Natural Genus Names With Abbreviations

The following table is provided by Julian Shaw, the International Orchid Registrar at the Royal Horticultural Society.
It is the result of a database table extraction to provide a list of Natural genus names in use with their valid abbreviations.
The data is the property of the Royal Horticultural Society and is used with their permission.
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Tcode: Status: Genus: Synonym? Abbreviation: Breeding group: Notes: Author 1: Author 2: Date Added: Author 2:
125166 p Aa FALSE Aa.   Xenia Orch. 1: 18 (1854);  Gen. Orch. 3: 24 (2003); Rchb.f.   03-Jul-02 gen
125116 p Abaxianthus TRUE Ab. 3 in The Orchadian 13(11): 485 (2002). Type: {Desmodium convexa} Blume. See {Flickingeria}. M.A.Clem. D.L.Jones 01-Jul-02 gen
125167 p Abdominea FALSE Abd.   in Bull. Jard. Bot. Buitenzorg, II, 14: 52 (1914). J.J.Sm.   03-Jul-02 gen
150588 c Aberrantia TRUE Abr. 85 in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253. Feb. 2004; Icon. Pleurothall. 26: 253. Feb 2004: Basionym,  {Pleurothallis} subgen. {Aberrantia}; nom. inval., published simultaneously with {Pleurothallis} subgen. {Aberrantia} Luer. (Luer) Luer 27-Oct-05 gen
759 p Acacallis TRUE Ac. 6 Fol. Orchid. 4: 30 (1853). See {Aganisia} Lindl.   21-Nov-88 gen
108 c Acampe FALSE Acp. 9 Fol. Orchid. 4: 1 (1853). Lindl.   21-Nov-88 gen
125168 p Acanthephippium FALSE Aca.   Bijdr.: 353 (1825); Endl. Gen. 200 (1837), {Acanthophippium} Blume orth. var. Bl. ex Endl. 03-Jul-02 gen
123541 c Aceras TRUE A. 12 in Aiton, Hort. Kew, ed. 2, 5, 191 (1813). Gen. Orch. 2(1): 333 (2001); See {Orchis} R.Br.   13-Feb-02 gen
125169 p Aceratorchis FALSE Ao.   Gen. Orch. 2(1): 245 (2001); Schltr.   03-Jul-02 gen
125785 p Acianthera FALSE Acia.   in Allg. Gartenzeitung 10: 292 (1842). cf. {Pleurothallis}. Scheidw.   10-Jul-02 gen
125170 p Acianthus FALSE Aci.   Gen. Orch. 2(1): 68 (2001); R.Br.   03-Jul-02 gen
109 c Acineta FALSE Acn. 5 in Edwards's Bot. Reg. 29(Misc.): 67 (1843); syn. {Neippergia}  C.Morren Lindl.   21-Nov-88 gen
130899 c Ackermania TRUE Akm. 6 in Orquideologia 18: 202 (1993), nom. illeg. see {Benzingia}  Dodson Dodson & R.Escobar 11-Apr-03 gen
125171 c Acoridium TRUE Aco.   in Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 19(Suppl. 1): 131 (1843); see {Dendrochilum}  Blume, Nees & Meyen 03-Jul-02 gen
125172 p Acostaea FALSE Asa.   in Repert. Spec. Nov. Regni Veg. Beih. 19: 22, 283 (1923). Schltr.   03-Jul-02 gen
125173 p Acriopsis FALSE Acr.   Catalogus: 97 (1823). Reinw. ex Bl. 03-Jul-02 gen
125174 p Acrolophia FALSE Apa.   in H.G.A.Engler & K.A.E.Prantl (eds.), Nat. Pflanzenfam. 2(6): 133 (1888). Pfitzer   03-Jul-02 gen
141121 c Acronia TRUE Aro.   in Reliq. Haenk. 1: 103 (1827). cf. {Pleurothallis}.  C.Presl   16-Sep-04 gen
141637 c Acropera TRUE Acro. 5 Gen. Sp. Orchid. Pl.: 172 (1833). See {Gongora}. Lindl.   15-Oct-04 gen
125175 p Acrorchis FALSE Arr.   in Orquídea (Mexico City), n.s., 12: 14 (1990). Dressler   03-Jul-02 gen
110 c Ada FALSE Ada 8 in Fol. Orchid. 5: 1 (1853). Lindl.   21-Nov-88 gen
142446 c Adamantinia FALSE Adn. 7 in Orch. Digest 68(4): 230-231(2004); Van den Berg & C.N.Gonçalves 17-Nov-04 gen
126106 t Adelopetalum FALSE Adl. 11 in J. Bot. 29: 152 (1891); Orchadian 13(11): 498 (2002). cf. {Bulbophyllum} Fitzg.   09-Aug-02 gen
125176 p Adenochilus FALSE Ad.   Gen. Orch. 2(1): 85 (2001); Hook.f.   03-Jul-02 gen
125177 p Adenoncos FALSE Ade.   Bijdr.: 381 (1825); syn. {Podochilopsis} Guillaumin Blume   03-Jul-02 gen
125178 p Adrorhizon FALSE Adr.   in H.Trimen, Handb. Fl. Ceylon 4: 161 (1898). Hook.f.   03-Jul-02 gen
