Integrated Taxonomic Information System - Taxon Author Search Results

Source: The International Plant Names Index (IPNI), 2007 - 2011, database (version 2011)

ITIS records citing this source
 Kingdom Plantae
  Acacia latifolia Benth. -- accepted
  Acacia pravissima F. Muell. ex Benth. -- accepted -- wedge-leaf wattle
  Acalypha indica L. -- accepted -- Indian copperleaf
  Acalypha mogotensis Urb. -- accepted
  Acanthopanax spinosus (L. f.) Miq. -- not accepted
  Acanthus polystachyus Delile -- accepted
  Acer X senecaense Slavin -- accepted -- Seneca maple
  Aconogonon alaskanum (W. Wight ex Harshb.) Soják -- accepted -- Alaska wild rhubarb
  Acroschizocarpus kolianus Gombócz -- not accepted
  Adiantopsis asplenioides Maxon -- accepted
  Adiantum lunulatum Burm. f. -- accepted
  Aesandra Pierre ex L. Planch. -- not accepted
  Aesculus discolor var. flavescens Sarg. -- not accepted
  Aesculus flava Sol. -- accepted
  Aesculus X arnoldiana Sarg. -- accepted -- Arnold's chestnut
  Aethionema W.T. Aiton -- accepted
  Alchemilla alpestris F.W. Schmidt -- not accepted
  Alchemilla lapeyrousei Buser -- accepted
  Alchemilla sericata Rchb. -- accepted
  Alchemilla venosula Buser -- accepted -- boreal lady's mantle
  Alchimilla Mill. -- not accepted
  Alectryon excelsum Gaertn. -- not accepted
  Aleurites cordatus (Thunb.) R. Br. ex Steud. -- not accepted
  Aleurites javanicus Gand. -- not accepted
  Aleurites moluccanus (L.) Willd. -- accepted
  Aleurites montanus (Lour.) E.H. Wilson -- not accepted
  Aleurites trilobus J.R. Forst. & G. Forst. -- not accepted
  Aleurites trispermus Blanco -- not accepted
  Alsophila celebica (Blume) Mett. -- not accepted
  Alsophila guimaraensis Fée & Glaz. -- not accepted
  Alsophila hirsutissima Fée -- accepted
  Alsophila mesocarpa (Domin) C. Chr. -- not accepted
  Alsophila pallida Rosenst. -- not accepted
  Alsophila piligera Hieron. -- not accepted
  Alsophila vitiensis Carruth. -- not accepted
  Alternanthera repens (L.) J.F. Gmel. -- not accepted
  Amaranthus blitum var. emarginatus (Moq. ex Uline & W.L. Bray) Lambinon -- not accepted
  Amelanchier lamarckii F.G. Schroed. -- accepted
  Ammopiptanthus S.H. Cheng -- accepted
  Amorpha apiculata Wiggins -- accepted
  Ampelamus Raf. -- not accepted
  Amphilophium lactiflorum (Vahl) L.G. Lohmann -- accepted
  Amyxa Tiegh. -- accepted
  Amyxa pluricornis (Radlk.) Domke -- accepted
  Andrachne phyllanthoides (Nutt.) Müll. Arg. -- not accepted
  Androsace americana Wendelbo -- accepted -- Mackenzie River dwarf-primrose
  Androsace beringensis (S. Kelso, Jurtzev & D.F. Murray) Cubey -- accepted
  Androsace constancei Wendelbo -- accepted -- Gorman's dwarf-primrose
  Androsace idahoensis (Douglass M. Hend.) Cubey -- accepted
  Androsace laevigata (A. Gray) Wendelbo -- accepted -- cliff dwarf-primrose
  Androsace montana (A. Gray) Wendelbo -- accepted -- Rocky Mountain dwarf-primrose
  Androsace nivalis (Lindl.) Wendelbo -- accepted -- snow dwarf-primrose
  Androsace ochotensis Roem. & Schult. -- accepted -- Alaska dwarf-primrose
  Anemia californica Nutt. -- not accepted
  Angelonia gardneri Hook. -- accepted
  Anisacanthus juncea (Torr.) Hemsl. -- accepted
  Anoectochilus setaceus Blume -- accepted
  Anogeissus latifolia (Roxb. ex DC.) Wall. ex Guill. & Perr. -- accepted
  Antenoron filiforme (Thunb.) Roberty & Vautier -- accepted
  Antenoron filiforme var. neofiliforme (Nakai) A.J. Li -- accepted
  Antigonon guatimalense Meisn. -- accepted
  Apocynaceae -- accepted -- dogbane, apocyns
  Aquilaria Lam. -- accepted
  Aquilaria caudata (Gilg) Hallier f. -- not accepted
  Aquilegia longissima A. Gray ex S. Watson -- accepted -- long spur columbine, longspur columbine
  Arabis breweri var. austinae (Greene) Rollins -- not accepted -- Chico Creek rockcress
  Archidendron F. Muell. -- accepted
  Arcytophyllum Roem. & Schult. -- accepted
  Arcytophyllum fasciculatum (A. Gray) Terrell & H. Rob. -- accepted
  Argyrodendron (Endl.) Klotzsch -- accepted
  Argyrodendron actinophyllum (F.M. Bailey) Edlin -- accepted
  Aristolochia rugosa Lam. -- accepted
  Aronia floribunda (Lindl.) Sweet -- not accepted
  Aronia prunifolia (Marshall) Rehder -- not accepted -- hybrid chokeberry
  Asemeia Raf. -- accepted
  Asplenium nitidulum T. Moore -- accepted
  Astragalus astragalinus (DC.) E. Sheld. -- not accepted
  Atriplex dioica (Nutt.) J.F. Macbr. -- not accepted
  Atriplex lindleyi ssp. inflata (F. Muell.) Paul G. Wilson -- accepted
  Atriplex saccaria var. cornuta (M.E. Jones) S.L. Welsh -- accepted -- flathorn orach
  Bacopa stricta (Schrad.) Wettst. ex Edwall -- accepted
  Badiera DC. -- accepted
  Balanites aegyptiacus (L.) Delile -- accepted
  Banksia formosa (R. Br.) A.R. Mast & K.R. Thiele -- accepted
  Banksia polycephala (Benth.) A.R. Mast & K.R. Thiele -- accepted
  Barbeya Schweinf. -- accepted
  Barbeya oleoides Schweinf. -- accepted
  Barleria repens Nees -- accepted
  Batis argillicola P. Royen -- accepted
  Batocarpus H. Karst. -- accepted
  Batocarpus costaricensis Standl. & L.O. Williams -- accepted
  Batschia J.F. Gmel. -- not accepted
  Begonia humilis Aiton -- accepted
  Berberis duclouxiana (Gagnep.) Laferr. -- accepted
  Berberis siamensis (Takeda) Laferr. -- not accepted -- Siam hollygrape
  Bergia texana (Hook.) Seub. ex Walp. -- accepted -- Texas bergia
  Berula angustifolia (L.) Mert. & W.D.J. Koch -- not accepted
  Beta vulgaris ssp. adanensis (A. Pamukç. ex Aellen) Ford-Lloyd & J.T. Williams -- accepted
  Bifora testiculata (L.) Spreng. -- accepted -- European bishop
  Bistorta vivipara (L.) Delarbre -- accepted -- alpine bistort
  Blechnum vulcanicum (Blume) Kuhn -- not accepted
  Blutaparon portulacoides (A. St.-Hil.) Mears -- accepted
  Boea chaffanjonii H. Lév. -- not accepted
  Bonania A. Rich. -- accepted
  Bonellia pauciflora (B. Stĺhl & F.S. Axelrod) B. Stĺhl & Källersjö -- accepted
  Bonellia umbellata (A. DC.) B. Stĺhl & Källersjö -- accepted
  Boscia senegalensis (Pers.) Lam. -- accepted -- Senegal boscia
  Bourreria tomentosa (Lam.) G. Don -- accepted
  Brachystelma R. Br. -- accepted
  Brachystelma gymnopodum (Schltr.) Bruyns -- accepted
  Brachystelma mafekingense N.E. Br. -- accepted
  Brassica alba Rabenh. -- not accepted
  Brassica rapa var. silvestris (Lam.) Briggs -- not accepted -- colza
  Braunsia Schwantes -- accepted
  Braunsia apiculata (Kensit) L. Bolus -- accepted
  Calamintha canescens C. Presl -- not accepted
  Calamintha canescens Torr. & A. Gray ex Benth. -- not accepted
  Calamintha vulgaris Clairv. -- not accepted
  Calceolaria angustiflora Ruiz & Pav. -- accepted
  Callistemon citrinus (Curtis) Skeels -- accepted
  Callistemon speciosus (Bonpl.) Sweet -- accepted -- gray bottlebrush
  Calyptranthes triflorum Alain -- not accepted
  Camaridium Lindl. -- accepted
  Camaridium grisebachianum (Nir & Dod) M.A. Blanco -- accepted
  Camissoniopsis proavita (P.H. Raven) W.L. Wagner & Hoch -- accepted
  Campanula cochlearifolia Lam. -- accepted -- earleaf bellflower
  Campanula saxifraga ssp. aucheri (A. DC.) Ogan. -- not accepted
  Campnosperma brevipetiolata Volkens -- accepted
  Campsis grandiflora (Thunb.) K. Schum. -- accepted
  Campylocentrum micranthum (Lindl.) Maury -- accepted -- Campylocentrum mayor, fairy bentspur orchid
  Canella P. Brown -- accepted -- wild cinnamon
  Canella winteriana (L.) Gaertn. -- not accepted -- cinnamonbark, wild cinnamon
  Capparidastrum Hutch -- accepted
