. Kurata -- accepted
  Nepenthes sanguinea Lindl. -- accepted
  Nepenthes sibuyanensis Nerz -- accepted
  Nepenthes singalana Becc. -- accepted
  Nepenthes spathulata Danser -- accepted
  Nepenthes spectabilis Danser -- accepted
  Nepenthes stenophylla Mast. -- accepted
  Nepenthes sumatrana (Miq.) G. Beck -- accepted
  Nepenthes talangensis Nerz & Wistuba -- accepted
  Nepenthes tentaculata Hook. f. -- accepted
  Nepenthes tenuis Nerz & Wistuba -- accepted
  Nepenthes thorelii Lecomte -- accepted
  Nepenthes tobaica Danser -- accepted
  Nepenthes tomoriana Danser -- accepted
  Nepenthes treubiana Warb. -- accepted
  Nepenthes truncata Macfarl. -- accepted
  Nepenthes veitchii Hook. f. -- accepted
  Nepenthes ventricosa Blanco -- accepted
  Nepenthes vieillardii Hook. f. -- accepted
  Nepenthes villosa Hook. f. -- accepted
  Nepenthes X alisputrana J.H. Adam & Wilcock -- not accepted
  Nepenthes X cincta Mast. -- accepted
  Nepenthes X ferrugineomarginata Sh. Kurata -- not accepted
  Nepenthes X harryana Burb. -- accepted
  Nepenthes X hookeriana Lindl. -- accepted
  Nepenthes X kinabaluensis Sh. Kurata -- accepted
  Nepenthes X kuchingensis Sh. Kurata -- not accepted
  Nepenthes X pangulubauensis Salmon & Maulder ex Mann -- not accepted
  Nepenthes X pyriformis Sh. Kurata (pro sp.) -- accepted
  Nepenthes X sarawakiensis J.H. Adam & Wilcock -- not accepted
  Nepenthes X trichocarpa Miq. -- accepted
  Nepenthes X trusmadiensis Marabini -- accepted
  Obregonia denegrii Fric -- accepted
  Opuntia Mill. -- accepted -- figues de Barbarie, pricklypear, cholla
  Opuntia abyssi Hester -- not accepted
  Opuntia acanthocarpa Engelm. & J.M. Bigelow -- not accepted -- Cholla espinosa, buckhorn cholla
  Opuntia acanthocarpa ssp. acanthocarpa Engelm. & J.M. Bigelow -- not accepted
  Opuntia acanthocarpa ssp. ganderi C.B. Wolf -- not accepted
  Opuntia acaulis Ekman & Werderm. -- accepted
  Opuntia aciculata Griffiths -- accepted
  Opuntia aggeria Ralston & Hilsenb. -- not accepted -- Big Bend pricklypear
  Opuntia agglomerata A. Berger -- not accepted
  Opuntia albisaetacens Backeb. -- not accepted
  Opuntia alcahes F.A.C. Weber -- not accepted
  Opuntia alcerrecensis Iliff -- not accepted
  Opuntia alexanderi Britton & Rose -- not accepted
  Opuntia alko-tuna Cárdenas -- not accepted
  Opuntia ammophila Small -- not accepted
  Opuntia amyclaea Ten. -- not accepted
  Opuntia anacantha Speg. -- accepted
  Opuntia anteojoensis Pinkava -- not accepted
  Opuntia antillana Britton & Rose -- not accepted
  Opuntia aoracantha Lem. -- not accepted
  Opuntia apurimacensis (F. Ritter) R. Crook & Mottram -- accepted
  Opuntia arbuscula Engelm. -- not accepted -- Cholla arbusto, Arizona pencil cholla, pencil cholla
  Opuntia arcei Cárdenas -- accepted
  Opuntia archiconoidea (F. Ritter) D.R. Hunt -- not accepted
  Opuntia armata Backeb. -- not accepted
  Opuntia articulata (Pfeiff.) D.R. Hunt -- not accepted
  Opuntia assumptionis K. Schum. -- accepted
  Opuntia atacamensis Phil. -- not accepted
  Opuntia atrispina Griffiths -- accepted -- Nopal calvo, border pricklypear
  Opuntia atropes Rose -- not accepted
  Opuntia atrovirens Speg. -- not accepted
  Opuntia auberi Pfeiff. -- 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 austrina Small -- not accepted
  Opuntia azurea Rose -- not accepted
  Opuntia backebergii G.D. Rowley -- not accepted
  Opuntia basilaris Engelm. & J.M. Bigelow -- accepted -- Nopal del castor, beavertail pricklypear
  Opuntia bella Britton & Rose -- not accepted
  Opuntia bensonii Sánchez-Mej. -- not accepted
  Opuntia bigelovii Engelm. -- not accepted -- Cholla velas de Coyote, teddybear cholla
  Opuntia bisetosa Pittier -- not accepted
  Opuntia blancii (Backeb.) G.D. Rowley -- not accepted
  Opuntia boldinghii Britton & Rose -- accepted
  Opuntia boliviana Salm-Dyck -- not accepted
  Opuntia bonplandii (Kunth) F.A.C. Weber -- not accepted
  Opuntia borinquensis Britton & Rose -- accepted -- olaga
  Opuntia brachyarthra Engelm. & J.M. Bigelow -- not accepted
  Opuntia brachyclada Griffiths -- not accepted
  Opuntia bradleyi G.D. Rowley -- not accepted
  Opuntia bradtiana (J.M. Coult.) K. Brandegee -- not accepted
  Opuntia brasiliensis (Willd.) Haw. -- not accepted -- Brazilian pricklypear
  Opuntia bravoana E.M. Baxter -- accepted
  Opuntia bulbispina Engelm. -- not accepted
  Opuntia burrageana Britton & Rose -- not accepted
  Opuntia californica (Torr. & A. Gray) Coville -- not accepted -- California pricklypear
  Opuntia camachoi Espinosa -- not accepted
  Opuntia camanchica Engelm. & J.M. Bigelow -- not accepted
  Opuntia canterae Arechav. -- not accepted
  Opuntia caracassana Salm-Dyck -- accepted
  Opuntia cardenche Griffiths -- not accepted
  Opuntia cardiosperma K. Schum. -- not accepted
  Opuntia caribaea Britton & Rose -- not accepted
  Opuntia chaffeyi Britton & Rose -- accepted
  Opuntia chakensis Speg. -- not accepted
  Opuntia chavena Griffiths -- not accepted
  Opuntia chichensis (Cárdenas) G.D. Rowley -- not accepted
  Opuntia chihuahuensis Rose -- not accepted -- Nopal de Chihuahua, Chihuahua pricklypear
  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 cholla F.A.C. Weber -- not accepted
  Opuntia cineracea Wiggins -- not accepted
  Opuntia clavarioides Pfeiff. -- not accepted
  Opuntia clavata Engelm. -- not accepted -- club cholla
  Opuntia cochabambensis Cárdenas -- not accepted
  Opuntia cochenillifera (L.) Mill. -- not accepted -- cochineal cactus, Nopal de cochinilla, cochineal nopal cactus
  Opuntia cognata (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia colorea (F. Ritter) D.R. Hunt -- not accepted
  Opuntia colubrina A. Cast. -- not accepted
  Opuntia conjungens (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia conoidea (F. Ritter ex Backeb.) G.D. Rowley -- not accepted
  Opuntia corotilla K. Schum. -- not accepted
  Opuntia corrugata Salm-Dyck -- not accepted
  Opuntia crassa Haw. -- not accepted
  Opuntia crassicylindrica (Rauh & Backeb.) G.D. Rowley -- not accepted
  Opuntia crassipina (F. Ritter) D.R. Hunt -- not accepted
  Opuntia crystalenia Griffiths -- not accepted
  Opuntia curassavica (L.) Mill. -- accepted
  Opuntia cylindrica (Lam.) DC. -- not accepted
  Opuntia cymochila Engelm. & J.M. Bigelow -- not accepted -- grassland pricklypear
  Opuntia dactylifera Vaupel -- not accepted
  Opuntia darrahiana F.A.C. Weber -- not accepted
  Opuntia darwinii Hensl. -- not accepted
  Opuntia davisii Engelm. & J.M. Bigelow -- not accepted
  Opuntia deamii Rose -- not accepted
  Opuntia decumbens Salm-Dyck -- accepted
  Opuntia dejecta Salm-Dyck -- not accepted
  Opuntia delaetiana (F.A.C. Weber) Vaupel -- accepted
  Opuntia densispina Ralston & Hilsenb. -- not accepted -- Big Bend pricklypear
  Opuntia depauperata Britton & Rose -- not accepted
  Opuntia depressa Rose -- accepted
  Opuntia dillenii (Ker Gawl.) Haw. -- not accepted
  Opuntia discolor Britton & Rose -- not accepted
  Opuntia domeykoensis (F. Ritter) D.R. Hunt -- not accepted
  Opuntia dumetorum A. Berger -- not accepted
  Opuntia durangensis Britton & Rose -- not accepted