133467 c Aenhenrya FALSE Aen.   in J. Bomb. Nat. Hist. Soc. 90: 270 (1993); Gen. Orch. 3: 66 (2003); Gopalan   01-Sep-03 gen
111 c Aerangis FALSE Aergs. 9 in Flora 48: 190 (1865); syn. {Radinocion}  Ridl., Bol. Soc. Brot. 5: 200 (1887); {Barombia} Schltr., Orchideen: 600 (1914). Rchb.f.   21-Nov-88 gen
112 c Aeranthes FALSE Aerth. 9 in Bot. Reg. 10: t. 817 (1824). Lindl.   21-Nov-88 gen
113 c Aerides FALSE Aer. 9 Fl. Cochinch.: 525 (1790); syn. {Aeeridium} Salisb.; {Dendrorkis} Thouars; {Orxera} Raf.; {Aeridium} Pfeiff.   Note that {Aerides} is neuter hence {Aer. falcatum} not {Aer. falcata}. Lour.   21-Nov-88 gen
145179 c Aeridostachya TRUE Ads. 19 in Schlechter Orchideen 1(11-12): 714 (1981). cf. {Eria} (Hook.f.) Brieger 04-Mar-05 gen
102 c Aganisia FALSE Agn. 6 in Edwards's Bot. Reg. 25(Misc.): 45 (1839); syn. {Acacallis} Lindl., {Kochiophyton} Schltr. ex Cogn. Lindl.   21-Nov-88 gen
125179 p Aglossorhyncha FALSE Ag.   in K.M.Schumann & C.A.G.Lauterbach, Fl. Schutzgeb. Südsee, Nachtr.: 133 (1905). Schltr.   03-Jul-02 gen
125180 p Agrostophyllum FALSE Agr.   Bijdr.: 368 (1825); {Diploconchium}  Schauer, {Chitonochilus}  Schltr. Blume   03-Jul-02 gen
125181 p Alamania FALSE Al.   in P.de La Llave & J.M.de Lexarza, Nov. Veg. Descr. 2(Orch.Opusc.): 31 (1825). Lex.   03-Jul-02 gen
153077 c Alatiglossum TRUE Atg. 8 in Coletânea Orqu. Brasil. 3: 87 (Feb. 2006). Split from {Oncidium}, incl. sect. {Barbata} Lindl. Type: (Onc. barbatum} Lindl. D.H.Baptista   01-Mar-06 gen
125182 p Altensteinia FALSE Alt.   Nov. Gen. Sp. 1: 332, t.72, 73 (1816);  Gen. Orch. 3: 26 (2003); Kunth in Humboldt, Bonpland & Kunth 03-Jul-02 gen
145180 c Alvisia TRUE Alv. 19 Fol. Orchid. 8: 1 (1859). cf. {Eria}. Lindl.   04-Mar-05 gen
103 c Amblostoma FALSE Amb. 7 in Allg. Gartenzeitung 6: 383 (1838). Scheidw.   21-Nov-88 gen
125183 p Ambrella FALSE Aba.   in Bull. Soc. Bot. France 81: 655 (1934). H.Perrier   03-Jul-02 gen
125184 p Amerorchis FALSE Aos. 91 in Arq. Bot. Estado São Paulo, n.s., 7: 34 (1968). Hultén   03-Jul-02 gen
123553 p Amesiella FALSE Ame. 9 in Bot. Mus. Leafl. Harvard Univ., 23 (4): 159 (1972); Schltr. ex Garay 13-Feb-02 gen
125185 c Amitostigma FALSE Ami.   in Fedde, Repert. Beih. iv. 91 (1919): syn. {Mitostigma} Bl.; Gen. Orch. 2(1): 247 (2001); Schltr.   03-Jul-02 gen
125186 c Amparoa TRUE Amp. 8 in Repert. Spec. Nov. Regni Veg. Beih. 19: 64 (1923); see {Rhynchostele}. Schltr.   03-Jul-02 gen
125187 p Amphigena TRUE Aga. 94 in W.H.Harvey & auct. suc. (eds.), Fl. Cap. 5(2): 197 (1913); Gen. Orch. 2(1): 33 (2001); included in {Disa} pending further study. Rolfe   03-Jul-02 gen
141959 c Amphiglottis TRUE Amph. 7 in Trans. Hort. Soc. London 1: 294 (1812); see {Epidendrum}. Salisb.   29-Oct-04 gen
153076 c Ampliglossum TRUE Amg. 8 in Coletânea Orqu. Brasil. 3: 83 (Feb. 2006). Split from {Oncidium}, incl. sect. {Synsepala} Pfitz., sect. {Verrucituberculata} Lindl., sect. {Oblongata} Kraenzl. Type: {Onc. varicosum} Lindl. & Pax. Campacci   01-Mar-06 gen
123556 c Anacamptis FALSE Ant. 12 De Orchid. Eur.: 25 (1817); Gen. Orch. 2(1): 249 (2001); syn. {Vermeulenia} Á.Löve & D.Löve, {Anteriorchis} E.Klein & Strack. Rich.   13-Feb-02 gen
141929 p Anacheilium TRUE Ahl. 7 in Linnaea 16(Litt.): 229 (1842); see {Epidendrum} s.l. Hoffmanns.   27-Oct-04 gen
125786 p Anathallis FALSE Anat.   Gen. Spec. Orchid. 1: 23 (1877); cf. {Pleurothallis}. Barb.Rodr.   10-Jul-02 gen
150589 c Ancipitia TRUE Acip. 85 in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 254. Feb 2004; Icon. Pleurothall. 26: 254. Feb 2004: basionym: {Pleurothallis} subgen. {Ancipitia}. (Luer) Luer 27-Oct-05 gen