  Capparidastrum frondosum (Jacq.) Cornejo & Iltis -- accepted
  Capparis tenuisiliqua Jacq. -- accepted
  Carapichea Aubl. -- accepted
  Carapichea ipecacuanha (Brot.) L. Andersson -- accepted
  Cardamine gambellii S. Watson -- not accepted
  Carmona microphylla (Lam.) G. Don -- not accepted
  Carya aquatica (F. Michx.) Elliott -- accepted
  Cassandra calyculata var. angustifolia (Aiton) A. Gray -- not accepted
  Castilleja gleasonii Elmer -- not accepted -- Mount Gleason paintbrush
  Castilleja pallida (L.) Kunth -- accepted -- boreal Indian paintbrush
  Castilleja pruinosa ssp. gleasonii (Elmer) Munz -- not accepted
  Cattleya gaskelliana (N.E.Br.) B.S. Williams -- accepted
  Ceanothus cuneatus ssp. fascicularis (McMinn) C.L. Schmidt -- not accepted -- sedgeleaf buckbrush
  Ceanothus cuneatus ssp. rigidus (Nutt.) C.L. Schmidt -- not accepted -- Monterey ceanothus
  Ceanothus cuneatus ssp. sonomensis (J.T. Howell) C.L. Schmidt -- not accepted -- Sonoma ceanothus
  Ceanothus foliosus ssp. medius (McMinn) C.L. Schmidt -- not accepted -- wavyleaf buckbrush
  Ceanothus foliosus ssp. vineatus (McMinn) C.L. Schmidt -- not accepted -- wavyleaf buckbrush
  Ceanothus gloriosus ssp. exaltatus (J.T. Howell) C.L. Schmidt -- not accepted -- Point Reyes ceanothus
  Ceanothus gloriosus ssp. masonii (McMinn) C.L. Schmidt -- not accepted -- Mason's ceanothus
  Ceanothus gloriosus ssp. porrectus (J.T. Howell) C.L. Schmidt -- not accepted -- Point Reyes creeper
  Ceanothus jepsonii ssp. albiflorus (J.T. Howell) C.L. Schmidt -- not accepted -- Jepson ceanothus
  Ceanothus oliganthus ssp. sorediatus (Hook. & Arn.) C.L. Schmidt -- not accepted
  Ceanothus prostratus ssp. confusus (J.T. Howell) C.L. Schmidt -- not accepted -- squawcarpet
  Ceanothus prostratus ssp. pumilus (Greene) C.L. Schmidt -- not accepted -- dwarf ceanothus
  Ceanothus purpureus ssp. divergens (Parry) C.L. Schmidt -- not accepted -- Calistoga ceanothus
  Ceanothus velutinus ssp. hookeri (M.C. Johnst.) C.L. Schmidt -- not accepted -- Hooker's ceanothus
  Celastrus gemmata Loes. -- accepted -- Chinese bittersweet
  Celosia paniculata L. -- not accepted
  Centaurium curvistamineum (Wittr.) Druce -- not accepted
  Centaurium pulchellum (Sw.) Hayek ex Hand.-Mazz., Stadlm., Janch. & Faltis -- accepted -- branched centaury
  Centaurium pulchellum (Sw.) Druce -- not accepted -- branched centaury
  Cephalotus Labill. -- accepted
  Cerastium alpinum ssp. lanatum (Lam.) Ces. -- accepted
  Cerastium pauciflorum Steven ex Ser. -- accepted
  Cerastium pilosum Ledeb. -- not accepted
  Cerastium vulgatum var. alpestre Hartm. -- not accepted
  Cercidiphyllum japonicum Siebold & Zucc. ex J.J. Hoffm. & J.H. Schult. bis -- accepted -- katsura tree
  Ceropegia anceps S. Moore -- accepted
  Ceropegia cumingiana Decne. -- accepted
  Ceropegia intermedia Wight -- accepted
  Ceropegia intermedia var. wightii Hook. f. -- accepted
  Ceropegia linearis E. Mey. -- accepted
  Chamaesyce setiloba (Engelm. ex Torr.) Norton -- not accepted
  Charpentiera australis Sohmer -- accepted
  Cheilanthes marginata Kunth -- not accepted
  Cheiranthus angustatus Greene -- not accepted
  Chenopodium ambrosioides var. anthelminticum (L.) Aellen -- not accepted
  Chenopodium berlandieri ssp. nuttalliae (Saff.) H. Dan. Wilson & Heiser -- not accepted -- Nuttall's goosefoot
  Chenopodium olidum W.M. Curtis -- not accepted
  Chenopodium olidum S. Watson -- not accepted
  Chondrosea aizoon (Jacq.) Haw. -- not accepted
  Chondrosea paniculata (Mill.) Á. Löve -- not accepted
  Chrysophyllum africanum A. DC. -- accepted
  Chrysophyllum mexicanum Brandegee ex Standl. -- accepted -- caimitillo
  Chylismia scapoidea (Torr. & A. Gray) Nutt. ex Raim. -- accepted
  Cistanche Hoffmans. & Link -- accepted
  Cistanche deserticola Ma -- accepted
  Clarkia tenella (Cav.) F.H. Lewis & M.E. Lewis -- accepted
  Clausena anisata (Willd.) Hook. f. -- accepted
  Claytonia spathulata Douglas -- not accepted -- pale springbeauty
  Claytonia spathulata var. spathulata Douglas -- not accepted -- pale springbeauty
  Cleistesiopsis Pansarin & F. Barros -- accepted
  Cleistesiopsis bifaria (Fernald) Pansarin & F. Barros -- accepted
  Cleistesiopsis divaricata (L.) Pansarin & F. Barros -- accepted
  Cleistesiopsis X ochlockneensis P.M. Br. -- not accepted
  Clematis flammulastrum Griseb. -- accepted
  Clematis hirsuta Guill. & Perr. -- accepted
  Cleomella mexicana DC. -- accepted
  Cleomella perennis Iltis -- accepted
  Clidemia scalpta (Vent.) F.S. Axelrod -- accepted
  Cliftonia nitida C.F. Gaertn. -- not accepted
  Clinopodium menthifolium (Host) Stace -- accepted -- woodland calamint
  Clinopodium menthifolium ssp. ascendens (Jord.) Govaerts -- accepted -- woodland calamint
  Clinopodium menthifolium ssp. hirtum (Briq.) Govaerts -- accepted
  Clinopodium menthifolium ssp. menthifolium (Host) Stace -- accepted -- woodland calamint
  Clinopodium nepeta ssp. glandulosum (Req.) Govaerts -- accepted -- lesser calamint
  Clinopodium nepeta ssp. nepeta (L.) Kuntze -- accepted -- lesser calamint
  Clusia alba Ruiz and Pav. -- not accepted
  Clusia poeppigiana Engl. -- accepted
  Clypeola minor L. -- not accepted
  Cnemidaria chiricana (Maxon) R.M. Tryon -- not accepted
  Cnemidaria chiricana var. contigua (Maxon) A. Rojas -- not accepted
  Cnemidaria grandifolia var. obtusa (Kaulf.) Stolze -- not accepted
  Coccocypselum herbaceum Aubl. -- accepted -- yerba de guava
  Coccoloba buchii O.C. Schmidt -- accepted
  Coccothrinax sanctae-thomae Becc. -- not accepted
  Codariocalyx Hassk. -- accepted -- tick trefoil
  Codariocalyx gyroides (Roxb. ex Link) X.Y. Zhu -- accepted
  Codariocalyx gyroides (Roxb. ex Link) Hassk. -- not accepted -- false tick trefoil
  Codariocalyx motorius (Houtt.) H. Ohashi -- accepted
  Coffea benghalensis B. Heyne ex Schult. -- accepted -- bengal coffee
  Cola nitida (Vent.) Schott & Endl. -- accepted
  Comastoma Toyok. -- accepted
  Comptonia peregrina var. aspleniifolia (L.) Fernald -- not accepted
  Conicosia elongata (Haw.) N.E. Br. -- not accepted
  Conicosia elongata (Haw.) Schwantes -- accepted
  Conioselinum gmelinii (Cham. & Schlecht.) J.M. Coult. & Rose -- not accepted
  Corchorus torresianus Gaudich. -- accepted
  Cordia curassavica (Jacq.) Roem. & Schult. -- not accepted
  Cordia tobagensis Urb. -- not accepted
  Cordia tobagensis var. broadwayi Urb. -- not accepted
  Cordia wagnerorum R.A. Howard -- not accepted -- Luquillo Mountain manjack
  Cornus quinquinervis Franch. -- accepted
  Cotoneaster racemiflorus (Desf.) K. Koch -- accepted
  Cotoneaster salicifolius var. henryanus (C.K. Schneid.) T.T. Yu -- accepted
  Coulteria Kunth -- accepted
  Crambe hispanica ssp. abyssinica (Hochst. ex R.E. Fr.) Prina -- accepted
  Crassula helmsii (Kirk) Cockayne -- accepted
  Crassula sarcocaulis Eckl. & Zeyh. -- accepted
  Crataegus acutiserrata Kruschke -- not accepted
  Crataegus arbutifolia Lam. -- accepted
  Crataegus germanica (L.) Kuntze -- accepted -- medlar, common medlar
  Crepidomanes draytonianum (Brack.) Ebihara & K. Iwats. -- accepted -- Hawai'i bristle fern
  Crotalaria alata Buch.-Ham. ex D. Don -- accepted -- rattlebox
  Croton eluteria (L.) W. Wright -- accepted
  Croton glabellus L. -- accepted
  Croton microcarpus Ham. -- accepted -- money croton
  Croton nitens Sw. -- accepted
  Croton saipanensis Hosok. -- accepted
  Cucumis metuliferus E. Mey. ex Naudin -- accepted -- African horned cucumber, horned melon, jelly melon, blowfish fruit