  Opuntia echinocarpa Engelm. & J.M. Bigelow -- not accepted -- Cholla plateada, silver cholla, golden cholla
  Opuntia echios J.T. Howell -- not accepted
  Opuntia edwardsii V.E. Grant & K.A. Grant -- not accepted -- Edwards' pricklypear
  Opuntia eichlamii Rose -- not accepted
  Opuntia ekmanii Werderm. -- accepted
  Opuntia elata Salm-Dyck -- accepted
  Opuntia elatior Mill. -- accepted
  Opuntia elizondoana E. Sánchez M. & Villaseńor -- not accepted
  Opuntia emoryi Engelm. -- not accepted
  Opuntia engelmannii Salm-Dyck ex Engelm. -- accepted
  Opuntia erectoclada Backeb. -- not accepted
  Opuntia erinacea Engelm. & J.M. Bigelow -- not accepted -- grizzlybear pricklypear, Mohave pricklypear
  Opuntia estevesii P.J. Braun -- not accepted
  Opuntia excelsa Sánchez-Mej. -- accepted
  Opuntia falcata Ekman & Werderm. -- not accepted
  Opuntia feroacantha Britton & Rose -- not accepted
  Opuntia ficus-indica (L.) Mill. -- accepted -- Nopal de Castilla, tuna cactus, Indian-fig
  Opuntia flexuosa (Backeb.) G.D. Rowley -- not accepted
  Opuntia floccosa Salm-Dyck -- not accepted
  Opuntia fragilis (Nutt.) Haw. -- accepted -- brittle cactus, fragile cactus, jumping cactus, little pricklypear, brittle pricklypear
  Opuntia frigida (F. Ritter) G. Navarro -- not accepted
  Opuntia fulgida Engelm. -- not accepted -- jumping cholla, Cholla brillante
  Opuntia fuliginosa Griffiths -- accepted
  Opuntia fulvicoma (Rauh & Backeb.) G.D. Rowley -- not accepted
  Opuntia galapageia Hensl. -- accepted
  Opuntia galerasensis (F. Ritter) D.R. Hunt -- not accepted
  Opuntia glomerata Haw. -- not accepted
  Opuntia gosseliniana F.A.C. Weber -- accepted -- violet pricklypear
  Opuntia grahamii Engelm. -- not accepted -- Cholla de Graham, Graham's pricklypear, devil cholla
  Opuntia grosseana F.A.C. Weber ex Rol.-Goss. -- not accepted
  Opuntia guatemalensis Britton & Rose -- not accepted
  Opuntia guatinensis D.R. Hunt -- not accepted
  Opuntia guilanchi Griffiths -- not accepted
  Opuntia halophila Speg. -- not accepted
  Opuntia heacockiae Arp -- not accepted -- Heacock's pricklypear
  Opuntia helleri K. Schum. ex B.L. Rob. -- not accepted
  Opuntia heteromorpha Phil. -- not accepted
  Opuntia hirschii (Backeb.) G.D. Rowley -- not accepted
  Opuntia hitchcockii J.G. Ortega -- not accepted
  Opuntia hondurensis Standl. -- not accepted
  Opuntia howeyi J.A. Purpus -- not accepted
  Opuntia huajuapensis Bravo -- accepted
  Opuntia humifusa (Raf.) Raf. -- accepted -- Nopal del este, devil's-tongue, pricklypear
  Opuntia hyptiacantha F.A.C. Weber -- accepted
  Opuntia ianthinantha (F. Ritter) Iliff -- not accepted
  Opuntia ignescens Vaupel -- not accepted
  Opuntia imbricata (Haw.) DC. -- not accepted -- Cholla coyonoxtle, tree cholla, walkingstick cholla
  Opuntia inaequilateralis A. Berger -- not accepted
  Opuntia inamoena K. Schum. -- not accepted
  Opuntia inaperta (A. Schott ex Griffiths) D.R. Hunt -- not accepted
  Opuntia infesta (F. Ritter) Iliff -- not accepted
  Opuntia insularis A. Stewart -- not accepted
  Opuntia invicta Brandegee -- not accepted
  Opuntia jaliscana Bravo -- not accepted
  Opuntia jamaicensis Britton & Harris -- not accepted
  Opuntia joconostle F.A.C. Weber ex Diguet -- not accepted
  Opuntia karwinskiana Salm-Dyck -- not accepted
  Opuntia kleiniae DC. -- not accepted -- Cholla tasajillo macho, candle cholla, Klein pencil cholla
  Opuntia kunzei Rose -- not accepted -- Cholla abrojo de Arizona, devil's cholla, dogturd cholla
  Opuntia laevis J.M. Coult. -- not accepted
  Opuntia lagopus K. Schum. -- not accepted
  Opuntia lagunae E.M. Baxter -- accepted
  Opuntia larreyi F.A.C. Weber ex J.M. Coult. -- not accepted
  Opuntia lasiacantha Pfeiff. -- accepted
  Opuntia leptocaulis DC. -- not accepted -- Cholla alfilerillo, Christmas cactus, tesajo cactus
  Opuntia leucophaea Phil. -- not accepted
  Opuntia leucotricha DC. -- accepted -- Nopal duraznillo, arborescent pricklypear
  Opuntia lilae Trujillo & Marisela Ponce -- not accepted
  Opuntia limitata (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia lindsayi Rebman -- not accepted
  Opuntia linguiformis Griffiths -- not accepted
  Opuntia littoralis (Engelm.) Cockerell -- accepted -- Nopal del litoral, coastal pricklypear
  Opuntia llanos-de-huanta D.R. Hunt -- not accepted
  Opuntia lloydii Rose -- not accepted
  Opuntia longiareolata Clover & Jotter -- not accepted
  Opuntia longispina Haw. -- not accepted
  Opuntia lutea (Rose) D.R. Hunt -- not accepted
  Opuntia macracantha Griseb. -- not accepted
  Opuntia macrocentra Engelm. -- accepted -- Nopal violaceo, purple pricklypear
  Opuntia macrorhiza Engelm. -- accepted -- Nopal raizudo, twistspine pricklypear, grassland pricklypear, plains twistspine pricklypear
  Opuntia mamillata A. Schott ex Engelm. -- not accepted -- Nopal de mamilas
  Opuntia marenae S.H. Parsons -- not accepted
  Opuntia martiniana (L.D. Benson) B.D. Parfitt -- not accepted -- seashore cactus, coastal pricklypear
  Opuntia megacantha Salm-Dyck -- not accepted -- Nopal espinudo
  Opuntia megapotamica Arechav. -- accepted
  Opuntia megarhiza Rose -- not accepted
  Opuntia megasperma J.T. Howell -- not accepted
  Opuntia microdasys (Lehm.) Pfeiff. -- accepted
  Opuntia microdisca F.A.C. Weber -- not accepted
  Opuntia mieckleyi K. Schum. -- not accepted
  Opuntia millspaughii Britton -- not accepted
  Opuntia minuscula (Backeb.) G.D. Rowley -- not accepted
  Opuntia minuta (Backeb.) Castell. -- not accepted
  Opuntia miquelii Monv. -- not accepted
  Opuntia mistiensis (Backeb.) G.D. Rowley -- not accepted
  Opuntia moelleri A. Berger -- not accepted
  Opuntia mojavensis Engelm. & J.M. Bigelow -- not accepted
  Opuntia molesta Brandegee -- not accepted
  Opuntia molinensis Speg. -- not accepted
  Opuntia monacantha (Willd.) Haw. -- accepted -- common pricklypear
  Opuntia moniliformis (L.) Haw. ex Steud. -- not accepted -- tuna
  Opuntia montevideensis Speg. -- not accepted
  Opuntia munzii C.B. Wolf -- not accepted -- Munz's cholla, Munz cholla
  Opuntia nashii Britton -- not accepted
  Opuntia nejapensis Bravo -- not accepted
  Opuntia neochrysacantha Bravo -- not accepted
  Opuntia nigrispina K. Schum. -- not accepted
  Opuntia nuda (Backeb.) G.D. Rowley -- not accepted
  Opuntia orbiculata Salm-Dyck ex Pfeiff. -- not accepted
  Opuntia oricola Philbrick -- accepted -- Nopal de montańa, chaparral pricklypear
  Opuntia orurensis Cárdenas -- not accepted
  Opuntia ovata Pfeiff. -- not accepted
  Opuntia pachona Griffiths -- not accepted
  Opuntia pachypus K. Schum. -- not accepted
  Opuntia pailana Weing. -- not accepted
  Opuntia palmadora Britton & Rose -- not accepted
  Opuntia paraguayensis K. Schum. -- not accepted
  Opuntia parishii Orcutt -- not accepted -- matted cholla
  Opuntia parryi Engelm. -- not accepted -- Cholla de California, brownspined pricklypear
  Opuntia parviclada S. Arias & Gama -- accepted
  Opuntia penicilligera Speg. -- not accepted
  Opuntia pennellii Britton & Rose -- not accepted
  Opuntia pentlandii Salm-Dyck -- not accepted
  Opuntia phaeacantha Engelm. -- accepted -- Nopal pardo, tulip pricklypear, brownspine pricklypear
  Opuntia picardoi Marn.-Lap. -- not accepted