125188 p Ancistrochilus FALSE Anc.   in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 7: 44 (1897). Rolfe   03-Jul-02 gen
125189 p Ancistrorhynchus FALSE Anci.   in Bull. Soc. Bot. France 54(9): 44 (1907); syn. {Phormangis} Schltr. Finet   03-Jul-02 gen
125787 p Andinia FALSE Andi.   in Monogr. Syst. Bot. Missouri Bot. Gard. 79: 5 (2000). (Luer) Luer 10-Jul-02 gen
131737 c Andreettaea TRUE Adt.   in Selbyana, 2(2-3): 183 (1978). Syn. {Pleurothallis} subgen. {Andreettaea}  (Luer) C.A. Luer, Ic. Pleurothallid. III - Syst. Pleurothallis (Monogr. Syst. Bot. Missouri Bot. Gard. 20): 31 (1986). Luer   03-Jun-03 gen
125190 p Androchilus FALSE And.   in Bot. Not. 1844: 101 (1844). cf. {Ponthieva} R.Br. Liebm. ex Hartman 03-Jul-02 gen
125191 p Androcorys FALSE Andr.   in Repert. Spec. Nov. Regni Veg. Beih. 4: 52 (1919). Schltr.   03-Jul-02 gen
125192 p Angraecopsis FALSE Ago.   in Bot. Jahrb. Syst. 28: 171 (1900). Kraenzl.   03-Jul-02 gen
104 c Angraecum FALSE Angcm. 9 Voy. îles Afrique 1: 359 (1804). Bory   21-Nov-88 gen
105 c Anguloa FALSE Ang. 6 Fl. Peruv. Prodr.: 118 (1794). Ruiz & Pav. 21-Nov-88 gen
125193 p Ania FALSE Ani.   Gen. Sp. Orchid. Pl.: 129 (1831); syn. {Ascotainia} Ridl. Lindl.   03-Jul-02 gen
125194 p Anneliesia TRUE Ann. 8 in Orchidee (Hamburg) 34: 129 (1983); see {Miltonia}. Brieger & Lückel 03-Jul-02 gen
141968 p Anocheile TRUE Ache. 7 in Deut. Bot. Herb.-Buch: 235 (1841); see {Epidendrum}. Hoffmanns. ex Rchb. 29-Oct-04 gen
125195 p Anochilus TRUE Anoc.   in W.H.Harvey & auct. suc. (eds.), Fl. Cap. 5(2): 280 (1913); see { Pterygodium}  Sw. (Schltr.) Rolfe 03-Jul-02 gen
106 c Anoectochilus FALSE Anct. 2 Bijdr. 411 (1825); Gen. Orch. 3: 69 (2003); Bl.   21-Nov-88 gen
135823 c Anota TRUE Anota 9 Orchideen: 587 (1914); see {Rhynchostylis}  Blume, Bijdr.: 285 (1825). Schltr.   28-Jan-04 gen
107 c Ansellia FALSE Aslla. 6 in Edwards's Bot. Reg. 30: t. 12 (1844). Lindl.   21-Nov-88 gen
125790 p Anthereon FALSE Aten.   in Lindleyana 16: 252 (2001); cf. {Pleurothallis}. Pridgeon & M.W.Chase 10-Jul-02 gen
125196 p Anthogonium FALSE Agm.   Intr. Nat. Syst. Bot., ed. 2: 341 (1836). Wall. ex Lindl. 03-Jul-02 gen
125197 p Anthosiphon FALSE Asn.   in Repert. Spec. Nov. Regni Veg. Beih. 7: 182 (1920). Schltr.   03-Jul-02 gen
150590 c Antilla TRUE Alla. 85 in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 255. Feb 2004; Icon. Pleurothall. 26: 255. Feb 2004, basionym: {Pleurothallis} subgen. {Antilla}. (Luer)  Luer 27-Oct-05 gen
125198 p Antillanorchis FALSE Als.   in Bradea 1: 423 (1974). Garay   03-Jul-02 gen
125791 p Aorchis FALSE Aor.   in Jahresber. Naturwiss. Vereins Wuppertal 25: 32 (1972). Verm.   10-Jul-02 gen
125199 p Aphyllorchis FALSE Aph.   Bijdr.: t. 16, f. 77 (1825); syn. {Sinorchis} S.C.Chen. Blume   03-Jul-02 gen
125200 p Aplectrum FALSE Apl.   Gen. N. Amer. Pl. 2: 197 (1818); syn. {Aplectra} Raf. (Nutt.) Torr. 03-Jul-02 gen
150591 c Apoda-prorepentia TRUE Apr. 85 in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 255. Feb 2004; Icon. Pleurothall. 26: 255. Feb 2004, basionym: {Pleurothallis} subgen. {Apoda-prorepentia}. (Luer) Luer 27-Oct-05 gen
125117 p Aporopsis FALSE Ap. 3 in The Orchadian 13(11): 485 (2002). Basionym: {Den}. sect. {Rhodopolanthe} subsect. {Aporopsis} Schltr. (Schltr.)M.A.Clem. D.L.Jones 01-Jul-02 gen
125201 p Aporostylis FALSE Apor.   in Proc. Linn. Soc. New South Wales 70: 60 (1946); Gen. Orch. 2(1): 89 (2001); Rupp & Hatch 03-Jul-02 gen
125202 p Apostasia FALSE Ata.   Bijdr.: 423 (1825). Blume   03-Jul-02 gen
125203 p Appendicula FALSE App.   Bijdr.: 297 (1825). Blume   03-Jul-02 gen
125204 p Aracamunia FALSE Arc.   in Ann. Missouri Bot. Gard. 76: 962-964 (1989); Gen. Orch. 3: 168 (2003); Carnevali & I.Ramírez 03-Jul-02 gen