  Cucurbita argyrosperma C. Huber -- accepted
  Cucurbita maxima ssp. maxima Duchesne -- not accepted
  Cuprocyparis leylandii (A.B. Jacks. & Dallim.) Farjon -- accepted
  Cuscuta potosina W. Schaffn. ex Engelm. -- accepted -- globe dodder
  Cuscuta veatchii Brandegee -- accepted -- Veatch's dodder
  Cyathea alpicola Domin -- accepted
  Cyathea alsophila var. alsophila (Link) Domin -- accepted
  Cyathea alutacea (Kunze) Domin -- accepted
  Cyathea canaliculata Willd. -- not accepted
  Cyathea circumdentata K.U. Kramer -- not accepted
  Cyathea costulisora Domin -- not accepted
  Cyathea guimariensis (Fée & Glaz.) Domin -- not accepted
  Cyathea hortulanea Domin -- accepted
  Cyathea lisyae Janssen & Rakotondr. -- accepted
  Cyathea melanacantha Copel. -- accepted
  Cyathea mettenii var. mettenii H. Karst. -- accepted
  Cyathea microphylloides Rosenst. -- not accepted
  Cyathea myriotricha (Baker) R.C. Moran & J. Prado -- accepted
  Cyathea obtusa (Kaulf.) Domin -- accepted
  Cyathea phalerata var. crassa (Maxon) -- not accepted
  Cyathea phalerata var. iheringii (Rosenst.) -- not accepted
  Cyathea ponapeana (Hosok.) Glassman -- not accepted
  Cyathea retanae A. Rojas -- accepted
  Cyathea sledgei Ranil, Pushpak. & Fraser-Jenk. -- accepted
  Cyathea stubelii Hieron. -- not accepted
  Cyathea trichophora Copel. -- not accepted
  Cyclamen cilicium f. album R. Frank & Koenen -- not accepted
  Cyclamen cilicium f. cilicium Boiss. & Heldr. -- not accepted
  Cyclamen coum f. albissimum R.H. Bailey -- not accepted
  Cyclamen coum f. coum Miller -- not accepted
  Cyclamen coum f. pallidum Grey-Wilson -- not accepted
  Cyclamen graecum f. album R. Frank & E. Frank -- not accepted
  Cyclamen hederifolium f. albiflorum (Jord.) Grey-Wilson -- not accepted
  Cyclamen hederifolium f. hederifolium Aiton -- not accepted
  Cyclamen mirabile f. niveum Jill White & Grey-Wilson -- not accepted
  Cyclamen persicum f. albidum (Jord.) Grey-Wilson -- not accepted
  Cyclamen persicum f. puniceum (Glasau) Grey-Wilson -- not accepted
  Cyclamen pseudibericum f. pseudibericum Hildebr. -- not accepted
  Cyclamen purpurascens f. album Grey-Wilson -- not accepted
  Cyclamen purpurascens f. purpurascens Mill. -- not accepted
  Cyclamen repandum f. album Grey-Wilson -- not accepted
  Cyclamen repandum f. repandum Sm. -- not accepted
  Cyclamen repandum var. peloponnesiacum (Grey-Wilson) Grey-Wilson -- not accepted
  Cyclamen repandum var. vividum (Grey-Wilson) Grey-Wilson -- not accepted
  Cyclamen trochopteranthum f. leucanthum Grey-Wilson -- not accepted
  Cyclamen trochopteranthum f. trochopteranthum O. Schwarz -- not accepted
  Cyclamen X drydeniae Grey-Wilson -- accepted
  Cyclamen X meiklei Grey-Wilson -- accepted
  Cyclamen X saundersiae Grey-Wilson -- accepted
  Cyclamen X schwarzii Grey-Wilson -- accepted
  Cyclamen X whiteae Grey-Wilson -- accepted
  Cyclopogon miradorensis Schltr. -- accepted
  Cyclosorus Link -- accepted
  Cyclosorus subpubescens (Blume) Ching -- not accepted
  Cynanchum viridiflorum G. Mey. -- not accepted
  Cynoglottis (Gusul.) Vural & Kit Tan -- accepted
  Cynoglottis barrelieri (All.) Vural & Kit Tan -- accepted
  Cynophalla amplissima (Lam.) Iltis & Cornejo -- accepted
  Cynophalla hastata (Jacq.) J. Presl -- accepted
  Cyrilla racemiflora var. parvifolia (Raf.) E.A. Murray -- not accepted -- littleleaf cyrilla
  Cyrilla racemiflora var. parvifolia Sarg. -- not accepted
  Cyrtochilum Kunth -- accepted
  Cystodium sorbifolium (Sm.) J. Sm. -- accepted
  Decaspermum fruticosum J.R. Forst. & G. Forst. -- accepted
  Delphinium pavonaceum Ewan -- accepted -- peacock larkspur
  Delphinium semibarbartum Bien. ex Boiss. -- accepted
  Dendrobium crumenatum Sw. -- accepted
  Dendrophylax monteverdi (Rchb. f.) Ackerman & Nir -- accepted
  Dendrophylax porrectus (Rchb. f.) Carlsward & Whitten -- accepted -- needleroot airplant orchid
  Descurainia pinnata var. halictorum (Cockerell) M. Peck -- not accepted
  Dicksonia arborescens L'Hér. -- accepted
  Dicksonia baudouinii E. Fourn. -- accepted
  Dicksonia berteroana Brack. -- accepted
  Dicksonia blumei (Kunze) T. Moore -- accepted
  Dicksonia brackenridgei Mett. -- accepted
  Dicksonia grandis Rosenst. -- accepted
  Dicksonia herbertii W. Hill -- accepted
  Dicksonia hieronymi Brause -- accepted
  Dicksonia lanata Colenso -- accepted
  Dicksonia lanigera Holttum -- accepted
  Dicksonia mollis Holttum -- accepted
  Dicksonia sciurus C. Chr. -- accepted
  Dicksonia stuebelii Hieron. -- accepted
  Dicksonia thyrsopteroides Mett. -- accepted
  Dicksonia youngiae C. Moore -- accepted
  Didymoplexis micradenia (Rchb. f.) Hemsl. -- accepted
  Diegodendron Capuron -- accepted
  Diegodendron humbertii Capuron -- accepted
  Diodella Small -- accepted
  Dionaea Sol. ex J. Ellis -- accepted -- Venus flytrap, Venus fly trap, Venus's-flytrap, meadow-clam, tippitiwitchet
  Dionaea muscipula J. Ellis -- accepted -- Venus fly trap, Venus flytrap
  Diospyros boivinii Hiern -- accepted
  Diospyros dycorypheoides H. Perrier -- accepted
  Diospyros enervis (H. Perrier) G.E. Schatz & Lowry -- accepted
  Diospyros ferrea var. toppingii Fosberg -- not accepted
  Diospyros gracilipes var. subenervis H. Perrier -- not accepted
  Diospyros gracilipes var. velutipes H. Perrier -- not accepted
  Diospyros greveana ssp. boinensis H. Perrier -- not accepted
  Diospyros nigricans Wall. ex Hiern -- not accepted
  Diospyros subsessilifolia H. Perrier -- accepted
  Diospyros vera (Lour.) A. Chev. -- not accepted
  Dipentodon Dunn -- accepted
  Diplazium l'herminieri Hieron. -- not accepted
  Diploknema Pierre -- accepted
  Diploknema butyracea (Roxb.) H.J. Lam -- accepted
  Discocalyx megacarpa Merr. -- accepted
  Dolichandra Cham. -- accepted
  Dolichandra uncata (Andrews) L.G. Lohmann -- not accepted
  Dolichandra unguis-cati (L.) L.G. Lohmann -- accepted -- claw vine, catclaw vine
  Dolichopentas Kĺrehed & B. Bremer -- accepted
  Dolichopentas longiflora (Oliv.) Kĺrehed & B. Bremer -- accepted
  Dombeya wallichii (Lindl.) Baill. -- accepted
  Dovyalis hebecarpa (Gardner) Warb. -- accepted -- Ceylon gooseberry
  Downingia cuspidata (Greene) Rattan -- accepted
  Downingia cuspidata (Greene) Greene ex Jeps. -- not accepted -- toothed calicoflower
  Draba douglasii var. douglasii A. Gray -- not accepted
  Draba implexa Rollins -- accepted
  Drejerella tobagensis Urb. -- not accepted
  Drosera aliciae Raym.-Hamet -- accepted -- Alice sundew
  Drymaria gracilis Cham. & Schltdl. -- accepted -- slender drymary
  Duranta fletcheriana Moldenke -- not accepted
  Echinus apiculatus (Kensit) L. Bolus -- not accepted
  Ehrendorferia Fukuhara & Lidén -- not accepted -- golden eardrops
  Elaeagnus argentea Moench -- not accepted
  Elaphoglossum alatum var. parvisquameum (Skottsb.) W.R. Anderson & Crosby -- not accepted
  Elaphoglossum palmeri Underw. & Maxon -- accepted
  Elaphoglossum parvisquameum Skottsb. -- accepted
  Elaphoglossum procurrens (Melt.) T. Moore -- accepted
  Elatostema calcareum Merr. -- accepted
  Elatostema grandifolium Reinecke -- accepted
  Epidendrum ackermanii Hágsater -- accepted
  Epidendrum angustilobum Fawc. & Rendle -- accepted
  Epidendrum boricuomutelianum Hágsater & L. Sánchez -- accepted
  Epidendrum portoricense Hágsater & Ackerman -- accepted
  Epilobium X treleasianum H. Lév. -- accepted
  Eritrichium pauciflorum (Ledeb.) DC. -- accepted
  Erythrostemon Klotzsch -- accepted