  Opuntia pilifera F.A.C. Weber -- accepted
  Opuntia pittieri Britton & Rose -- accepted
  Opuntia pituitosa (F. Ritter) Iliff -- not accepted
  Opuntia plumbea Rose -- not accepted -- Nopal enano
  Opuntia polyacantha Haw. -- accepted -- plains pricklypear
  Opuntia prasina Speg. -- not accepted
  Opuntia prolifera Engelm. -- not accepted -- Cholla prolifera, coastal cholla
  Opuntia puberula Pfeiff. -- accepted
  Opuntia pubescens J.C. Wendl. ex Pfeiff. -- accepted
  Opuntia pulchella Engelm. -- not accepted -- sagebrush cholla, sand club cholla, sand cholla
  Opuntia pumila Rose -- 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 pyriformis Rose -- not accepted
  Opuntia pyrrhacantha K. Schum. -- not accepted
  Opuntia pyrrhantha (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia quimilo K. Schum. -- accepted
  Opuntia quitensis F.A.C. Weber -- accepted
  Opuntia rahmeri Phil. -- not accepted
  Opuntia ramosissima Engelm. -- not accepted -- Cholla diamante, branched pencil cholla, diamond cholla, pencil cholla
  Opuntia rastrera F.A.C. Weber -- not accepted
  Opuntia reflexispina Wiggins & Rollins -- not accepted
  Opuntia repens Bello -- accepted -- roving pricklypear
  Opuntia rileyi J.G. Ortega -- not accepted
  Opuntia ritteri A. Berger -- not accepted
  Opuntia robinsonii J.G. Ortega -- accepted
  Opuntia roborensis Cárdenas -- not accepted
  Opuntia robusta H.L. Wendl. ex Pfeiff. -- accepted
  Opuntia rosarica G.E. Linds. -- not accepted
  Opuntia rosea DC. -- not accepted
  Opuntia rossiana (Heinrich & Backeb.) D.R. Hunt -- not accepted
  Opuntia rubescens Salm-Dyck ex DC. -- not accepted -- sour pricklypear
  Opuntia rufida Engelm. -- accepted -- Nopal rojizo, blind pricklypear
  Opuntia rutila Nutt. -- not accepted
  Opuntia salagria A. Cast. -- not accepted
  Opuntia salmiana J. Parm. ex Pfeiff. -- accepted
  Opuntia salvadorensis Britton & Rose -- not accepted
  Opuntia sanctae-barbarae D.R. Hunt -- not accepted
  Opuntia sanguinea Proctor -- accepted
  Opuntia santa-rita (Griffiths & Hare) Rose -- accepted -- Santa Rita pricklypear
  Opuntia santamaria (E.M. Baxter) Wiggins -- not accepted
  Opuntia saxatilis (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia saxicola J.T. Howell -- not accepted
  Opuntia scheeri F.A.C. Weber -- accepted
  Opuntia schickendantzii F.A.C. Weber -- accepted
  Opuntia schottii Engelm. -- not accepted -- Cholla abrojo de Texas, dog cholla, dog cactus
  Opuntia schumannii F.A.C. Weber ex A. Berger -- accepted
  Opuntia securigera Borg -- not accepted
  Opuntia shaferi Britton & Rose -- not accepted
  Opuntia silvestris Backeb. -- not accepted
  Opuntia soederstromiana Britton & Rose -- accepted
  Opuntia soehrensii Britton & Rose -- not accepted
  Opuntia sphaerica C.F. Först. -- not accepted
  Opuntia sphaerocarpa Engelm. & J.M. Bigelow -- not accepted
  Opuntia spinosior (Engelm.) Toumey -- not accepted -- Cholla tasajillo de Arizona, walkingstick cactus, cane cholla
  Opuntia spinosissima Mill. -- not accepted -- semaphore pricklypear
  Opuntia spinulifera Salm-Dyck -- not accepted
  Opuntia spraguei J.G. Ortega -- 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 subsphaerocarpa Speg. -- not accepted
  Opuntia subterranea R.E. Fr. -- not accepted
  Opuntia subulata Engelm. -- not accepted
  Opuntia sulphurea G. Don ex Loudon -- accepted
  Opuntia sulphurea ssp. brachyacantha (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia sulphurea ssp. spinibarbis (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia superbospina Griffiths -- not accepted -- Kingman pricklypear
  Opuntia tapona Engelm. ex J.M. Coult. -- not accepted
  Opuntia tarapacana Phil. -- not accepted
  Opuntia taylorii Britton & Rose -- accepted
  Opuntia tehuacana S. Arias & U. Guzmán -- accepted
  Opuntia tehuantepecana (Bravo) Bravo -- accepted
  Opuntia tenuiflora Small -- not accepted
  Opuntia tesajo Engelm. ex J.M. Coult. -- not accepted
  Opuntia thurberi Engelm. -- not accepted
  Opuntia ticnamarensis (F. Ritter) D.R. Hunt -- not accepted
  Opuntia tomentella A. Berger -- not accepted
  Opuntia tomentosa Salm-Dyck -- accepted -- Nopal chamacuerito, woollyjoint pricklypear
  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 tumida (F. Ritter) D.R. Hunt -- not accepted
  Opuntia tuna (L.) Mill. -- accepted -- elephantear pricklypear
  Opuntia tunicata (Lehm.) Link & Otto -- not accepted -- Cholla clavellina, thistle cholla, abrojo
  Opuntia turbinata Small -- not accepted
  Opuntia undulata Griffiths -- not accepted
  Opuntia unguispina Backeb. -- 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 vestita Salm-Dyck -- not accepted
  Opuntia vilis Rose -- not accepted
  Opuntia viridirubra (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia viridirubra ssp. rubrogemmia (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia vitelliniflora (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia vitelliniflora ssp. interjecta (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia vitelliniflora ssp. vitelliniflora (F. Ritter) P.J. Braun & Esteves -- not accepted
  Opuntia wagenknechtii (F. Ritter) D.R. Hunt -- not accepted
  Opuntia weberi Speg. -- not accepted
  Opuntia werneri Eggli -- not accepted
  Opuntia wetmorei Britton & Rose -- not accepted
  Opuntia whipplei Engelm. & J.M. Bigelow -- not accepted -- Whipple's cholla
  Opuntia wigginsii L.D. Benson -- not accepted -- Wiggins' cholla, Wiggin's cholla
  Opuntia wilcoxii Britton & Rose -- accepted
  Opuntia wolfei (L.D. Benson) M.A. Baker -- not accepted
  Opuntia wootonii Griffiths -- not accepted
  Opuntia X aequatorialis Britton & Rose (pro sp.) -- accepted
  Opuntia X bernichiana hort. -- not accepted
  Opuntia X columbiana Griffiths (pro sp.) -- accepted
  Opuntia X congesta Griffiths (pro sp.) -- not accepted
  Opuntia X cubensis Britton & Rose (pro sp.) -- accepted -- bullsuckers
  Opuntia X curvispina Griffiths (pro sp.) -- accepted
  Opuntia X ellisiana Griffiths (pro sp.) -- not accepted -- tigertongue
  Opuntia X fosbergii C.B. Wolf (pro sp.) -- not accepted
  Opuntia X kelvinensis V.E. Grant & K.A. Grant (pro sp.) -- not accepted -- Kelvin's pricklypear
  Opuntia X lucayana Britton (pro sp.) -- accepted
  Opuntia X multigeniculata Clokey (pro sp.) -- not accepted -- Blue Diamond cholla
  Opuntia X neoarbuscula Griffiths (pro sp.) -- not accepted
  Opuntia X quipa F.A.C. Weber (pro sp.) -- not accepted
  Opuntia X spinosibacca M.S. Anthony (pro sp.) -- accepted -- pricklypear
  Opuntia X tetracantha Toumey (pro sp.) -- not accepted -- Tucson 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 vivipara Rose (pro sp.) -- not accepted
  Opuntia yanganucensis (Rauh & Backeb.) G.D. Rowley -- not accepted
  Opuntia zehnderi (Rauh & Backeb.) G.D. Rowley -- not accepted
  Oreocereus celsianus (Salm-Dyck) A. Berger ex Riccob. -- accepted
  Oreocereus doelzianus (Backeb.) Borg -- accepted
  Oreocereus hempelianus (Gürke) D.R. Hunt -- accepted
  Oreocereus leucotrichus (Phil.) B. Wagenkn. -- accepted
  Oreocereus pseudofossulatus D.R. Hunt -- accepted
  Oreocereus ritteri Cullmann -- not accepted