760 p Arachnanthe TRUE Ane. 9 in Rumphia 4: 55 (1849). See {Arachnis} Bl.   21-Nov-88 gen
114 c Arachnis FALSE Arach. 9 Bijdr.: 365 (1825); syn. {Arachnanthe} Blume. Blume   21-Nov-88 gen
132429 c Arachnorchis TRUE Anch.   in Orchadian 13: 392 (2001); see {Caladenia}. D.L.Jones & M.A.Clem. 11-Jul-03 gen
125205 p Archineottia FALSE Arch.     S.C.Chen   03-Jul-02 gen
150597 c Areldia FALSE Ael. 85 in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 255. Feb 2004; Icon. Pleurothall. 26: 255. Feb 2004. Luer   28-Oct-05 gen
86492 c Arethusa FALSE Aret. 13   L.     gen
131748 c Argyrorchis TRUE Agy.   Coll. Orchid.: 120 (1859); see {Macodes}. Bl.   03-Jun-03 gen
761 c Armodorum FALSE Amm. 9 Orch. Kuhl. & Hass. (1827); Breda   21-Nov-88 gen
125206 p Arnottia FALSE Arn.     A.Rich.   03-Jul-02 gen
125207 p Arpophyllum FALSE Arpo.     Lex.   03-Jul-02 gen
135480 c Arthrochilium TRUE Arh. 12 Flora von Nieder-Oesterrich: 212 (1890); Die Orchidee 54(4): 587-589 (Dec. 2003). See {Epipactis} sect. {Arthrochilium}. (Irmisch) Beck 07-Jan-04 gen
125208 p Arthrochilus FALSE Arth.   Gen. Orch. 2(1): 135 (2001); F.Muell.   03-Jul-02 gen
125209 p Artorima FALSE Arto.     Dressler & G.E.Pollard 03-Jul-02 gen
123579 p Arundina FALSE Ar. 13 Bijdr.: 401 (1825). syn. {Arnedina} Rchb. Blume   13-Feb-02 gen
155152 c Asarca TRUE Asr.   in Quart. J. Roy. Inst. Gr. Brit., n.s., 1: 52 (1827). See {Gavilea} Poepp. Poepp. ex Lindl. 19-May-06 gen
125210 p Ascidieria FALSE Asci.     Seidenf.   03-Jul-02 gen
115 c Ascocentrum FALSE Asctm. 9 in Fedde, Repert. Beih. i. 975 (1913), in obs; AOS Bull. 55(2):104-111 (Feb. 1986); Schltr. ex J.J.Sm. 21-Nov-88 gen
125211 p Ascochilopsis FALSE Acs.     C.E.Carr   03-Jul-02 gen
125212 p Ascochilus FALSE Acl.     Ridl.   03-Jul-02 gen
116 c Ascoglossum FALSE Ascgm. 9   Schltr.   21-Nov-88 gen
125792 p Ascolabium FALSE Albm.         10-Jul-02 gen
117 c Aspasia FALSE Asp. 8 Gen. Sp. Orchid. Pl.: 139 (1833). syn. {Trophianthus} Scheidw. Lindl.   21-Nov-88 gen
125213 p Aspidogyne FALSE Apg.   in Bradea 2: 200 (1977); Gen. Orch. 3: 72 (2003); Garay   03-Jul-02 gen
150599 c Atopoglossum FALSE Ato. 85 in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 255. Feb 2004; Icon. Pleurothall. 26: 255. Feb 2004. Luer   28-Oct-05 gen
141960 p Auliza TRUE Alz. 7 in Trans. Hort. Soc. London 1: 294 (1812); see {Epidendrum}. Salisb.   29-Oct-04 gen
125214 p Aulosepalum FALSE Aul.   in Bot. Mus. Leafl. Harvard Univ. 28: 298 (1980, published 1982); Gen. Orch. 3: 170 (2003);  syn. {Gamosepalum} Schltr. 1920, non Hausskn. 1897. Garay   03-Jul-02 gen
125793 p Aulostylis FALSE Ass.         10-Jul-02 gen
125118 c Australorchis TRUE Au. 3 in Schltr. Die Orchideen 3(1): 741 (1981); The Orchadian 13(11): 485 (2002). Type: {Den. monophyllum] F.Muell. Brieger   01-Jul-02 gen
125215 p Auxopus FALSE Ax.     Schltr.   03-Jul-02 gen
125794 p Azadehdelia TRUE Az.   See {Cribbia}     10-Jul-02 gen
745 c Baptistonia FALSE Bapt. 8 Gen. Spec. Orchid. 1: 95 (1877). Barb.Rodr.   21-Nov-88 gen
125216 p Barbosella FALSE Barb.     Schltr.   03-Jul-02 gen
125217 p Barbrodria FALSE Bbd.     Luer   03-Jul-02 gen
118 c Barkeria FALSE Bark. 7 Flor. Cab. ii. (1838) 7. t. 49; Brittonia 22(4): (1970); Die Orchidee 53(5): 586-592 (Dec. 2002); Knowles & Westc. 21-Nov-88 gen
123572 p Barlia FALSE Ba.   Gen. Orch. 2(1): 257 (2001); Parl.   13-Feb-02 gen
119 c Barombia TRUE Brmb. 9 Orchideen: 600 (1914); now included in {Aerangis}. Schltr.   21-Nov-88 gen
125218 p Bartholina FALSE Bart.   Gen. Orch. 2(1): 259 (2001); R.Br.   03-Jul-02 gen