  Erythrostemon gilliesii (Wall. ex Hook.) Klotzsch -- accepted
  Eucalyptus conglobata (Benth.) Maiden -- accepted
  Eucalyptus thozetiana F. Muell. ex R.T. Baker -- accepted
  Eugenia cerasiflora Miq. -- accepted
  Eugenia samoensis Burkill -- not accepted
  Euphorbia cap-saintemariensis Rauh -- not accepted
  Euphorbia mcvaughiana M.C. Johnst. -- accepted
  Euphorbia meloformis Aiton -- accepted
  Euphorbia meloformis ssp. valida (N.E. Br.) G.D. Rowley -- accepted
  Euphorbia paniculata Desf. -- accepted
  Euphrasia bottnica Kihlm. -- accepted
  Euphrasia frigida var. obtusata (Jřrg.) Callen -- not accepted
  Euphrasia frigida var. submollis (Jřrg.) Callen -- not accepted
  Euphrasia officinalis L. -- accepted
  Euphrasia purpurea Desf. -- accepted
  Euphrasia X aspera Callen -- not accepted
  Evolvulus alsinoides var. sericeus Benth. -- accepted
  Exomis axyrioides Fenzl ex Moq. -- accepted
  Fagraea berteroana A. Gray ex Benth. -- accepted
  Ficus henneana Miq. -- accepted
  Ficus macrophylla Desf. ex Pers. -- accepted
  Ficus nymphaeifolia Mill. -- accepted
  Ficus pertusa L. f. -- accepted
  Ficus platypoda (Miq.) A. Cunn. ex Miq. -- accepted
  Ficus pseudocarica Miq. -- not accepted
  Filipendula hexapetala Gilib. ex Maxim. -- not accepted
  Fimbristylis cymosa var. umbellato-capitata Hillebr. -- not accepted
  Fontanesia phillyreoides Labill. -- accepted -- Syrian-privet
  Fontanesia phillyreoides ssp. fortunei (Carričre) Yalt. -- accepted
  Fouquieria columnaris (Kellogg) Kellogg ex Curran -- accepted -- boojum tree, boojumtree
  Fouquieria diguetii (Tiegh.) I.M. Johnst. -- accepted -- Adam's tree
  Fouquieria fasciculata (Willd. ex Roem. & Schult.) Nash -- accepted
  Fouquieria purpusii Brandegee -- accepted
  Frangula purshiana (DC.) A. Gray -- not accepted -- Pursh's buckthorn, Cascara buckthorn
  Fraxinus griffithii C.B. Clarke -- accepted
  Friesodielsia obovata (Benth.) Verdc. -- accepted -- monkey fingers
  Fuchsia canescens Benth. -- accepted
  Galeobdolon Adans. -- accepted
  Galium angustifolium Nutt. ex Torr. & A. Gray -- accepted -- narrowleaf bedstraw
  Galium hardhamae Dempster -- accepted
  Galium peregrinum Britton, Sterns & Poggenb. -- not accepted
  Galium peregrinum (L.) Franch. -- not accepted
  Galium X ambiguum Gren. & Godr. -- not accepted
  Garcinia tinctoria (DC.) Dunn -- not accepted
  Garcinia tinctoria W. Wight -- not accepted
  Gardenia thunbergia L. f. -- accepted -- Thunberg's gardenia
  Garrya fadyenii Hook. -- accepted
  Gayoides crispum (L.) Small -- not accepted
  Gayophytum micranthum Hook. & Arn. -- accepted
  Gayophytum ramosissimum var. strictipes Hook. -- not accepted
  Geleznowia Turcz. -- accepted
  Geleznowia verrucosa Turcz. -- accepted
  Gentianopsis victorinii (Fernald) Iltis -- not accepted -- victorin's gentian, gentianopsis de Victorin, Victorin's fringedgentian
  Geranium pilosum G. Forst. -- not accepted
  Geranium pilosum Sol. ex Willd. -- not accepted
  Geranium strigosum Burm. f. -- accepted
  Gerardia Benth. -- not accepted
  Gerrardina Oliver -- accepted
  Gerrardina eylesiana Milne-Redh. -- accepted
  Gerrardina foliosa Oliv. -- accepted
  Glandularia aristigera (S. Moore) Tronc. -- accepted
  Gleichenia owhyhensis Hook. -- not accepted
  Gonystylus Teijsm. & Binn. -- accepted
  Gratiola amphiantha D. Estes & R.L. Small -- accepted -- little amphianthus
  Grewia similis K. Schum. -- accepted
  Guettarda scabra (L.) Vent. -- accepted -- roughleaf velvetseed, wild guave
  Guilandina L. -- accepted
  Guilandina ciliata Bergius ex Wikstr. -- accepted
  Guilandina culebrae Britton & P. Wilson -- accepted
  Gunnera petaloidea Gaudich. -- accepted -- haha
  Gymnocarpos Forssk. -- accepted
  Gymnocarpos przewalskii Bunge ex Maxim. -- accepted
  Gymnosporia thompsonii Merr. -- not accepted
  Gyrinops Gaertn. -- accepted
  Habenaria quinqueseta (Michx.) Sw. -- not accepted -- longhorn false reinorchid, longhorn bog orchid
  Halimodendron halodendron (Pall.) Druce -- accepted
  Hapalorchis lineata (Lindl.) Schltr. -- accepted -- tropical ladies'-tresses
  Hedeoma costata Hemsl. -- accepted -- false pennyroyal, falsepennyroyal, ribbed false pennyroyal
  Hedera hibernica (G. Kirchn.) Bean -- accepted -- Atlantic Ivy
  Hedyotis ponapensis (Valeton) Kaneh. -- accepted
  Heliamphora Benth. -- accepted
  Herrea elongata (Haw.) L. Bolus -- not accepted -- false iceplant
  Heterocodon rariflorus Nutt. -- accepted -- rareflower heterocodon
  Heterotis Benth. -- accepted
  Heterotis rotundifolia (Sm.) Jacq.-Fél. -- accepted
  Heuchera novomexicana Wheelock -- not accepted -- New Mexico alumroot, range alumroot
  Heuchera X easthamii Calder & Savile -- accepted -- Eastham alumroot
  Hibiscus ovalifolius (Forssk.) Vahl -- accepted
  Hoffmannseggia peninsularis (Britton) Wiggins -- accepted
  Hoodia delaetiana (Dinter) Plowes -- not accepted
  Hoodia felina (D.T. Cole) Halda -- not accepted
  Horkelia clevelandii var. brevibracteata (Wiggins) Ertter & Reveal -- accepted
  Howea Becc. -- accepted
  Howea belmoreana (C. Moore & F. Muell.) Becc. -- accepted -- Belmore sentrypalm
  Howea forsteriana (C. Moore & F. Muell.) Becc. -- accepted -- sentrypalm
  Hoya australis R. Br. ex J. Traill -- accepted
  Huertea Ruíz & Pavón -- accepted
  Huperzia phlegmaria (L.) Rothm. -- not accepted
  Huperzia X carlquistii Beitel & W.H. Wagner -- accepted
  Huperzia X gillettii Beitel & W.H. Wagner -- accepted
  Huperzia X koolauensis (W.H. Wagner) Kartesz -- accepted
  Huperzia X medeirosii Beitel & W.H. Wagner -- accepted
  Hydatica stellaris (L.) Gray -- not accepted
  Hydnocarpus anthelminthicus Pierre ex Laness. -- accepted
  Hydnocarpus venenata Gaertn. -- accepted
  Hygrophila ringens (L.) R. Br. ex Spreng. -- accepted
  Hypericum moseranum André -- not accepted
  Hypogon verticillatus (Baldw.) House -- not accepted
  Hypogon verticillatus Raf. -- not accepted
  Ilex arimensis (Loes.) Britton ex R.O. Williams -- accepted
  Ilex guianensis var. arimensis Loes. -- not accepted
  Ilex macfadyenii ssp. ovata (Griseb.) Nicolson -- accepted
  Indigofera arrecta Hochst. ex A. Rich. -- accepted -- Natal indigo
  Indigofera guatimalensis Moc. & Sessé ex Prain & Baker f. -- not accepted
  Ipomoea carolina L. -- accepted
  Ipomoea cuneifolia Meisn. -- accepted
  Isonandra gutta Hook. -- not accepted
  Jasminum laurifolium Roxb. -- accepted
  Jussiaea grandiflora Ruiz & Pav. -- not accepted
  Jussiaea palustris G. Mey. -- not accepted
  Justicia brandegeeana Wassh. & L.B. Sm. -- accepted -- shrimpplant
  Justicia tobagensis (Urb.) Wassh. -- accepted
  Kadua Cham. & Schltdl. -- accepted
  Kalmia polifolia var. microphylla (Hook.) Rehder -- not accepted
  Knautia arvensis (L.) Coult. -- accepted -- bluebuttons, field scabiosa
  Kochia stellaris Moq. -- accepted
  Koeberlinia holacantha W.C. Holmes, K.L. Yip & Rushing -- accepted
  Kopsia Blume -- accepted
  Krameria erecta Willd. ex Schult. & Schult. f. -- accepted -- littleleaf ratany, range ratany
  Labordia lorenceana K.R. Wood, W.L. Wagner & T.J. Motley -- accepted -- Lorence's labordia
  Laportea ruderalis (G. Forst.) Chew -- accepted
  Larryleachia Plowes -- accepted
  Larryleachia cactiformis (Hook.) Plowes -- accepted
  Lavoisiera DC. -- accepted
  Lavoisiera itambana DC. -- accepted
  Lechea sansabeana (Buckley) Hodgdon -- not accepted -- San Saba pinweed
  Legenere valdiviana (Phil.) E. Wimm. -- accepted -- false Venus' looking glass