  Oreocereus tacnaensis F. Ritter -- not accepted
  Oreocereus trollii Kupper -- accepted
  Oreocereus varicolor Backeb. -- not accepted
  Oreomunnea pterocarpa Oerst. -- accepted
  Oroya borchersii (Boed.) Backeb. -- accepted
  Oroya peruviana (K. Schum.) Britton & Rose -- accepted
  Ortegocactus macdougallii Alexander -- 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 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 pringlei (S. Watson) Britton & Rose -- accepted
  Pachycereus schottii (Engelm.) D.R. Hunt -- accepted -- senita cactus
  Pachycereus weberi (J.M. Coult.) Backeb. -- accepted
  Pachypodium Lindl. -- accepted
  Pachypodium ambongense Boiss. -- accepted
  Pachypodium baronii Constantin & Bois -- accepted
  Pachypodium baronii var. windsorii (Poiss.) Pichon -- not accepted
  Pachypodium bispinosum A. DC. -- accepted
  Pachypodium brevicaule Baker -- accepted
  Pachypodium decaryi Poiss. -- accepted
  Pachypodium densiflorum Baker -- accepted
  Pachypodium eburneum Lavranos & Rapan. -- accepted
  Pachypodium geayi Constantin & Bois -- accepted
  Pachypodium horombense Poiss. -- accepted
  Pachypodium inopinatum Lavranos -- accepted
  Pachypodium lamerei Drake -- accepted
  Pachypodium lealii Welw. -- accepted
  Pachypodium lealii ssp. lealii Welw. -- not accepted
  Pachypodium lealii ssp. saundersii (N.E.Br.) G.D.Rowley -- not accepted
  Pachypodium menabeum Leandri -- not accepted
  Pachypodium mikea Lüthy -- accepted
  Pachypodium namaquanum (Wyley ex Harv.) Welw. -- accepted
  Pachypodium rosulatum Baker -- accepted
  Pachypodium rosulatum ssp. bemaharense Lüthy & Lavranos -- accepted
  Pachypodium rosulatum ssp. bicolor (Lavranos & Rapan.) Lüthy -- accepted
  Pachypodium rosulatum ssp. cactipes (K.Schum.) Lüthy -- accepted
  Pachypodium rosulatum ssp. gracilius (H.Perrier) Lüthy -- accepted
  Pachypodium rosulatum ssp. makayense (Lavranos) Lüthy -- accepted
  Pachypodium rosulatum ssp. rostulatum Baker -- accepted
  Pachypodium rutenbergianum Vatke -- accepted
  Pachypodium sofiense (Poiss.) H. Perrier -- accepted
  Pachypodium succulentum (L. f.) A. DC. -- accepted
  Pachypodium X hojnyi Halda -- accepted
  Parodia alacriportana Backeb. & Voll -- accepted
  Parodia alacriportana ssp. alacriportana Backeb. & Voll -- not 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 allosiphon (Marchesi) N.P. Taylor -- accepted
  Parodia arnostiana (Lisal & Kolarik) Hofacker -- accepted
  Parodia aureicentra Backeb. -- accepted
  Parodia ayopayana Cárdenas -- accepted
  Parodia buiningii (Buxb.) N.P. Taylor -- accepted
  Parodia carambeiensis (Buining & Brederoo) Hofacker -- accepted
  Parodia chrysacanthion (K. Schum.) Backeb. -- accepted
  Parodia columnaris Cárdenas -- accepted
  Parodia comarapana Cárdenas -- accepted
  Parodia commutans F. Ritter -- accepted
  Parodia concinna (Monv.) N.P. Taylor -- accepted
  Parodia concinna ssp. agnetae (Vliet) Hofacker -- not accepted
  Parodia concinna ssp. blauuwiana (Vliet) Hofacker -- not accepted
  Parodia concinna ssp. concinna (Monv.) N.P. Taylor -- not accepted
  Parodia crassigibba (F. Ritter) N.P. Taylor -- accepted
  Parodia curvispina (F. Ritter) D.R. Hunt -- not accepted
  Parodia erinacea (Haw.) N.P. Taylor -- accepted
  Parodia erubescens (Osten) D.R. Hunt -- not accepted
  Parodia formosa F. Ritter -- accepted
  Parodia fusca (F. Ritter) Rogoz. & P.J. Braun -- accepted
  Parodia haselbergii (Haage ex Rümpler) F.H. Brandt -- accepted
  Parodia haselbergii ssp. graessneri (K.Schum. ) Hofacker & P.J. Braun -- accepted
  Parodia haselbergii ssp. haselbergii (Haage ex Rümpler) F.H. Brandt -- accepted
  Parodia hausteiniana Rausch -- accepted
  Parodia herteri (Werderm.) N.P. Taylor -- accepted
  Parodia horstii (F. Ritter) N.P. Taylor -- accepted
  Parodia langsdorfii (Lehm.) D.R. Hunt -- not accepted
  Parodia leninghausii (F. Haage) F.H. Brandt -- accepted
  Parodia linkii (Lehm.) R. Kiesling -- accepted
  Parodia maassii (Heese) A. Berger -- accepted
  Parodia magnifica (F. Ritter) F.H. Brandt -- accepted
  Parodia mammulosa (Lem.) N.P. Taylor -- accepted
  Parodia mammulosa ssp. brasiliensis (Havlícek) Hofacker -- not accepted
  Parodia mammulosa ssp. erythracantha (H. Schloss. & Brederoo) Hofacker -- not accepted
  Parodia mammulosa ssp. eugeniae (Vliet) Hofacker -- not accepted
  Parodia mammulosa ssp. mammulosa (Lem.) N.P. Taylor -- not accepted
  Parodia mammulosa ssp. submammulosa (Lem.) Hofacker -- not accepted
  Parodia meonacantha (Prestlé) Hofacker -- 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 mueller-melchersii (Backeb.) N.P. Taylor -- accepted
  Parodia mueller-melchersii ssp. gutierrezii (W.R. Abraham) Hofacker -- not accepted
  Parodia mueller-melchersii ssp. mueller-melchersii (Backeb.) N.P. Taylor -- not accepted
  Parodia mueller-melchersii ssp. winkleri (Vliet) Hofacker -- not accepted
  Parodia muricata (Otto ex Pfeiff.) Hofacker -- accepted
  Parodia neoarechavaletae (Havlícek) 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 ocampoi Cárdenas -- 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 oxycostata (Buining & Brederoo) Hofacker -- accepted
  Parodia oxycostata ssp. gracilis (F. Ritter) Hofacker -- accepted
  Parodia oxycostata ssp. oxycostata (Buining & Brederoo) Hofacker -- accepted
  Parodia penicillata Fechser & Steeg -- accepted
  Parodia permutata (F. Ritter) Hofacker -- not accepted
  Parodia procera F. Ritter -- accepted
  Parodia rechensis (Buining) F.H. Brandt -- accepted
  Parodia ritteri Buining -- accepted
  Parodia rudibuenekeri (W.R. Abraham) Rogoz. & P.J. Braun -- accepted
  Parodia rudibuenekeri ssp. glomerata (Menges ex N. Gerloff) Hofacker -- not accepted
  Parodia rudibuenekeri ssp. rudibuenekeri (W.R. Abraham) Rogoz. & P.J. Braun -- not accepted
  Parodia rutilans (Daniker & Krainz) N.P. Taylor -- not accepted
  Parodia rutilans ssp. rutilans (Daniker & Krainz) N.P. Taylor -- not accepted
  Parodia rutilans ssp. veeniana (Vliet) Hofacker -- not accepted
  Parodia saint-pieana 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 sellowii (Link & Otto) D.R. Hunt -- not accepted
  Parodia stockingeri (Prestlé) Rogoz. & P.J. Braun -- accepted
  Parodia stuemeri (Werderm.) Backeb. -- accepted
  Parodia subterrranea F. Ritter -- not accepted
  Parodia tabularis (Cels ex Rümpler) D.R. Hunt -- not accepted
  Parodia tabularis ssp. bommeljei (Vliet) Hofacker -- not accepted
  Parodia tabularis ssp. tabularis (Cels ex Rümpler) D.R. Hunt -- not accepted
  Parodia taratensis Cárdenas -- accepted
  Parodia tenuicylindrica (F. Ritter) D.R. Hunt -- accepted
  Parodia tilcarensis (Werderm. & Backeb.) Backeb. -- not accepted
  Parodia tuberculata Cárdenas -- accepted
  Parodia turbinata (Arechav.) Hofacker -- accepted
  Parodia turecekiana R. Kiesling -- accepted
  Parodia warasii (F. Ritter) F.H. Brandt -- accepted
  Parodia werdermanniana (Herter) N.P. Taylor -- accepted
  Parodia werneri Hofacker -- not accepted
  Parodia werneri ssp. pleicephala (N. Gerloff & Königs) Hofacker -- not accepted
  Parodia werneri ssp. werneri Hofacker -- not accepted