125795 p Basigyne FALSE Bge.         10-Jul-02 gen
125219 p Basiphyllaea FALSE Bas.     Schltr.   03-Jul-02 gen
125220 p Baskervilla FALSE Bva.   Gen. Sp. Orch. Pl. 505 (1840);  Gen. Orch. 3: 29 (2003); Lindl.   03-Jul-02 gen
120 c Batemannia FALSE Btmna. 6 Named for James Bateman, of Knypersley Hall, Cheshire, OR.31: 360 (1923); Lindl.   21-Nov-88 gen
125796 p Beadlea TRUE Bda.   See {Cyclopogon}     10-Jul-02 gen
125221 p Beclardia FALSE Bec.     A.Rich.   03-Jul-02 gen
125797 p Beloglottis FALSE Bel.   in Beih. Bot. Centralbl., 37: 364 (1920); Gen. Orch. 3: 174 (2003); Schltr.   10-Jul-02 gen
125222 p Benthamia FALSE Bent.   Gen. Orch. 2(1): 261 (2001); A.Rich.   03-Jul-02 gen
125223 c Benzingia FALSE Bza. 6 in Icon. Pl. Trop., II, 5: t. 406 (1989); syn. {Ackermania} Dodson & R.Escobar Dodson   03-Jul-02 gen
129270 c Bhutanthera FALSE Bhu. 80 in Edinb. J. Bot. 58(1): 101 (2001); Fl. Bhutan 3(3): 127-130 (2002); Renz   28-Jan-03 gen
123665 p Bicchia FALSE Bic.         14-Feb-02 gen
125224 p Biermannia FALSE Bie.     King & Pantl. 03-Jul-02 gen
121 c Bifrenaria FALSE Bif. 6 Gen. Sp. Orchid. Pl.: 152 (1832). Lindl.   21-Nov-88 gen
125225 p Binotia FALSE Bin.     Rolfe   03-Jul-02 gen
125226 p Bipinnula FALSE Bip.   Gen. Pl., 65 (1789); Gen. Orch. 3: 5 (2003); Comm. ex Juss. 03-Jul-02 gen
762 p Blephariglottis TRUE Bg.   See {Platanthera} Raf.   21-Nov-88 gen
126107 t Blepharochilum FALSE Blp. 11 in Orchadian 13(11): 499 (2002). M.A.Clem. & D.L.Jones 09-Aug-02 gen
122 c Bletia FALSE Bletia 10   Ruiz & Pav. 21-Nov-88 gen
123 c Bletilla FALSE Ble. 13 Tan, K.W. (1969) The systematic status of the genus Bletilla, Brittonia 21: 202-214; Orch. Rev. 99: 409-412; 106: 83-86. Rchb.f.   21-Nov-88 gen
125227 p Bogoria FALSE Bog.     J.J.Sm.   03-Jul-02 gen
124 c Bollea FALSE Bol. 6   Rchb.f.   21-Nov-88 gen
125228 p Bolusiella FALSE Bolu.     Schltr.   03-Jul-02 gen
109482 c Bonatea FALSE Bnt. 91 Gen. Orch. 2(1): 263 (2001); Willd.   01-Sep-97 gen
125229 p Bonniera FALSE Bonn.     Cordem.   03-Jul-02 gen
125230 p Bothriochilus FALSE Bot.     Lem.   03-Jul-02 gen
125119 c Bouletia TRUE Bo. 3 in The Orchadian 13(11): 485 (2002). Type: {Den. finetianum} Schltr. M.A.Clem. & D.L.Jones 01-Jul-02 gen
125798 c Braasiella TRUE Braa. 8 in Orchidee (Hamburg) 35: 115 (1984); see {Tolumnia}. Braem, Lückel & Rüssmann 10-Jul-02 gen
125231 p Brachionidium FALSE Brac.     Lindl.   03-Jul-02 gen
125232 p Brachtia FALSE Bra.     Rchb.f.   03-Jul-02 gen
125233 p Brachycorythis FALSE Bcs.   Gen. Orch. 2(1): 265 (2001); Lindl.   03-Jul-02 gen
125234 p Brachypeza FALSE Bpa.     Garay   03-Jul-02 gen
125235 p Brachystele FALSE Bse.   in Beih. Bot. Centralbl., 37: 370 (1920); Gen. Orch. 3: 176 (2003); Schltr.   03-Jul-02 gen
125236 p Bracisepalum FALSE Bpm.     J.J.Sm.   03-Jul-02 gen
125799 p Braemia TRUE Bma. 5 in Orchidee (Hamburg) 36: 36 (1985); see {Polycycnis}. Jenny   10-Jul-02 gen
154132 c Brasilaelia TRUE Bll. 7 in Coletanea Orqu. Brasil. 4(Anexo): 99 (Feb. 2006), based on {Laelia} sect. {Crispae}; see {Laelia} or {Sophronitis}. Campacci   28-Mar-06 gen
153075 c Brasilidium TRUE Bsd. 8 in Coletânea Orqu. Brasil. 3: 78 (Feb. 2006). Split from {Oncidium}, based on sect. {Crispa} Rchb.f. Type: {Onc. crispum} Lodd. Campacci   01-Mar-06 gen
136908 c Brasilocycnis TRUE Bly. 5 in J. Orchideenfreund 6: 188 (1999); see {Polycycnis}. G.Gerlach & Whitten 26-Mar-04 gen
125 c Brassavola FALSE B. 7 in Alt. Hort. Kew. ed. II. v. 216 (1813). Benth. & Hook. f. iii. 533; Withner, Cattleyas 5: 31-68 (1998); R.Br.   21-Nov-88 gen
126 c Brassia FALSE Brs. 8 in Ait. Hort. Kew. ed. II. v. 215 (1813); Benth. & Hook. f. iii. 564; R.Br.   21-Nov-88 gen