  Legousia speculum-veneris (L.) Chaix -- accepted -- European Venus' looking glass
  Lepanthes stimsonii Luer -- accepted
  Lepidagathis Willd. -- accepted
  Leptecophylla C.M. Weiller -- accepted
  Leptecophylla tameiameiae (Cham. & Schltdl.) C.M. Weiller -- accepted
  Lespedeza potaninii V.N. Vassil. -- accepted
  Lesquerella arctica var. scammanae Rollins -- not accepted
  Libidibia Schltdl. -- accepted
  Ligustrum ibota Siebold -- accepted
  Linanthus melingii (Wiggins) V.E. Grant -- not accepted -- Meling's flaxflower
  Liparis odorata (Willd.) Lindl. -- accepted
  Liparis viridipurpurea Griseb. -- accepted
  Lobelia kauaensis (A. Gray) A. Heller -- not accepted -- lava lobelia
  Lomatium cookii Kagan -- accepted -- agate desertparsley, Cook's lomatium
  Lomatium farinosum (Geyer ex Hook.) J.M. Coult. & Rose -- accepted -- northern biscuitroot
  Lomelosia Raf. -- accepted
  Lomelosia caucasica (M. Bieb.) Greuter & Burdet -- accepted
  Lonicera acuminata Wall. -- accepted
  Lonicera involucrata var. ledebourii (Eschsch.) Jeps. -- accepted -- twinberry honeysuckle
  Lopezia racemosa Cav. -- accepted
  Lophosoria quadripinnata var. contracta (Hieron.) R.M. Tryon & A.F. Tryon -- accepted
  Luehea divaricata Mart. -- accepted
  Lupinus confusus A. Heller -- not accepted
  Lychnis alpina f. albiflora (Lange) Fernald -- not accepted
  Lycopodium clavatum ssp. monostachyon (Hook. & Grev.) Selander -- not accepted
  Lycopodium clavatum var. tristachyum (Pursh) Hook. -- not accepted
  Lycopodium X sabinifolium Willd. -- not accepted
  Lysimachia filifolia C.N. Forbes & Lydgate -- accepted -- Wailua River yellow loosestrife
  Lysimachia verticillata M. Bieb. -- accepted -- loosestrife
  Maerua subcordata (Gilg) DeWolf -- accepted
  Magnolia lotungensis Chun & C.H. Tsoong -- not accepted -- eastern joy lotustree
  Magnolia stellata (Siebold & Zucc.) Maxim. -- accepted -- star magnolia
  Malache scabra B. Vogel -- not accepted
  Malacothamnus palmeri var. palmeri (S. Watson) Greene -- not accepted -- Palmer bush-mallow
  Malus baccata var. mandshurica (Maxim.) C.K. Schneid. -- not accepted
  Malus sikkimensis (Wenz.) Koehne ex C.K. Schneid. -- accepted
  Malva assurgentiflora (Kellogg) M.F. Ray -- accepted -- island mallow
  Malva brasiliensis Desr. -- accepted -- Brazilian mallow
  Malva multiflora (Cav.) Soldano, Banfi & Galasso -- accepted
  Mangifera caesia Jack -- accepted -- binjai
  Manihot dulcis (J.F. Gmel.) Baill. -- not accepted
  Mansoa hymenaea (DC.) A.H. Gentry -- accepted -- membranous garlicvine
  Maoutia australis Wedd. -- accepted
  Marah fabacea (Naudin) Greene -- accepted -- valley manroot, California manroot
  Marah fabacea var. agrestis (Greene) Stocking -- not accepted -- California manroot
  Marah fabacea var. fabacea (Naudin) Greene -- not accepted -- California manroot
  Marah horrida (Cogn.) Dunn -- accepted -- Sierran manroot, Sierra manroot
  Marah macrocarpa (Greene) Greene -- accepted -- Cucamonga manroot, large-fruited manroot
  Marah macrocarpa var. macrocarpa (Greene) Greene -- not accepted -- Cucamonga manroot
  Marah macrocarpa var. major (Dunn) Stocking -- not accepted -- Cucamonga manroot
  Marah macrocarpa var. micrantha (Dunn) Stocking -- not accepted -- Cucamonga manroot
  Marah macrocarpus (Greene) Greene -- not accepted -- Cucamonga manroot
  Marah oregana (Torr. & A. Gray) Howell -- accepted -- western wildcucumber, coastal manroot
  Marcgravia trinitatis C. Presl -- accepted -- bejuco de lira
  Margaritopsis C. Wright -- accepted
  Margaritopsis microdon (DC.) C.M. Taylor -- accepted
  Marsdenia dussii Schltr. -- accepted
  Matelea hirsuta (Vahl) Woodson -- accepted
  Matelea viridiflora (G. Mey.) Woodson -- not accepted
  Maurandya barclaiana Lindl. -- accepted -- Mexican viper
  Maxillaria luteo-alba Lindl. -- accepted
  Meconopsis Vig. -- accepted
  Meconopsis regia G. Taylor -- accepted
  Medicago ruthenica (L.) Trautv. -- accepted -- alfalfa
  Meiogyne Miq. -- accepted
  Meiogyne cylindrocarpa (Burck) Heusden -- accepted
  Melandrium mongolicum (Maxim.) Grubov -- not accepted
  Melandrium sibiricum A. Braun -- not accepted
  Melicoccus pedicellaris (Sagot ex Radlk.) Acev.-Rodr. -- accepted
  Melicope nealae (B.C. Stone) T.G. Hartley & B.C. Stone -- accepted
  Melothria sphaerocarpa (Cogn.) H. Schaef. & S.S. Renner -- accepted
  Mentzelia gracilis Urb. & Gilg. -- not accepted
  Mentzelia hualapaiensis J.J.Schenk, W.C.Hodgs. & L.Hufford -- accepted
  Mentzelia memorabilis N.H. Holmgren & P.K. Holmgren -- accepted -- September 11 stickleaf
  Mertensia toyabensis J.F. Macbr. -- not accepted
  Mesembryanthemum elongatum Haw. -- not accepted
  Mezonevron kavaiense (H. Mann) Hillebr. -- accepted -- uhiuhi
  Micranthemum callitrichoides C. Wright -- accepted
  Micranthes nelsoniana var. aestivalis (Fisch. & C.A. Mey.) Gornall & H. Ohba -- accepted
  Micranthes redofskyi (Adams) Elven & D.F. Murray -- accepted
  Microchilus C. Presl -- accepted
  Microchilus familiaris Ormerod -- accepted
  Microchilus hirtellus D. Dietr. -- accepted -- Cuban false helmetorchid
  Microchilus plantagineus (L.) D. Dietr. -- accepted -- Caribbean false helmetorchid
  Microcitrus australis (Planch.) Swingle -- accepted -- Australian round lime
  Milicia Sim -- accepted
  Milicia excelsa (Welw.) C.C. Berg -- accepted
  Miltoniopsis God.-Leb. -- accepted
  Mimulus fremontii var. vandenbergensis D.M. Thomps. -- accepted -- Vandenberg monkeyflower
  Mimulus michiganensis (Pennell) Posto & Prather -- accepted -- Michigan monkeyflower, Michigan monkey-flower
  Mimulus peduncularis Douglas ex Benth. -- not accepted
  Mimulus subuniflorus (Hook. & Arn.) Piper -- not accepted
  Mimulus X bartonianus Rivoire -- accepted -- monkeyflower
  Minuartia tenella (J. Gay) Mattf. -- accepted -- slender stitchwort
  Mirabilis aggregata (Ortega) Cav. -- accepted
  Mirabilis tenuiloba var. polyphylla (Standl.) J.F. Macbr. -- accepted
  Mirabilis tenuiloba var. tenuiloba S. Watson -- accepted
  Mollugo flavescens Andersson -- accepted
  Mollugo flavescens ssp. gracillima (Andersson) Eliasson -- accepted
  Monarda maritima (Cory) Correll -- accepted
  Monotropa hypopitys L. -- not accepted
  Monotropa hypopitys ssp. lanuginosa (Michx.) H. Hara -- not accepted
  Monotropa hypopitys var. americana (DC.) Domin -- not accepted
  Monotropa hypopitys var. latisquama (Rydb.) Kearney & Peebles -- not accepted
  Monotropa hypopitys var. rubra (Torr.) Farw. -- not accepted
  Montia spathulata (Douglas) Howell -- not accepted
  Montia spathulata var. spathulata (Douglas) Howell -- not accepted
  Mosiera Small -- accepted
  Mosiera xerophytica (Britton) Salywon -- accepted -- aridland stopper
  Muraltia DC. -- accepted
  Murraya paniculata (L.) Jack -- accepted
  Muscaria cespitosa ssp. laxiuscula (Engl. & Irmsch.) Á. Löve -- not accepted
  Myosotidium hortensia (Decne.) Baill. -- accepted -- giant forget-me-not
  Myrcia amazonica DC. -- accepted
  Myrcia fenzliana O. Berg -- accepted
  Myrcia portoricensis (Britton) Cedeńo-Mald. & Breckon ex F.S. Axelrod -- accepted -- Puerto Rico lidflower
  Myriopus Small -- accepted
  Myriopus maculatus (Jacq.) Feuillet -- accepted -- laurel-leaf soldierbush
  Myrsine guianensis (Aubl.) Kuntze -- accepted
  Nama californica (A. Gray) J.D. Bacon -- accepted -- California fiddleleaf, California nama
  Nama carnosa (Wooton) C.L. Hitchc. -- accepted -- sand fiddleleaf