  Pediocactus bradyi L.D. Benson -- accepted -- Brady's hedgehog cactus, Brady's pediocactus, Brady's pincushion cactus
  Pediocactus bradyi ssp. bradyi L.D. Benson -- not accepted
  Pediocactus bradyi ssp. despainii (S.L. Welsh & Goodrich) Hochstätter -- not accepted
  Pediocactus bradyi ssp. winkleri (K.D. Heil) Hochstätter -- not accepted
  Pediocactus hermannii W.T. Marshall -- not accepted
  Pediocactus knowltonii L.D. Benson -- accepted -- Knowlton's miniature cactus, Knowlton's cactus
  Pediocactus nigrispinus (Hochstätter) Hochstätter -- accepted
  Pediocactus nigrispinus ssp. beastonii (Hochstätter) Hochstätter -- not accepted
  Pediocactus nigrispinus ssp. nigrispinus (Hochstätter) Hochstätter -- not accepted
  Pediocactus nigrispinus ssp. puebloensis Hochstätter -- not accepted
  Pediocactus paradinei B.W. Benson -- accepted -- Kaibab pediocactus, park hedgehog cactus, Kaibab plains cactus
  Pediocactus peeblesianus (Croizat) L.D. Benson -- accepted -- Peebles' Navajo cactus, Peebles' pediocactus, Navajo pincushion cactus
  Pediocactus peeblesianus var. fickeiseniae (Backeb.) L.D. Benson -- not accepted -- Fickeisen's pediocactus, Navajo pincushion cactus, Fickeisen plains cactus
  Pediocactus peeblesianus var. peeblesianus (Croizat) L.D. Benson -- not accepted -- Navajo pincushion cactus, Peebles Navajo cactus
  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.) Hochstätter -- not accepted
  Pediocactus simpsonii ssp. idahoensis Hochstätter -- not accepted
  Pediocactus simpsonii ssp. indranus (Hochstätter) Hochstätter -- not accepted
  Pediocactus simpsonii ssp. robustior (J.M. Coult.) Hochstätter -- not accepted
  Pediocactus simpsonii ssp. simpsonii (Engelm.) Britton & Rose -- not accepted
  Pelecyphora Ehrenb. -- accepted
  Pelecyphora aselliformis Ehrenb. -- accepted
  Pelecyphora strobiliformis (Werderm.) Kreuz. -- accepted
  Peniocereus castellae Sánchez-Mej. -- accepted
  Peniocereus cuixmalensis Sánchez-Mej. -- accepted
  Peniocereus fosterianus Cutak -- accepted
  Peniocereus greggii (Engelm.) Britton & Rose -- accepted -- nightblooming cereus
  Peniocereus hirschtianus (K. Schum.) D.R. Hunt -- accepted
  Peniocereus johnstonii Britton & Rose -- accepted
  Peniocereus lazaro-cardenasii (J.L. Contr., J. Jiménez Ram., Sánchez-Mej. & C.A. Toledo) D.R. Hunt -- accepted
  Peniocereus macdougallii Cutak -- accepted
  Peniocereus maculatus (Weing.) Cutak -- accepted
  Peniocereus marianus (Gentry) Sánchez-Mej. -- accepted
  Peniocereus oaxacensis (Britton & Rose) D.R. Hunt -- accepted
  Peniocereus occidentalis Bravo -- accepted
  Peniocereus rosei J.G. Ortega -- accepted
  Peniocereus serpentinus (Lag. & Rodr.) N.P. Taylor -- accepted
  Peniocereus striatus (Brandegee) Buxb. -- accepted -- gearstem cactus
  Peniocereus tepalcatepecanus Sánchez-Mej. -- accepted
  Peniocereus viperinus (F.A.C. Weber) Buxb. -- accepted
  Peniocereus zopilotensis (J. Meyrán) Buxb. -- accepted
  Pericopsis elata (Harms) Meeuwen -- accepted
  Pilosocereus albisummus P.J. Braun & Esteves -- accepted
  Pilosocereus alensis (F.A.C. Weber ex Rol.-Goss.) Byles & G.D. Rowley -- accepted
  Pilosocereus arrabidae (Lem.) Byles & G.D. Rowley -- accepted
  Pilosocereus aureispinus (Buining & Brederoo) F. Ritter -- 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 azulensis N.P. Taylor & Zappi -- accepted
  Pilosocereus brasiliensis (Britton & Rose) Backeb. -- accepted
  Pilosocereus brasiliensis ssp. brasiliensis (Britton & Rose) Backeb. -- accepted
  Pilosocereus brasiliensis ssp. ruschianus (Buining & Brederoo) Zappi -- accepted
  Pilosocereus catingicola (Gürke) Byles & G.D. Rowley -- accepted
  Pilosocereus catingicola ssp. catingicola (Gürke) Byles & G.D. Rowley -- accepted
  Pilosocereus catingicola ssp. salvadorensis (Werderm.) Zappi -- accepted
  Pilosocereus chrysacanthus (F.A.C. Weber) Byles & G.D. Rowley -- accepted
  Pilosocereus chrysostele (Vaupel) Byles & G.D. Rowley -- accepted
  Pilosocereus densiareolatus F. Ritter -- accepted
  Pilosocereus diersianus (Esteves) P.J. Braun & Esteves -- accepted
  Pilosocereus flavipulvinatus (Buining & Brederoo) F. Ritter -- 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. rosae (P.J. Braun) Zappi -- accepted
  Pilosocereus glaucochrous (Werderm.) Byles & G.D. Rowley -- 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 lanuginosus (L.) Byles & G.D. Rowley -- accepted
  Pilosocereus leucocephalus (Poselg.) Byles & G.D. Rowley -- accepted
  Pilosocereus machrisii (E.Y. Dawson) Backeb. -- accepted
  Pilosocereus magnificus (Buining & Brederoo) F. Ritter -- accepted
  Pilosocereus multicostatus F. Ritter -- accepted
  Pilosocereus oligolepis (Vapel) Byles & G.D. Rowley -- accepted
  Pilosocereus pachycladus F. Ritter -- accepted
  Pilosocereus pachycladus ssp. pachycladus F. Ritter -- accepted
  Pilosocereus pachycladus ssp. pernambucoensis (F. Ritter) Zappi -- 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 piauhyensis (Gürke) Byles & G.D. Rowley -- accepted
  Pilosocereus polygonus (Lam.) Byles & G.D. Rowley -- accepted
  Pilosocereus purpusii (Britton & Rose) Byles & G.D. Rowley -- accepted
  Pilosocereus quadricentralis (E.Y. Dawson) Backeb. -- accepted
  Pilosocereus royenii (L.) Byles & G.D. Rowley -- accepted -- Royen's tree cactus
  Pilosocereus tuberculatus (Werderm.) Byles & G.D. Rowley -- accepted
  Pilosocereus ulei (K. Schum.) Byles & G.D. Rowley -- accepted
  Pilosocereus vilaboensis (Diers & Esteves) P.J. Braun & Esteves -- accepted
  Pilosocereus X subsimilis Rizzini & A. Mattos -- accepted
  Platymiscium pleiostachyum Donn. Sm. -- accepted
  Podophyllum hexandrum Royle -- accepted -- Himalayan mayapple
  Polaskia chende (Rol.-Goss.) A.C. Gibson & K.E. Horak -- accepted
  Polaskia chichipe (Rol.-Goss.) Backeb. -- 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 saxicola (Morong) N.P. Taylor -- accepted
  Pseudoacanthocereus brasiliensis (Britton & Rose) F. Ritter -- accepted
  Pseudoacanthocereus sicariguensis (Croizat & Tamayo) N.P. Taylor -- accepted
  Pseudorhipsalis acuminata Cufod. -- accepted
  Pseudorhipsalis alata (Sw.) Britton & Rose -- accepted
  Pseudorhipsalis himantoclada (Rol.-Goss.) Britton & Rose -- accepted
  Pseudorhipsalis horichii (Kimnach) Barthlott -- not accepted
  Pseudorhipsalis lankesteri (Kimnach) Barthlott -- accepted
  Pseudorhipsalis ramulosa (Salm-Dyck) Barthlott -- accepted
  Pterocactus araucanus A. Cast. -- accepted
  Pterocactus australis (F.A.C. Weber) Backeb. -- accepted
  Pterocactus fischeri Britton & Rose -- accepted
  Pterocactus gonjianii R. Kiesling -- accepted
  Pterocactus hickenii Britton & Rose -- accepted
  Pterocactus megliolii R. Kiesling -- accepted
  Pterocactus reticulatus R. Kiesling -- accepted
  Pterocactus tuberosus (Pfeiff.) Britton & Rose -- accepted
  Pterocactus valentinii Speg. -- not accepted
  Pterocarpus santalinus L. f. -- accepted -- red sandalwood
  Pygmaeocereus bieblii Diers -- accepted
  Pygmaeocereus bylesianus Andreae & Backeb. -- accepted
  Pygmaeocereus familiaris F. Ritter -- not accepted
  Rauhocereus riosaniensis Backeb. -- accepted
  Rauhocereus riosaniensis ssp. jaenensis (Rauh ex Backeb.) Ostolaza -- accepted