125800 p Brenesia FALSE Bre.         10-Jul-02 gen
151669 c Brevilongium TRUE Blg. 8 in Richardiana 6(1): 47 (2005); Split from {Oncidium} and {Otoglossum}, contains the {Onc. globuliferum} group. Christenson   29-Dec-05 gen
125237 p Briegeria FALSE Bri.     Senghas   03-Jul-02 gen
102737 c Bromheadia FALSE Brom. 6 in Edwards's Bot. Reg. 27(App.): 90 (1841). Lindl.     gen
127 c Broughtonia FALSE Bro. 7 in W.T.Aiton, Hortus Kew. 5: 217 (1813); syn. {Laeliopsis} Lindl. R. Br.   21-Nov-88 gen
125238 p Brownleea FALSE Brl.   Gen. Orch. 2(1): 17 (2001); Harv. ex Lindl. 03-Jul-02 gen
126116 c Bryobium FALSE Byb. 19 Nat. Syst. (ed.2) 446 (1836) nom. nud.; Edwards's Bot. Reg. 24, misc. 79 (1838); Orchadian 13(11); 500 (2002).  cf. {Eria} Lindl.   09-Aug-02 gen
125239 p Buchtienia FALSE Bu.   in Repert. Spec. Nov. Regni Veg. Beih, 27: 33 (1929); Gen. Orch. 3: 179 (2003); Schltr.   03-Jul-02 gen
125801 p Buesiella FALSE Bue.         10-Jul-02 gen
128 c Bulbophyllum FALSE Bulb. 11 Orch. Iles Afr. Tab. Esp. 3 et Ic. t. 93-97 (1822); Benth. & Hook. f. iii. 501; Bot. Not. 14(6): 609-646 (1994). Thouars   21-Nov-88 gen
125240 p Bulleyia FALSE Bya.     Schltr.   03-Jul-02 gen
132831 c Bunochilus TRUE Bnc. 86 in Aust. Orch. Res. 4: 66 (2002); see Pterostylis. D.L.Jones & M.A.Clem. 29-Jul-03 gen
125241 p Burnettia FALSE Bur.   Gen. Orch. 2(1): 157 (2001); Lindl.   03-Jul-02 gen
125811 p Burnsbaloghia TRUE Bbg.   in Folia Geobot. Phytotax. 26: 400 (1991 publ. 1992); see {Deiregyne}. Szlach.   10-Jul-02 gen
125242 p Cadetia FALSE Cad.     Gaudich.   03-Jul-02 gen
257 c Caladenia FALSE Calda. 98 Gen. Orch. 2(1): 90 (2001); R.Br.   21-Nov-88 gen
129 c Calanthe FALSE Cal. 6   Ker Gawl.   21-Nov-88 gen
123591 p Calanthidium FALSE Ctm.         13-Feb-02 gen
125243 p Caleana FALSE Cla.   Gen. Orch. 2(1): 139 (2001); R.Br.   03-Jul-02 gen
145169 c Callostylis FALSE Call. 19 in Bijdr.: 340 (1825), formerly a section of {Eria}, now expanded to include sect. {Aeridostachya, Cylindrolobus, Dendrolirium}. Blume   04-Mar-05 gen
112197 c Calochilus FALSE Clchs. 93 Gen. Orch. 2(1): 199 (2001); R.Br.   10-Jul-98 gen
86493 c Calopogon FALSE Cpg. 13         gen
125244 p Caluera FALSE Calu.     Dodson & Determann 03-Jul-02 gen
125245 p Calymmanthera FALSE Caly.     Schltr.   03-Jul-02 gen
125246 p Calypso FALSE Cpso.     Salisb.   03-Jul-02 gen
125247 p Calyptrochilum FALSE Cpm.     Kraenzl.   03-Jul-02 gen
131738 c Camarotis TRUE Cmt.   Gen. et Sp. Orch. 219 (1833); Lindl.   03-Jun-03 gen
145178 c Campanulorchis TRUE Cam. 19 in R.Schlechter, Orchideen, ed. 3, 1(11-12): 750 (1981). cf. {Eria} Brieger   04-Mar-05 gen
125248 p Campylocentrum FALSE Cctm.     Benth.   03-Jul-02 gen
133274 c Cannaeorchis TRUE Cnn. 3 in Lasianthera, 1(3): 132 (1997, publ. 1998). Review l.c. 132-147. See Dendrobium. M.A.Clem. & D.L.Jones 15-Aug-03 gen
125249 p Capanemia FALSE Cap.     Barb.Rodr.   03-Jul-02 gen
125250 p Cardiochilos FALSE Card.     P.J.Cribb   03-Jul-02 gen
153078 c Carenidium TRUE Carn. 8 in Coletânea Orqu. Brasil. 3: 90 (Feb. 2006). Split from {Oncidium}, incl. sect. {Concoloria} Kraenzl., sect. {Rostrata} Rolfe p.p., sect. {Paucituberculata} Lindl. p.p. Type: {Onc. concolor} Hook. D.H.Baptista   01-Mar-06 gen
126108 t Carparomorchis FALSE Crp. 11 in Orchadian 13(11): 499 (2002). Syn. {Bulbophyllum} sect. {Stenochilus} M.A.Clem. & D.L.Jones 09-Aug-02 gen
150053 p Carria FALSE Crr. 8 in Orchids (AOS) 74(9): 692-694 (Sept. 2005). Monotypic genus for {Onc. coloratum}. V.P.Castro & K.G.Lacerda 03-Oct-05 gen
130 c Catasetum FALSE Ctsm. 6 Syn. Pl. Aequin. i. 330 (1822); Benth. & Hook. f. iii. 551; Rich. ex Kunth 21-Nov-88 gen