  Nama demissa A. Gray -- accepted -- leafy nama, purplemat, purple mat
  Nama demissa var. covillei Brand -- accepted
  Nama demissa var. demissa A. Gray -- accepted -- purplemat, purple mat
  Nama densa Lemmon -- accepted -- leafy nama, mat nama
  Nama densa var. densa Lemmon -- accepted -- leafy fiddleleaf
  Nama densa var. parviflora (Greenm.) C.L. Hitchc. -- accepted -- leafy fiddleleaf
  Nama depressa Lemmon ex A. Gray -- accepted -- depressed fiddleleaf, narrowleaf nama
  Nama dichotoma (Ruiz & Pav.) Choisy -- accepted
  Nama hispida A. Gray -- accepted -- bristly nama, purple mat
  Nama jamaicensis L. -- accepted -- Jamaicanweed
  Nama macrantha (Choisy) Brand -- not accepted
  Nama parvifolia (Torr.) Greenm. -- accepted
  Nama pusilla Lemmon ex A. Gray -- accepted -- smallleaf nama, eggleaf nama
  Nama retrorsa J.T. Howell -- accepted -- betatakin fiddleleaf
  Nama sandwicensis A. Gray -- accepted -- hinahina kahakai
  Nama stenocarpa A. Gray -- accepted -- mud fiddleleaf
  Nama stenophylla A. Gray ex Hemsl. -- accepted -- slimpod fiddleleaf
  Nama torynophylla Greenm. -- accepted
  Nama undulata Kunth -- accepted -- whitewhisker fiddleleaf
  Nama undulata var. macrantha Choisy -- accepted
  Nama xylopoda C.L. Hitchc. -- accepted -- yellowseed fiddleleaf
  Neanotis W.H. Lewis -- accepted
  Nemophila arizonica M.E. Jones -- accepted
  Neoholmgrenia W.L. Wagner & Hoch -- accepted
  Neoholmgrenia hilgardii (Greene) W.L. Wagner & Hoch -- accepted -- Hilgard's suncup
  Neopanax Allan -- accepted
  Neopanax laetus (Kirk) Allan -- accepted
  Neoshirakia japonica (Siebold & Zucc.) Esser -- accepted
  Neottia Guett. -- accepted
  Neottia banksiana (Lind.) Rchb. f. -- accepted -- northwestern twayblade
  Neottia bifolia (Raf.) Baumbach -- accepted -- southern twayblade
  Neottia convallarioides (Sw.) Rich. -- accepted -- broadlipped twayblade, broadleaf twayblade, broadlipped listera
  Neottia cordata (L.) Rich. -- accepted -- heartleaf twayblade
  Neottia ovata (L.) Bluff & Fingerh. -- accepted -- eggleaf twayblade
  Neottia smallii (Wiegand) Szlach. -- accepted -- kidneyleaf twayblade
  Neottia X veltmanii (Case) Baumbach -- accepted -- Veltman's listera
  Nephelium ramboutan-ake (Labill.) Leenh. -- accepted
  Nesogenes A. DC. -- accepted
  Nesogenes rotensis Fosberg & D.R. Herbst -- accepted
  Nothofagus dombeyi (Mirb.) Oerst. -- accepted -- coigue
  Nothofagus obliqua (Mirb.) Oerst. -- accepted -- roble beech
  Notopleura (Benth. & Hook. f.) Bremek. -- accepted
  Oberna Adans. -- accepted
  Oberna multifida (Adams) Ikonn. -- accepted
  Ochrosia oppositifolia (Lam.) K. Schum. -- accepted
  Odontonema tubaeforme (Bertol.) Kuntze -- accepted -- firespike
  Oenanthe aquatica (L.) Poir. -- accepted -- fineleaf waterdropwort
  Oenothera bifrons Lindl. -- accepted
  Opithandra primuloides f. albiflora (Makino) T. Yamaz. -- not accepted
  Oreomunnea Oerst. -- accepted
  Oreomunnea pterocarpa Oerst. -- accepted
  Oreopanax dussii Krug & Urb. ex Duss -- accepted
  Origanum vulgare ssp. viridulum (Martrin-Donos) Nyman -- accepted
  Ornithidium Salisb. ex R. Br. -- accepted
  Orothamnus Pappe ex Hook. -- accepted
  Osteomeles schwerinae C.K. Schneid. -- accepted
  Oxypolis denticulata (Baldwin) J.R. Edm. -- accepted -- piedmont cowbane
  Oxytropis leucantha var. depressa (Rydb.) B. Boivin -- not accepted
  Pachypodium X hojnyi Halda -- accepted
  Palaquium gutta (Hook.) Baill. -- accepted -- gutta percha
  Palmerella A. Gray -- accepted
  Palmerella debilis A. Gray -- accepted
  Palmerella debilis ssp. serrata (A. Gray) Lammers -- accepted
  Papaver cornwallisense D. Löve -- not accepted
  Paraderris (Miq.) R. Geesink -- accepted
  Paraderris elliptica (Wall.) Adema -- accepted
  Parochetus africanus Polhill -- accepted
  Paronychia pulvinata (Small) Pax & K. Hoffm. -- not accepted -- Rocky Mountain nailwort
  Paronychia virginica var. virginica Spreng. -- not accepted -- silvery nailwort
  Parrya nudicaulis (L.) Regel -- not accepted
  Parrya platycarpa Hook. f. & Thomson -- not accepted
  Passiflora alata Curtis -- accepted
  Patellifolia A.J. Scott, Ford-Lloyd & J.T. Williams -- accepted
  Patellifolia patellaris (Moq.) A.J. Scott, Ford-Lloyd & J.T. Williams -- accepted
  Pavonia scabra (B. Vogel) Cif. -- not accepted
  Pedicularis labradorica var. sulphurea Hultén -- not accepted -- Labrador lousewort
  Penthorum chinense Pursh -- accepted
  Persicaria amphibia (L.) Delarbre -- accepted -- water knotweed
  Persicaria decipiens (R. Br.) K.L. Wilson -- accepted
  Persicaria longiseta (Bruijn) Kitag. -- accepted -- oriental lady's thumb
  Persicaria neofiliformis (Nakai) Ohki -- not accepted
  Petenaea Lundell -- accepted
  Petenaea cordata Lundell -- accepted
  Petroselinum crispum (Mill.) Fuss -- accepted -- parsley
  Peucedanum farinosum Geyer ex Hook. -- not accepted
  Philadelphus karwinskyanus Koehne -- accepted
  Phlebotaenia Griseb. -- accepted
  Phlegmariurus X koolauensis W.H. Wagner -- not accepted
  Phlox acuminata Pursh -- accepted
  Phyllostegia yamaguchii Hosaka & O. Deg. -- not accepted -- Yamaguchi phyllostegia
  Picrorhiza Royle ex Benth. -- accepted
  Picrorhiza kurrooa Royle -- accepted
  Pieris nitida (W. Bartram ex Marshall) Benth. & Hook. f. -- not accepted
  Pilea grandifolia Blume -- accepted
  Pilea margarettae Britton -- accepted -- Margarett's clearweed
  Piper angustilimbum C. DC. -- accepted
  Piper caracasanum Bredem. ex Link -- not accepted
  Piper humile Mill. -- not accepted
  Piper obliquum Ruiz & Pav. -- accepted
  Piperia michaeli (Greene) Rydb. -- not accepted
  Platanthera colemanii (Rand. Morgan & Glic.) R.M. Bateman -- accepted
  Platanthera elegans Lindl. -- accepted
  Platanthera elegans ssp. decurtata (Rand. Morgan & Glic.) R.M. Bateman -- accepted
  Platanthera elegans ssp. maritima (Rydb.) R.M. Bateman -- accepted
  Platanthera elongata (Rydb.) R.M. Bateman -- accepted
  Platanthera ephemerantha R.M. Bateman -- accepted
  Platanthera leptopetala (Rydb.) R.M. Bateman -- accepted
  Platanthera michaelii (Greene) R.M. Bateman -- accepted
  Platanthera transversa (Suksd.) R.M. Bateman -- accepted
  Platanthera yadonii (Rand. Morgan & Ackerman) R.M. Bateman -- accepted
  Platanus hybridus Brot. -- not accepted
  Platanus X acerifolia (Aiton) Willd. (pro sp.) -- not accepted -- London planetree
  Plectranthus rotundifolius (Poir.) Spreng. -- accepted
  Pleopeltis revoluta Alderw. -- accepted
  Plinia L. -- accepted
  Plinia cauliflora (Mart.) Kausel -- accepted
  Plocama Ait. -- accepted
  Plocama calabrica (L. f.) M. Backlund & Thulin -- accepted
  Poincianella Britton & Rose -- accepted
  Poincianella myabensis (Britton) Britton & Rose -- accepted
  Polemonium van-bruntiae Britton -- not accepted
  Pollichia Aiton -- accepted
  Polycnemum arvense var. brachyphyllum Neilr. -- not accepted
  Polygala arenicola Small -- not accepted
  Polygala arenicola Gürke -- accepted
  Polygonum humifusum C. Merck ex K. Koch -- accepted -- Alaska knotweed
  Polygonum interior Brenckle -- not accepted
  Polygonum paronychioides C.A. Mey. -- accepted
  Polypodium tobagense C. Chr. -- accepted
  Polyscias flynnii (Lowry & K.R. Wood) Lowry & G.M. Plunkett -- accepted -- Flynn's `ohe
  Polyscias gymnocarpa (Hillebr.) Lowry & G.M. Plunkett -- accepted -- `ohe`ohe, Koolau Range `ohe
  Polyscias hawaiensis (A. Gray) Lowry & G.M. Plunkett -- accepted -- Hawai'i `ohe
  Polyscias kavaiensis (H. Mann) Lowry & G.M. Plunkett -- accepted -- `ohe`ohe