  Rauhocereus riosaniensis ssp. riosaniensis Backeb. -- accepted
  Rauvolfia serpentina (L.) Benth. ex Kurz -- accepted -- snakewood, serpentine wood
  Rebutia albiflora F. Ritter & Buining -- not accepted
  Rebutia albopectinata Rausch -- accepted
  Rebutia arenacea Cárdenas -- accepted
  Rebutia aureiflora Backeb. -- not accepted
  Rebutia brunescens Rausch -- not accepted
  Rebutia caineana Cárdenas -- not accepted
  Rebutia canigueralii Cárdenas -- accepted
  Rebutia canigueralii ssp. canigueralii Cárdenas -- not accepted
  Rebutia canigueralii ssp. crispata (Rausch) Donald ex D.R. Hunt -- not accepted
  Rebutia canigueralii ssp. pulchra (Cárdenas) Donald ex D.R. Hunt -- not accepted
  Rebutia cardenasiana (R. Vásquez) G. Navarro -- accepted
  Rebutia cylindrica (Donald & A.B. Lau) D.R. Hunt -- accepted
  Rebutia deminuta (F.A.C. Weber) Britton & Rose -- accepted
  Rebutia einsteinii Fric -- accepted
  Rebutia fabrisii Rausch -- accepted
  Rebutia fidaiana (Backeb.) D.R. Hunt -- not accepted
  Rebutia fidaiana ssp. cintiensis (Cárdenas) D.R. Hunt -- not accepted
  Rebutia fidaiana ssp. fidaiana (Backeb.) D.R. Hunt -- not accepted
  Rebutia fiebrigii (Gürke) Britton & Rose -- accepted
  Rebutia flavistyla F. Ritter -- not accepted
  Rebutia fulviseta Rausch -- not accepted
  Rebutia gonjianii R. Kiesling -- not accepted
  Rebutia heliosa Rausch -- accepted
  Rebutia huasiensis Rausch -- not accepted
  Rebutia leucanthema Rausch -- not accepted
  Rebutia marsoneri Werderm. -- 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 narvaecensis (Cárdenas) Donald -- not accepted
  Rebutia neocumingii (Backeb.) D.R. Hunt -- accepted
  Rebutia neocumingii ssp. neocumingii (Backeb.) D.R. Hunt -- accepted
  Rebutia neocumingii ssp. pilcomayensis (Cárdenas) D.R. Hunt -- not 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 oligacantha (F.H. Brandt) D.R. Hunt -- accepted
  Rebutia padcayensis Rausch -- accepted
  Rebutia perplexa Donald -- not accepted
  Rebutia pseudodeminuta Backeb. -- not accepted
  Rebutia pulvinosa F. Ritter & Buining -- accepted
  Rebutia pygmaea (R.E. Fr.) Britton & Rose -- accepted
  Rebutia ritteri (Wessner) Buining & Donald -- accepted
  Rebutia simoniana Rausch -- not accepted
  Rebutia spegazziniana Backeb. -- not accepted
  Rebutia spinosissima Backeb. -- not accepted
  Rebutia steinbachii Werderm. -- accepted
  Rebutia steinbachii ssp. kruegeri (Cárdenas) D.R. Hunt -- not accepted
  Rebutia steinbachii ssp. steinbachii Werderm. -- accepted
  Rebutia steinbachii ssp. tiraquensis (Cárdenas) D.R. Hunt -- accepted
  Rebutia steinbachii ssp. verticillacantha (F. Ritter) D.R. Hunt -- accepted
  Rebutia steinmannii (Solms) Britton & Rose -- accepted
  Rebutia wessneriana Bewer. -- not accepted
  Rebutia xanthocarpa Backeb. -- 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. erythrocarpa (K. Schum.) Barthlott -- 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 burchellii Britton & Rose -- accepted
  Rhipsalis campos-portoana Loefgr. -- accepted
  Rhipsalis cereoides (Backeb. & Voll) Backeb. -- accepted
  Rhipsalis cereuscula Haw. -- accepted
  Rhipsalis clavata F.A.C. Weber -- accepted
  Rhipsalis crispata Pfeiff. -- accepted
  Rhipsalis cuneata Britton & Rose -- accepted
  Rhipsalis dissimilis (G. Lindb.) K. Schum. -- accepted
  Rhipsalis elliptica G. Lindb. ex K. Schum. -- accepted
  Rhipsalis ewaldiana Barthlott & N.P. Taylor -- 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 goebeliana Backeb. -- not accepted
  Rhipsalis grandiflora Haw. -- accepted
  Rhipsalis hoelleri Barthlott & N.P. Taylor -- accepted
  Rhipsalis juengeri Barthlott & N.P. Taylor -- accepted
  Rhipsalis lindbergiana K. Schum. -- accepted
  Rhipsalis mesembryanthemoides Haw. -- accepted
  Rhipsalis mesembryanthoides Haw. -- not accepted
  Rhipsalis micrantha DC. -- 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 pacheco-leonis ssp. pacheco-leonis Loefgr. -- 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 pentaptera A. Dietr. -- accepted
  Rhipsalis pilocarpa Loefgr. -- accepted
  Rhipsalis pulchra Loefgr. -- accepted
  Rhipsalis puniceodiscus G. Lindb. -- accepted
  Rhipsalis russellii Britton & Rose -- accepted
  Rhipsalis sulcata F.A.C. Weber -- accepted
  Rhipsalis teres Steud. -- accepted
  Rhipsalis trigona Pfeiff. -- accepted
  Samaipaticereus corroanus Cárdenas -- accepted
  Sarracenia L. -- accepted -- pitcherplant
  Sarracenia alata (Alph. Wood) Alph. Wood -- accepted -- pitcherplant, winged pitcherplant, pale pitcherplant, yellow trumpets
  Sarracenia flava L. -- accepted -- yellow pitcherplant
  Sarracenia flava var. atropurpurea (Bull) Bell -- accepted
  Sarracenia flava var. cuprea D.E. Schnell -- accepted
  Sarracenia flava var. flava L. -- accepted
  Sarracenia flava var. maxima Bull ex Mast. -- accepted
  Sarracenia flava var. ornata Bull ex Mast. -- accepted
  Sarracenia flava var. rubricorpora D.E. Schnell -- accepted
  Sarracenia flava var. rugelii (Shuttlew. ex A. DC.) Mast. -- accepted
  Sarracenia leucophylla Raf. -- accepted -- white-top pitcherplant, crimson pitcherplant
  Sarracenia minor Walter -- accepted -- hooded pitcherplant, spotted pitcherplant
  Sarracenia oreophila Wherry -- accepted -- green pitcher-plant, green pitcherplant
  Sarracenia psittacina Michx. -- accepted -- parrot pitcherplant
  Sarracenia purpurea L. -- accepted -- pitcherplant, purple pitcherplant, sidesaddle-flower, frog's-britches, huntsman's-horns
  Sarracenia purpurea f. heterophylla (Eaton) Fernald -- accepted
  Sarracenia purpurea f. luteola Hanrahan & James M. Mill. -- not accepted
  Sarracenia purpurea ssp. purpurea L. -- accepted -- purple pitcherplant
  Sarracenia purpurea ssp. venosa (Raf.) Wherry -- accepted -- purple pitcherplant
  Sarracenia purpurea var. burkii D.E. Schnell -- not accepted -- purple pitcherplant
  Sarracenia purpurea var. montana D.E. Schnell & Determann -- not accepted -- purple pitcherplant
  Sarracenia rubra Walter -- accepted -- sweet pitcherplant, red pitcherplant
  Sarracenia rubra ssp. alabamensis D.E. Schnell -- not accepted -- Alabama canebrake pitcherplant, Alabama pitcherplant, Alabama canebrake pitcher-plant
  Sarracenia rubra ssp. gulfensis D.E. Schnell -- accepted -- Gulf pitcherplant, Gulf Coast red pitcherplant
  Sarracenia rubra ssp. jonesii (Wherry) Wherry -- not accepted -- mountain sweet pitcherplant, Jones' pitcherplant, mountain sweet pitcher plant
  Sarracenia rubra ssp. rubra Walter -- accepted -- sweet pitcherplant
  Sarracenia rubra ssp. wherryi D.E. Schnell -- not accepted -- Wherry's pitcherplant
  Sarracenia X ahlesii C.R. Bell & Case -- accepted -- Ahles' pitcherplant
  Sarracenia X areolata Macfarl. (pro sp.) -- accepted -- pitcherplant
  Sarracenia X catesbaei Elliott (pro sp.) -- accepted -- Catesby's pitcherplant
  Sarracenia X chelsonii Mast. -- accepted -- Chelson's pitcherplant
  Sarracenia X courtii hort. ex Mast. -- accepted -- Court's pitcherplant
  Sarracenia X excellens G. Nicholson (pro sp.) -- not accepted -- pitcherplant
  Sarracenia X exornata S.G. (pro sp.) -- accepted -- pitcherplant
  Sarracenia X farnhamii hort. -- not accepted