131 c Cattleya FALSE C. 7 Collect. Bot. t. 33, 37 (1824). Benth. & Hook. f. iii. 531; Withner, Cattleyas 1(1988); Lindl.   21-Nov-88 gen
142450 c Cattleyella FALSE Cte. 7 in Boletim CAOB 52: 100 (2004); GO4: 218-219 (2005), monotypic genus based on {C. araguaiensis} Pabst. Syn. {Schluckebieria} G.J.Braem. Van den Berg & M.W.Chase 17-Nov-04 gen
132 c Cattleyopsis FALSE Ctps. 7 in Jard. Fleur. 4(Misc.): 59 (1854). Lem.   21-Nov-88 gen
125251 p Caucaea FALSE Cauc. 8 in Repert. Spec. Nov. Regni Veg. Beih. 7: 189 (1920) syn. {Abola}  Lindl., Fol. Orchid. 4: 30 (1853), nom. illeg. Schltr.   03-Jul-02 gen
763 c Caularthron FALSE Cau. 7 Fl. Tellur. 2: 40 (1837); syn. {Diacrium}. Raf.   21-Nov-88 gen
131739 c Centrogenium TRUE Ctg.   in Fedde, Repert. Beih. 6: 54 (1919); Beih. Bot. Centralbl. 37(2): 450 (1920); Gen. Orch. 3: 200 (2003); see {Eltroplectris}. Schltr.   03-Jun-03 gen
125252 p Centroglossa FALSE Cen.     Barb.Rodr.   03-Jul-02 gen
131740 c Centropetalum TRUE Cnl.   Sert. Orch. sub t. 21 (1839); Benth. & Hook. f. iii. 570; see {Fernandezia}. Lindl.   03-Jun-03 gen
125253 p Centrostigma FALSE Cent.   Gen. Orch. 2(1): 269 (2001); Schltr.   03-Jul-02 gen
109185 c Cephalanthera FALSE Ceph. 92   Rich.   30-Jul-97 gen
125254 p Cephalantheropsis FALSE Ceps.   in Bull. Mus. Hist. Nat., Paris, Ser. 2, xxxii. 188 (1960). Guillaumin   03-Jul-02 gen
125120 c Cepobaculum TRUE Ce. 3 in The Orchadian 13(11): 486 (2002). Type: {Den. canaliculatum} R.Br. M.A.Clem. & D.L.Jones 01-Jul-02 gen
125122 c Ceraia TRUE Cr. 3 Fl.Cochinch. 2: 518 (1790), [as Ceraja]; The Orchadian 13(11): 486 (2002). Type: {Ceraia simplicisima} Lour. Lour.   01-Jul-02 gen
125255 p Ceratandra FALSE Cera.   Gen. Orch. 2(1): 21 (2001); Eckl. ex F.A.Bauer 03-Jul-02 gen
125121 c Ceratobium TRUE Cer. 3 in The Orchadian 13(11): 486 (2002). Basionym: {Den}. sect. {Ceratobium} Lindl. M.A.Clem. & D.L.Jones 01-Jul-02 gen
100865 c Ceratocentron FALSE Crtn. 9 in Orchidee, 40(3): 89 (1989); Senghas     gen
125256 p Ceratochilus FALSE Ctcs.   Bijdr.: 358 (1825). 1 sp. Java. Blume   03-Jul-02 gen
137451 c Ceratochilus  {Lindl.} TRUE Cerato. 5 Bot. Cab. 15: t. 1414 (1829), nom. illeg. See {Stanhopea}. Lindl.   16-Apr-04 gen
125257 p Ceratostylis FALSE Css.   Bijdr.: 304 (1825); syn. {Ritaia} King & Pantl. Blume   03-Jul-02 gen
125258 p Chaenanthe FALSE Chae.     Lindl.   03-Jul-02 gen
125259 p Chamaeangis FALSE Cmg.     Schltr.   03-Jul-02 gen
125260 p Chamaeanthus FALSE Cms.     Schltr. ex J.J.Sm. 03-Jul-02 gen
125261 p Chamaegastrodia FALSE Chg. 2 in Bot. Mag., Tokyo,49: 596 (1935); Gen. Orch. 3: 74 (2003); Makino & F.Maek. 03-Jul-02 gen
125262 p Chamelophyton FALSE Cptn.     Garay   03-Jul-02 gen
123603 p Chamorchis FALSE Chm.   Gen. Orch. 2(1): 271 (2001); Rich.   13-Feb-02 gen
125263 p Changnienia FALSE Cgna.   in Contr. Biol. Lab. Chin. Assoc. Advancem. Sci., Sect. Bot. 10: 89 (1935). S.S.Chien   03-Jul-02 gen
125264 p Chaseella FALSE Ch.     Summerh.   03-Jul-02 gen
125265 c Chaubardia FALSE Chau. 6 in Bot. Zeitung (Berlin) 10: 671 (1852). Rchb.f.   03-Jul-02 gen
109724 c Chaubardiella FALSE Chbl. 6 in Orquideologia 4: 146 (1969). Garay   25-Sep-97 gen
125266 p Chauliodon FALSE Cldn.     Summerh.   03-Jul-02 gen
125267 p Cheiradenia FALSE Che.     Lindl.   03-Jul-02 gen
125802 p Cheirorchis TRUE Chei.   See {Cardiglottis}     10-Jul-02 gen
125268 P Cheirostylis FALSE Cs.   Bijdr. 413, t.1, f.16 (1825); Gen. Orch. 3: 77 (2003); Bl.   03-Jul-02 gen
125269 p Chelonistele FALSE Cse.     Pfitzer   03-Jul-02 gen
135491 c Chelyorchis FALSE Cly. 8 in G.A.Romero & G.Carnevali, Orchids Venezuela, ed. 2: 1130 (2000).