  Polyscias lanutoensis (Hochr.) Lowry & G.M. Plunkett -- accepted
  Polyscias macgillivrayi (Benth.) Harms -- accepted
  Polyscias oahuensis (A. Gray) Lowry & G.M. Plunkett -- accepted -- `ohe mauka
  Polyscias racemosa (C.N. Forbes) Lowry & G.M. Plunkett -- accepted
  Polyscias sandwicensis (A. Gray) Lowry & G.M. Plunkett -- accepted -- `ohe makai
  Polyscias waialealae (Rock) Lowry & G.M. Plunkett -- accepted -- Mt. Waialeale `ohe
  Polyscias waimeae (Wawra) Lowry & G.M. Plunkett -- accepted -- `ohe kiko `ola
  Porteranthus Britton -- not accepted -- porteranthus
  Posoqueria Aubl. -- accepted
  Potentilla puberula Krasan -- accepted
  Prepusa Mart. -- accepted
  Prepusa hookeriana Gardn. -- accepted
  Primula baileyana Kingdon-Ward -- accepted
  Primula groenlandica (Warm.) W.W. Sm. & Forrest -- not accepted
  Primula groenlandica (Warm.) A.W. Hill -- not accepted
  Primula modesta Bisset & S. Moore -- accepted
  Primula modesta var. matsumurae (Petitm.) Takeda -- accepted
  Primula wilsonii Dunn -- accepted
  Primula wilsonii var. anisodora (Balf. f. & Forrest) A.J. Richards -- accepted
  Pristimera celastroides (Kunth) A.C. Sm. -- accepted
  Proboscidea parviflora var. hohokamiana Bretting -- accepted
  Prosthechea serrulata (Sw.) W.E. Higgins -- not accepted -- smalltooth star orchid
  Prunus pensylvanica ssp. corymbulosa (Rydb.) W. Wight -- not accepted
  Prunus umbellata var. injucunda (Small) Sarg. -- not accepted
  Prunus X domestica var. insititia (L.) B. Boivin (pro nm.) -- not accepted
  Pseuderanthemum bicolor Radlk. -- accepted
  Pseuderanthemum laxiflorum (A. Gray) F.T. Hubb. ex L.H. Bailey -- accepted
  Pseudobombax maximum A. Robyns -- accepted
  Psidium cattleianum Sabine -- accepted -- Cattley guava, cherry guava, Chinese guava, kuahpa, purple guava, strawberry guava
  Psorothamnus thompsonae var. thompsonae (Vail) S.L. Welsh & N.D. Atwood -- not accepted
  Psychilis bifida (Aubl.) Sauleda -- accepted -- thicket butterfly orchid
  Psychotria berteroana DC. -- accepted
  Pteralyxia laurifolia (Lodd.) Leeuwenb. -- accepted
  Pteridium aquilinum var. champlainense B. Boivin -- not accepted -- Champlain's brackenfern
  Pteris lidgatii (Baker) Christ -- not accepted
  Pteris lydgatei (Baker) Christ -- accepted -- Lidgate's brake
  Pyrrosia Mirb. -- accepted
  Pyrrosia longifolia (Burm. f.) C.V. Morton -- accepted
  Pyrus americana (Marshall) Spreng. -- not accepted
  Quercus dumosa var. kinselae C.H. Mull. -- not accepted
  Quercus ithaburensis Decne. -- accepted
  Quercus ithaburensis ssp. ithaburensis Decne. -- accepted
  Quercus ithaburensis ssp. macrolepis (Kotschy) Hedge & Yalt. -- accepted
  Racosperma melanoxylon (R. Br.) Pedley -- not accepted
  Randia obcordata S. Watson -- accepted
  Ranunculus austro-oreganus L.D. Benson -- accepted -- Southern Oregon buttercup
  Ranunculus glacialis var. camissonis (Schltdl.) L.D. Benson -- accepted -- glacier buttercup
  Raphanus confusus (Greuter & Burdet) Al-Shehbaz & Warwick -- accepted
  Rhinanthus major L. -- accepted -- European yellow rattle
  Rhoiptelea Diels & Hand.-Mazz. -- accepted
  Rhoiptelea chiliantha Diels & Hand.-Mazz. -- accepted
  Rhus copallinum L. -- accepted -- flameleaf sumac, winged sumac, shining sumac
  Rhus copallinum var. copallinum L. -- accepted -- winged sumac, shining sumac, flameleaf sumac
  Rhus copallinum var. lanceolata A. Gray -- accepted
  Rhus copallinum var. latifolia Engl. -- not accepted -- winged sumac, shining sumac
  Rhus copallinum var. leucantha (Jacq.) DC. -- not accepted -- winged sumac, shining sumac
  Rhynchosia simplicifolia (Walter) Alph. Wood -- not accepted
  Ribes X gordonianum Lem. -- accepted
  Ribes X utile Jancz. -- accepted -- currant
  Riocreuxia Decne. -- accepted
  Robinia grandiflora L. -- not accepted
  Rollinia pulchrinervia A. DC. -- not accepted
  Rosa lucidissima H. Lév. -- accepted
  Rosa X dupontii Déségl. -- accepted
  Rosa X iwara Sieber ex Regel -- accepted
  Rosenbergiodendron Fagerl. -- accepted
  Rubia peregrina L. -- accepted
  Rubus amplificatus Lees -- accepted
  Rubus canescens DC. -- accepted
  Rubus ferrofluvius H.A. Davis, A.M. Fuller & T. Davis -- not accepted
  Rubus fraternus Gremli -- accepted
  Rubus fuscus Weihe & Nees ex Bluff & Fingerh. -- not accepted
  Rubus hesperius Rogers -- accepted
  Rubus mananensis L.H. Bailey ex Weath. & J. Adams -- accepted -- Grand Manan dewberry
  Rubus plicatus Weihe & Nees -- accepted
  Rubus sachalinensis H. Lév. -- accepted
  Rubus suppar L.H. Bailey -- accepted -- New Glasgow dewberry
  Rubus trux Ashe -- not accepted -- Lookout Mountain blackberry
  Rubus viburnifolius Franch. -- accepted
  Rubus X fraseri Rehder -- accepted -- Fraser's blackberry
  Rulac texana (Pax) Small -- not accepted
  Sadleria wagneriana D.D. Palmer & Flynn -- accepted
  Sagraea pusilliflora (Cogn.) Alain -- accepted
  Sagraea scabrosa (L.) Naudin -- accepted
  Salicornia mucronata Lag. -- accepted
  Salix geyerana Andersson -- not accepted -- Geyer's willow
  Salix longifolia Lam. -- accepted
  Salix myrsinites var. curtiflora Andersson -- not accepted
  Salix myrsinites var. pseudomyrsinites Andersson -- not accepted
  Salix novae-angliae ssp. pseudomyrsinites (Andersson) Andersson -- not accepted
  Salix oleifolia Vill. -- accepted
  Salix padifolia Andersson -- accepted
  Salix rostrata Thuill. -- accepted
  Salix salomonii (Carričre) Carričre -- not accepted
  Salix X ambigua Ehrh. -- accepted
  Salix X cotteti Kern. -- accepted
  Salix X cottetii Kern. -- not accepted -- dwarf willow, Cottet willow
  Salvia coccinea Juss. ex Murray -- not accepted -- blood sage
  Sanchezia nobilis Hook. f. -- not accepted
  Sarracenia alabamensis Case & R.B. Case -- accepted -- Alabama canebrake pitcherplant, Alabama pitcherplant
  Sarracenia alabamensis ssp. wherryi (D.E. Schnell) Case & R.B. Case -- accepted -- Wherry's pitcherplant
  Sarracenia minor var. okefenokeense D.E. Schnell -- accepted
  Sarracenia purpurea f. heterophylla (Eaton) Fernald -- accepted
  Sarracenia purpurea f. luteola Hanrahan & James M. Mill. -- not accepted
  Sarracenia rubra ssp. alabamensis D.E. Schnell -- not accepted -- Alabama canebrake pitcherplant, Alabama pitcherplant, Alabama canebrake pitcher-plant
  Sarracenia rubra ssp. alabamensis (Case & R.B. Case) S. McPherson & D.E. Schnell -- not accepted
  Sarracenia rubra ssp. wherryi D.E. Schnell -- not accepted -- Wherry's pitcherplant
  Saxifraga aestivalis Fisch. & C.A. Mey. -- not accepted
  Saxifraga cespitosa ssp. laxiuscula (Engl. & Irmsch.) Á. Löve & D. Löve -- not accepted
  Saxifraga redofskyi Adams -- not accepted
  Scabiosa palaestina L. -- not accepted
  Scaphyglottis punctulata (Rchb. f.) C. Schweinf. -- accepted -- dotted orchid
  Schefflera elliptica (Blume) Harms -- accepted
  Schefflera morototoni (Aubl.) Maguire, Steyerm. & Frodin -- accepted -- matchwood
  Schenkia Griseb. -- accepted
  Schenkia sebaeoides Griseb. -- accepted -- `awiwi, lavaslope centaury
  Schenkia spicata (L.) G. Mans. -- accepted -- spiked centaury
  Schinus terebinthifolius var. rhoifolius (Mart.) Engl. -- accepted
  Schistophragma intermedium (A. Gray) Pennell -- accepted -- harlequin spiralseed
  Schivereckia Andrz. ex DC. -- accepted
  Schivereckia hyperborea (L.) Berkut. -- accepted
  Schizolobium parahyba (Vell.) S.F. Blake -- accepted -- Brazilian firetree
  Schizolobium parahyba var. amazonicum (Huber ex Ducke) Barneby -- accepted