  Sarracenia X formosa H.J. Veitch ex Mast. -- accepted -- pitcherplant
  Sarracenia X gilpinii C.R. Bell & Case -- accepted -- Gilpin's pitcherplant
  Sarracenia X harperi C.R. Bell -- accepted -- Harper's pitcherplant
  Sarracenia X mitchelliana G. Nicholson (pro sp.) -- accepted -- Mitchell's pitcherplant
  Sarracenia X moorei Mast. -- accepted -- Moore's pitcherplant
  Sarracenia X popei hort. ex Mast. (pro sp.) -- accepted -- Pope's pitcherplant
  Sarracenia X readii C.R. Bell -- not accepted -- Read's pitcherplant
  Sarracenia X rehderi C.R. Bell -- accepted -- Rehder's pitcherplant
  Sarracenia X swaniana hort. ex Rob. (pro sp.) -- accepted -- Swan's pitcherplant
  Sarracenia X wrigleyana S.G. (pro sp.) -- accepted -- Wrigley's pitcherplant
  Schlumbergera kautskyi (Horobin & McMillan) N.P. Taylor -- accepted
  Schlumbergera microsphaerica (K. Schum.) Hoevel -- accepted
  Schlumbergera microsphaerica ssp. candida (Loefgr.) D.R. Hunt -- not accepted
  Schlumbergera microsphaerica ssp. microsphaerica (K. Schum.) Hoevel -- not accepted
  Schlumbergera opuntioides (Loefgr. & Dusén) D.R. Hunt -- accepted
  Schlumbergera orssichiana Barthlott & McMillan -- accepted
  Schlumbergera russelliana (Hook.) Britton & Rose -- accepted
  Schlumbergera truncata (Haw.) Moran -- accepted -- false Christmas cactus
  Schlumbergera X buckleyi (T. Moore) Tjaden -- not accepted
  Schlumbergera X exotica Barthlott & Rauh -- not accepted
  Schlumbergera X reginae McMillan & Orssich -- not accepted
  Sclerocactus brevihamatus (Engelm.) D.R. Hunt -- accepted -- shorthook fishhook cactus
  Sclerocactus brevihamatus ssp. brevihamatus (Engelm.) D.R. Hunt -- accepted
  Sclerocactus brevihamatus ssp. tobuschii (W.T. Marshall) N.P. Taylor -- accepted -- shorthook 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 glaucus (K. Schum.) L.D. Benson -- accepted -- Uinta Basin hookless cactus, Colorado hookless cactus
  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 Hochstätter -- 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) Hochstätter -- not accepted
  Sclerocactus parviflorus ssp. intermedius (Peebles) K.D. Heil & J.M. Porter -- not accepted -- intermediate fishhook cactus
  Sclerocactus parviflorus ssp. parviflorus Clover & Jotter -- not accepted -- smallflower fishhook cactus
  Sclerocactus parviflorus ssp. terrae-canyonae (K.D. Heil) K.D. Heil & J.M. Porter -- not accepted
  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. pubispinus (Engelm.) 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 spinosior ssp. blainei (S.L. Welsh & K.H. Thorne) Hochstätter -- not accepted
  Sclerocactus spinosior ssp. spinosior (Engelm.) D. Woodruff & L.D. Benson -- not accepted
  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 uncinatus ssp. wrightii (Engelm.) 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 whipplei (Engelm. & J.M. Bigelow) Britton & Rose -- accepted -- Whipple's fishhook cactus
  Sclerocactus whipplei ssp. busekii (K.D. Heil & J.M. Porter) Hochstätter -- not accepted
  Sclerocactus whipplei ssp. whipplei (Engelm. & J.M. Bigelow) Britton & Rose -- not accepted
  Sclerocactus wrightiae L.D. Benson -- accepted -- Wright's fishhook cactus
  Selenicereus anthonyanus (Alexander) D.R. Hunt -- accepted
  Selenicereus atropilosus Kimnach -- accepted
  Selenicereus boeckmannii (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 grandiflorus (L.) Britton & Rose -- accepted -- queen of the night, Pitayita-nocturna reina de la noche
  Selenicereus hamatus (Scheidw.) Britton & Rose -- accepted
  Selenicereus hondurensis (K. Schum. ex Weing) Britton & Rose -- not accepted
  Selenicereus inermis (Otto) Britton & Rose -- accepted
  Selenicereus innesii Kimnach -- not accepted
  Selenicereus macdonaldiae (Hook.) Britton & Rose -- not accepted
  Selenicereus megalanthus (K. Schum. ex Vaupel) Moran -- not accepted
  Selenicereus murrillii Britton & Rose -- accepted
  Selenicereus nelsonii (Weing.) Britton & Rose -- accepted
  Selenicereus pteranthus (Link ex A. Dietr.) Britton & Rose -- accepted -- princess of the night, Pitayita-nocturna flor de la noche
  Selenicereus setaceus (Salm-Dyck ex DC.) Werderm. -- not accepted
  Selenicereus spinulosus (DC.) Britton & Rose -- accepted -- vinelike moonlight cactus, Pitayita-nocturna espinosa, nightblooming cereus
  Selenicereus testudo (Karw. ex Zucc.) Buxb. -- not accepted
  Selenicereus tricae D.R. Hunt -- not accepted
  Selenicereus urbanianus (Gürke & Weing.) Britton & Rose -- not accepted
  Selenicereus vagans (Brandegee) Britton & Rose -- accepted
  Selenicereus validus S. Arias & U. Guzmán -- accepted
  Selenicereus wercklei (F.A.C. Weber) Britton & Rose -- not accepted
  Selenicereus wittii (K. Schum.) G.D. Rowley -- not accepted
  Stangeria eriopus (Kunze) Baill. -- accepted
  Stenocactus coptonogonus (Lem.) A. Berger -- accepted
  Stenocactus crispatus (DC.) A. Berger -- accepted
  Stenocactus hastatus (Hopffer ex K. Schum.) A. Berger -- not accepted
  Stenocactus multicostatus (Hildm.) A. Berger -- accepted
  Stenocactus obvallatus (DC.) A. Berger -- accepted
  Stenocactus ochoterenanus Tiegel -- accepted
  Stenocactus phyllacanthus (A. Dietr. & Otto) A. Berger -- accepted
  Stenocactus rectispinus Schmoll ex Bravo -- not accepted
  Stenocactus sulphureus (A. Dietr.) Bravo -- accepted
  Stenocactus vaupelianus (Werderm.) F.M. Knuth -- 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 Sánchez-Mej. -- 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 Sánchez-Mej. -- accepted
  Stenocereus griseus (Haw.) Buxb. -- accepted
  Stenocereus gummosus (Engelm.) A.C. Gibson & K.E. Horak -- accepted
  Stenocereus kerberi (K. Schum.) A.C. Gibson & K.E. Horak -- accepted
  Stenocereus laevigatus (Salm-Dyck) Buxb. -- not accepted
  Stenocereus martinezii (J.G. Ortega) Buxb. -- accepted
  Stenocereus montanus (Britton & Rose) Buxb. -- 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 yunckeri (Standl.) P.V. Heath -- not accepted
  Stephanocereus leucostele (Gürke) A. Berger -- accepted
  Stephanocereus luetzelburgii (Vaupel) N.P. Taylor & Eggli -- accepted
  Stetsonia coryne (Salm-Dyck) Britton & Rose -- accepted
  Strombocactus Britton & Rose -- accepted
  Strombocactus disciformis (DC.) Britton & Rose -- accepted
  Strombocactus disciformis ssp. disciformis (DC.) Britton & Rose -- accepted
  Strombocactus disciformis ssp. esperanzae Glass & S. Arias -- accepted
  Tacinga braunii Esteves -- accepted
  Tacinga funalis Britton & Rose -- accepted
  Thelocactus bicolor (Galeotti ex Pfeiff.) Britton & Rose -- accepted -- glory of Texas, Biznaga-pezón bicolor
  Thelocactus bicolor ssp. bicolor (Galeotti ex Pfeiff.) Britton & Rose -- accepted
  Thelocactus bicolor ssp. flavidispinus (Backeb.) N.P. Taylor -- accepted
  Thelocactus bicolor ssp. schwarzii (Backeb.) N.P. Taylor -- 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 garciae Glass & Mend.-Garc. -- not accepted
  Thelocactus hastifer (Werderm. & Boed.) F.M. Knuth -- accepted
  Thelocactus heterochromus (F.A.C. Weber) Oosten -- not 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 Ríha & Busek -- accepted
  Thelocactus leucacanthus (Zucc. ex Pfeiff.) Britton & Rose -- accepted
  Thelocactus macdowellii (Rebut ex Quehl) W.T. Marshall -- accepted
  Thelocactus rinconensis (Poselger) Britton & Rose -- accepted
  Thelocactus rinconensis ssp. hintonii Lüthy -- accepted
  Thelocactus rinconensis ssp. rinconensis (Poselger) Britton & Rose -- accepted
  Thelocactus setispinus (Engelm.) E.F. Anderson -- accepted -- miniature barrel cactus, Biznaga-pezón setosa, fishhook cactus
  Thelocactus tulensis (Polseg.) Britton & Rose -- accepted
  Thelocactus tulensis ssp. buekii (Klein bis) N.P. Taylor -- not accepted
  Thelocactus tulensis ssp. matudae (Sánchez-Mej. & A.B. Lau) N.P. Taylor -- not accepted
  Thelocactus tulensis ssp. tulensis (Polseg.) Britton & Rose -- not accepted
  Turbinicarpus (Backeb.) Buxb. & Backeb. -- accepted -- top cactus
  Turbinicarpus alonsoi Glass & S. Arias -- accepted
  Turbinicarpus beguinii (N.P. Taylor) Mosco & Zanov. -- accepted
  Turbinicarpus bonatzii G. Frank -- not accepted
  Turbinicarpus booleanus G.S. Hinton -- not accepted
  Turbinicarpus gielsdorfianus (Werderm.) V. John & Ríha -- accepted
  Turbinicarpus hoferi Lüthy & A.B. Lau -- accepted
  Turbinicarpus horripilus (Lem.) V. John & Ríha -- accepted
  Turbinicarpus jauernigii G. Frank -- not accepted
  Turbinicarpus knuthianus (Boed.) V. John & Ríha -- not accepted
  Turbinicarpus laui Glass & R.A. Foster -- accepted
  Turbinicarpus lophophoroides (Werderm.) Buxb. & Backeb. -- accepted
  Turbinicarpus mandragora (A. Berger) A.D. Zimmerman -- accepted
  Turbinicarpus pseudomacrochele (Backeb.) Rauh & Backeb. -- accepted
  Turbinicarpus pseudomacrochele ssp. lausseri (Diers & Gerhart Frank) Glass -- accepted
  Turbinicarpus pseudomacrochele ssp. pseudomacrochele (Backeb.) Rauh & Backeb. -- accepted
  Turbinicarpus pseudopectinatus (Backeb.) Glass & R.A. Foster -- accepted
  Turbinicarpus rioverdensis G. Frank -- not accepted
  Turbinicarpus roseiflorus Backeb. -- not accepted
  Turbinicarpus saueri (Boed.) V. John & Ríha -- accepted
  Turbinicarpus schmiedickeanus (Boed.) Rauh & Backeb. -- accepted
  Turbinicarpus schmiedickeanus ssp. dicksoniae (Glass & R.A. Foster) N.P. Taylor -- not 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. klinkerianus (Backeb. & H. Jacobsen) N.P. Taylor -- accepted
  Turbinicarpus schmiedickeanus ssp. macrochele (Werderm.) N.P. Taylor -- accepted
  Turbinicarpus schmiedickeanus ssp. schmiedickeanus (Boed.) Rauh & Backeb. -- accepted
  Turbinicarpus schmiedickeanus ssp. schwarzii (Shurly) N.P. Taylor -- accepted
  Turbinicarpus subterraneus (Backeb.) A.D. Zimmerman -- accepted
  Turbinicarpus swobodae Diers -- accepted
  Turbinicarpus valdezianus (H. Moeller) Glass & R.A. Foster -- accepted
  Turbinicarpus viereckii (Werderm.) V. John & Ríha -- accepted
  Turbinicarpus viereckii ssp. major (Glass & R.A. Foster) Glass -- not accepted
  Turbinicarpus viereckii ssp. viereckii (Werderm.) V. John & Ríha -- not accepted
  Turbinicarpus X mombergeri Ríha -- accepted
  Turbinicarpus ysabelae (K. Schlange) V. John & Ríha -- not accepted
  Turbinicarpus zaragozae (Glass & R.A. Foster) Glass & A. Hofer ex Glass -- not accepted
  Uebelmannia Buining -- accepted
  Uebelmannia buiningii Donald -- accepted
  Uebelmannia gummifera (Backeb. & Voll) Buining & Brederoo -- 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
  Weberbauerocereus churinensis F. Ritter -- accepted
  Weberbauerocereus cuzcoensis Kníze -- accepted
  Weberbauerocereus johnsonii F. Ritter -- not accepted
  Weberbauerocereus longicomus F. Ritter -- not accepted
  Weberbauerocereus rauhii Backeb. -- accepted
  Weberbauerocereus torataensis F. Ritter -- not accepted
  Weberbauerocereus weberbaueri (K. Schum.) Backeb. -- accepted
  Weberbauerocereus winterianus F. Ritter -- accepted
  Weberocereus biolleyi (F.A.C. Weber) Britton & Rose -- not accepted
  Weberocereus bradei (Britton & Rose) G.D. Rowley -- accepted
  Weberocereus glaber (Eichlam) G.D. Rowley -- 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
  X Cleistocana mirabilis (Buining) D.R. Hunt -- accepted
  X Espostocactus mirabilis (Rauh & Backeb.) G.D. Rowley -- accepted
  X Haagespostoa albisetata (Akers) G.D. Rowley -- not accepted
  X Haagespostoa climaxantha (Werderm.) G.D. Rowley -- accepted
  X Myrtgerocactus lindsayi Moran -- accepted
  X Pacherocactus orcuttii (K. Brandegee) G.D. Rowley -- accepted
  Yungasocereus inquisivensis (Cárdenas) F. Ritter -- accepted
  Zamia acuminata Oerst. ex Dyer -- accepted
  Zamia amazonum D.W. Stev. -- accepted
  Zamia amblyphyllidia D.W. Stev. -- not accepted
  Zamia amplifolia W. Bull ex Mast. -- accepted
  Zamia angustifolia Jacq. -- accepted
  Zamia atropurpurea D.W. Stev. -- not accepted
  Zamia biserrulata D.W. Stev. & Sabato -- not accepted
  Zamia boliviana (Brongn.) A. DC. -- accepted
  Zamia chigua Seem. -- accepted
  Zamia cremnophila Vovides, Schutzman & Dehgan -- accepted
  Zamia cunaria Dressler & D.W. Stev. -- accepted
  Zamia disodon D.W. Stev. & Sabato -- accepted
  Zamia dressleri D.W. Stev. -- accepted
  Zamia elegantissima Schutzman, Vovides & Adams -- accepted
  Zamia encephalartoides D.W. Stev. -- accepted
  Zamia fairchildiana L.D. Gómez -- accepted
  Zamia fischeri Miq. -- accepted
  Zamia furfuracea L. f. -- accepted -- cardboard palm
  Zamia gentryi Dodson -- accepted
  Zamia herrerae S. Calderón & Standl. -- accepted
  Zamia hymenophyllidia D.W. Stev. -- accepted
  Zamia inermis Vovides, J.D. Rees & Vázq. Torres -- accepted
  Zamia integrifolia L. f. -- accepted
  Zamia ipetiensis D.W. Stev. -- accepted
  Zamia lacandona Schutzman & Vovides -- accepted
  Zamia lecointei Ducke -- accepted
  Zamia lindleyi Warsz. ex A. Dietrich -- accepted
  Zamia loddigesii Miq. -- accepted
  Zamia manicata Linden ex Regel -- accepted
  Zamia melanorrhachis D.W. Stev. -- accepted
  Zamia montana A. Braun -- accepted
  Zamia monticola Chamb. -- accepted
  Zamia muricata Willd. -- accepted
  Zamia neurophyllidia D.W. Stev. -- accepted
  Zamia obliqua A. Braun -- accepted
  Zamia paucijuga Wieland -- accepted
  Zamia picta Dyer -- not accepted
  Zamia poeppigiana Mart. & Eichler -- accepted
  Zamia polymorpha D.W. Stev., A. Moretti & Vázq. Torres -- not accepted
  Zamia portoricensis Urb. -- accepted
  Zamia prasina W. Bull -- accepted
  Zamia pseudomonticola L.D. Gómez -- accepted
  Zamia pseudoparasitica J. Yates -- accepted
  Zamia pumila L. -- accepted -- coontie
  Zamia purpurea Vovides, J.D. Rees & Vázq. Torres -- accepted
  Zamia pygmaea Sims -- accepted
  Zamia regeliana D.W. Stev. -- not accepted
  Zamia roezlii Linden -- accepted
  Zamia skinneri Warsz. ex A. Dietrich -- accepted
  Zamia soconuscensis Schutzman, Vovides & Dehgan -- accepted
  Zamia spartea A. DC. -- accepted
  Zamia splendens Schutzman -- not accepted
  Zamia standleyi Schutzman -- accepted
  Zamia tuerckheimii Donn. Sm. -- accepted
  Zamia ulei Dammer -- accepted
  Zamia urep B. Walln. -- accepted
  Zamia variegata Warsz. -- accepted
  Zamia vazquezii D.W. Stev., Sabato & De Luca -- accepted
  Zamia verschaffeltii Miq. -- not accepted
  Zamia wallisii A. Braun -- accepted
  Zamiaceae -- accepted
   

A gray bar