  Schizolobium parahyba var. parahyba (Vell.) S.F. Blake -- accepted
  Sciadophyllum capitatum (Jacq.) Griseb. -- not accepted
  Sciodaphyllum capitatum (Jacq.) Griseb. -- not accepted
  Scyphiphora hydrophylacea C.F. Gaertn. -- accepted
  Securinega Comm. ex Juss. -- accepted
  Sedum rubrotinctum R.T. Clausen -- accepted
  Senegalia riparia (Kunth) Britton & Rose -- accepted
  Senna auriculata (L.) Roxb. -- accepted
  Serjania lucida Schumach. -- accepted
  Serpocaulon A.R. Sm. -- accepted
  Sida cuneifolia Roxb. -- not accepted
  Sideroxylon polynesicum (Hillebr.) Smedmark & Anderb. -- not accepted
  Silene fimbriata Sims -- not accepted
  Silene glauca Lag. -- not accepted
  Silene mongolica Maxim. -- accepted
  Silene montana Arrond. -- accepted
  Silene songarica (Fisch., C.A. Mey., & Avé-Lall.) Bocquet -- accepted
  Silene X intermedia (Schur) Philp -- not accepted
  Siphoneugena dussii (Krug & Urb.) Proença -- accepted
  Smelowskia calycina (Stephan ex Willd.) C.A. Mey. -- accepted -- alpine smelowskia
  Smelowskia media (W.H. Drury & Rollins) Velichkin -- accepted
  Smelowskia parryoides (Cham.) Polunin -- accepted
  Smythea lanceata (Tul.) Summerh. -- accepted
  Solms-laubachia Muschl. -- accepted
  Solms-laubachia platycarpa (Hook f. & Thomson) Botsch. -- accepted
  Sophia andrenarum var. osmiarum Cockerell -- not accepted
  Sorbus X thuringiaca (Ilse) Fritsch -- accepted -- mountain-ash
  Sotoa confusa (Garay) Salazar -- accepted
  Spermacoce dasycephala (Cham. & Schltdl.) Delprete -- accepted
  Spermacoce neoterminalis Govaerts -- accepted
  Spermolepis divaricata (Benth. & Hook. f. ex S. Watson) Raf. ex Ser. -- accepted -- forked scaleseed, roughfruit scaleseed
  Sphaeralcea gierischii N.D. Atwood & S.L. Welsh -- accepted -- Gierisch mallow
  Sphaeropteris fusca (Baker) R.M. Tryon -- accepted
  Sphaerostephanos maemonensis (W.H. Wagner & Grether) Holttum -- accepted
  Spiraea nipponica Maxim. -- accepted
  Spiraea X vanhouttei (Briot) Zabel -- not accepted
  Spiraeanthus schrenckianus Maxim. -- accepted
  Stachytarpheta X trimenii Rech. -- accepted
  Staticaceae -- not accepted
  Steironema hybridum (Michx.) Raf. ex B.D. Jacks. -- not accepted
  Stellaria pulvinata Grubov -- accepted
  Stemodia lanata Ruiz & Pav. ex Benth. -- accepted -- gray-woolly twintip, Stemodia lanata
  Stenostomum C.F. Gaertn. -- accepted
  Sticherus owhyhensis (Hook.) Ching -- accepted
  Sticherus palmatus (W. Schaffn. ex E. Fourn.) Copel. -- not accepted
  Stryphnodendron adstringens (Mart.) Coville -- accepted
  Sudamerlycaste Archila -- accepted
  Sudamerlycaste barringtoniae (Sm.) Archila -- accepted -- bee orchid
  Swietenia X aubrevilleana Stehlé & Cusin -- accepted
  Synandra hispidula (Michx.) Baill. -- accepted
  Syzygium carolinensis (Koidz.) Hosok. -- accepted
  Syzygium racemosum (Blume) DC. -- accepted
  Syzygium samoense (Burkill) Whistler -- accepted
  Syzygium sandwicense (A. Gray) Müll. Berol. -- accepted -- 'ohi'a ha
  Syzygium sandwicense (A. Gray) Nied. -- not accepted -- 'ohi'a ha
  Syzygium stelechanthum (Diels) Glassman -- accepted
  Tabebuia karsoana Trejo -- accepted
  Tabernaemontana pandacaqui Poir. -- accepted
  Talauma Juss. -- accepted
  Talauma hodgsonii Hook. f. & Thomson -- accepted
  Tapiscia Oliver -- accepted
  Tara Molina -- accepted
  Tarenna sambucina (G. Forst.) T. Durand ex Drake -- accepted
  Tectaria estremerana Proctor & A.M. Evans -- accepted
  Terminalia molinetii M. Gómez -- accepted
  Tetrazygia urbani Cogn. -- not accepted
  Thelypteris augescens var. puberula (Baker) Munz & I.M. Johnst. -- not accepted
  Thelypteris brittoniae (Sloss. ex Maxon) Alain -- not accepted
  Thorella bulbosa (Thore) P. Fourn. -- not accepted
  Thyrsopteris Kunze -- accepted
  Thyrsopteris elegans Kunze -- accepted
  Thysanocarpus curvipes ssp. curvipes Hook. -- accepted
  Thysanocarpus curvipes ssp. elegans (Fisch. & C.A. Mey.) P.J. Alexander & Windham -- accepted
  Thysanocarpus curvipes ssp. longistylus (Jeps.) P.J. Alexander & Windham -- accepted
  Thysanocarpus desertorum Heller -- accepted
  Thysanocarpus erectus S. Watson -- accepted
  Treculia africana Decne. ex Trécul -- accepted -- African breadfruit
  Trichomanes brevipes (C. Presl) Baker -- accepted
  Trifolium dasyphyllum var. uintense (Rydb.) J.S. Martin ex Isely -- not accepted
  Trifolium dasyphyllum var. uintense (Rydb.) S.L. Welsh -- not accepted
  Trifolium longipes var. pedunculatum (Rydb.) Isely -- not accepted
  Triodanis perfoliata ssp. biflora (Ruiz & Pav.) Lammers -- accepted -- small Venus' looking-glass
  Triplaris americana L. -- accepted
  Tristiropsis acutangula Radlk. -- accepted
  Tylosema (Schweinf.) Torre & Hillc. -- accepted
  Urechites Müll. Arg. -- not accepted
  Utricularia racemosa Wall. ex Walp. -- not accepted
  Varronia bullata L. -- accepted
  Varronia bullata ssp. humilis (Jacq.) Feuillet -- accepted -- curaciao bush
  Varronia curassavica Jacq. -- accepted
  Varronia wagnerorum (R.A. Howard) Borhidi -- accepted -- Luquillo Mountain manjack
  Verbena prostrata Savi -- not accepted
  Veronica alpina ssp. australis (Wahlenb.) Á. Löve & D. Löve -- not accepted
  Veronica alpina var. australis Wahlenb. -- not accepted -- alpine speedwell
  Verticordia DC. -- accepted
  Vicia ludoviciana Nutt. ex Torr. & A. Gray -- accepted -- Louisiana vetch, deerpea vetch, slim vetch
  Vicia pseudocracca Bertol. -- not accepted
  Vicia villosa var. pseudocracca (Bertol.) Hormat -- accepted -- winter vetch
  Vigna adenantha (G. Mey.) Maréchal, Mascherpa & Stainier -- accepted -- wild pea
  Vigna hosei (Craib) Backer ex K. Heyne -- accepted -- Sarawak bean
  Vigna marina (Burm.) Merr. -- accepted -- notched cowpea
  Viola maccabeana M.S. Baker -- not accepted
  Vitis bourquiniana Munson -- not accepted
  Volkameria L. -- accepted
  Winterana L. -- not accepted
  Wullschlaegelia calcarata Benth. -- accepted
  X Cuprocyparis Farjon -- accepted
  Xanthoceras sorbifolium Bunge -- accepted
  Xylosma crenata (H. St. John) H. St. John -- accepted -- sawtooth logwood
  Xylosma hawaiiensis Seem. -- accepted -- Hawai'i brushholly
  Zanthoxylum glandulosum (Raf.) Raf. -- accepted
  Zanthoxylum tragodes (Jacq.) DC. -- accepted
  Zeltnera abramsii (Munz) G. Mans. -- accepted -- charming centaury
  Zeltnera arizonica (A. Gray) G. Mans. -- accepted -- Arizona centaury
  Zeltnera beyrichii (Torr. & A. Gray) G. Mans. -- accepted -- rock centaury, quinineweed, mountain pink
  Zeltnera davyi (Jeps.) G. Mans. -- accepted -- Davy's centaury
  Zeltnera exaltata (Griseb.) G. Mans. -- accepted -- Great Basin centaury, desert centaury
  Zeltnera glandulifera (Correll) G. Mans. -- accepted -- sticky centaury
  Zeltnera maryanna (B.L. Turner) G. Mans. -- accepted -- gypsum centaury
  Zeltnera muehlenbergii (Griseb.) G. Mans. -- accepted -- Muhlenberg's centaury, June centaury
  Zeltnera multicaulis (B.L. Rob.) G. Mans. -- accepted -- manystem centaury
  Zeltnera namophila (Reveal, C.R. Broome & Beatley) G. Mans. -- accepted -- spring-loving centaury
  Zeltnera nevadensis (C.R. Broome) G. Mans. -- accepted
  Zeltnera nudicaulis (Engelm.) G. Mans. -- accepted -- Santa Catalina Mountain centaury
  Zeltnera quitensis (Kunth) G. Mans. -- accepted
  Zeltnera texensis (Griseb. ex Hook.) G. Mans. -- not accepted
  Zeltnera trichantha (Griseb.) G. Mans. -- accepted -- alkali centaury
  Zeltnera venusta (A. Gray) G. Mans. -- accepted -- charming centaury

A gray bar