C. America to Trinidad and Ecuador.
Dressler & N.H.Williams 07-Jan-04 gen
125270 p Chiloglottis FALSE Chil.   Gen. Orch. 2(1): 143 (2001); R.Br.   03-Jul-02 gen
125803 p Chilopogon FALSE Cpgn.         10-Jul-02 gen
133 c Chiloschista FALSE Chsch. 9 in Edwards's Bot. Reg. 18: t. 1522 (1832). Lindl.   21-Nov-88 gen
150602 p Chiloterus TRUE Chtr.   in Orchadian 14 (8: Scientific Suppl.): xiii. June 2004. Split from {Prasophyllum}. D.L.Jones & M.A.Clem. 28-Oct-05 gen
125272 p Chitonanthera FALSE Chit.     Schltr.   03-Jul-02 gen
125273 p Chitonchilus FALSE Ccls.     Schltr.   03-Jul-02 gen
125274 p Chloraea FALSE Chl.   in Brandes, Quart. J. Sci. Lit. Arts, 47 (1827); Gen. Orch. 3: 7 (2003); Lindl.   03-Jul-02 gen
125275 p Chlorosa FALSE Chlo.     Blume   03-Jul-02 gen
125804 p Chondradenia FALSE Chon.   Gen. Orch. 2(1): 272 (2001); Maxim. ex F.Maek. 10-Jul-02 gen
134 c Chondrorhyncha FALSE Chdrh. 6 in Orchid. Linden.: 12 (1846); syn. {Warscewiczella} Rchb.f. Lindl.   21-Nov-88 gen
141926 c Chondroscaphe FALSE Cds. 6 in R.Schlechter, Orchideen, ed. 3, 1/B(27): 1655 (1993). (Dressler) Senghas & G.Gerlach 27-Oct-04 gen
125805 p Christensonia FALSE Chri. 9 in Orchid Dig., 57(1): 40 (1993). Haager   10-Jul-02 gen
126018 c Chromatotriccum TRUE Cht. 3 in Orchadian 13(11): 493 (Apr. 2002). Syn: {Den. sect. {Calyptochilus}. M.A.Clem. & D.L.Jones 24-Jul-02 gen
125276 p Chroniochilus FALSE Chr.     J.J.Sm.   03-Jul-02 gen
125277 c Chrysocycnis FALSE Chry.     Linden & Rchb.f. 03-Jul-02 gen
125278 p Chrysoglossum FALSE Cgm.     Blume   03-Jul-02 gen
125279 p Chusua FALSE Csa.   in Komarov, Fl. URSS, iv. 670, 753 (1935); cf. {Ponerorchis} Nevski   03-Jul-02 gen
135 c Chysis FALSE Chy. 10 in Bot. Reg. xxiii. t. 1937 (1837); Benth. & Hook.f. iii. 514; Lindl.   21-Nov-88 gen
125280 p Chytroglossa FALSE Chyt.     Rchb.f.   03-Jul-02 gen
94177 c Cirrhaea FALSE Cra. 5 in Edwards's Bot. Reg. 11: t. 930 (1825); syn. {Scleropteris}  Scheidw.; {Sarcoglossum}  Beer. Lindl.     gen
136 c Cirrhopetalum FALSE Cirr. 11 in Bot. Reg. sub t. 832 (1824); Benth. & Hook. f. iii. 504; Die Orchidee 54(1): 64-68 (2003); Bot. Not. 14(6): 609-646 (1994). Lindl.   21-Nov-88 gen
85928 c Cischweinfia FALSE Cisch. 8 in Amer. Orch. Soc. Bull. 39(11): 991 (1970); Orchids (AOS) 120-129 (Feb. 2003); Dressler & N.H.Williams   gen
125281 p Claderia FALSE Clad.     Hook.f.   03-Jul-02 gen
137735 p Cladorhiza TRUE Clado.   in Amer. Monthly Mag. & Crit. Rev. 1: 429 (1817); see {Corallorrhiza} Raf.   30-Apr-04 gen
137 c Cleisocentron FALSE Clctn. 9   Brühl   21-Nov-88 gen
125282 p Cleisomeria FALSE Cle.     Lindl  ex G.Don 03-Jul-02 gen
85927 c Cleisostoma FALSE Cleis. 9 Blume, Bijdr. 362 (1825); AOS Bull. 51(6): 609-614 (June 1982); Bl.     gen
130812 c Cleisostomopsis TRUE Cst. 9 in Op. Bot. 114: (1992); AOS Bull. 64(4): 393-394 (Apr. 1995); often inculded in {Schoenorchis}. Seidenf.   07-Apr-03 gen
125283 p Cleistes FALSE Cls.   Mem. Mus. Paris 4: 31 (1818); Gen. Orch. 3: 286 (2003); Rich. ex Lindl. 03-Jul-02 gen
125284 p Clematepistephium FALSE Clem.   Fl. Nouvelle Caladonie 8: 403 (1977); Gen. Orch. 3: 299 (2003); N.Hallé   03-Jul-02 gen
764 p Clowesia FALSE Cl.   in Bot. Reg. 29: misc. 25 sub. t.39 (1848).Dodson, C.H. (1975) Selbyana 1(2): 130-137. Kennedy, G.C. in Orchid Digest 42(3): 111-116 (1978).  Formerly included in  {Catasetum}. Lindl.   21-Nov-88 gen
125806 c Coccineorchis FALSE Coc. 16 in Beih. Bot. Centralbl., 37: 434 (1920); Gen. Orch. 3: 181 (2003); Schltr.   10-Jul-02 gen
138 c Cochleanthes FALSE Cnths. 6  ; Orch. Rev. 111(1253): 281-286 (Sept. 2003); Raf.   21-Nov-88 gen
139 c Cochlioda FALSE Cda. 8 Fol.Orch.Cochlioda 33 (1853).   Review: Christenson in Orchids(AOS) 71(2): 110-121 (2002); Dalstrom, Die Orchidee 53(3): 313-322 (2002). Lindl.   21-Nov-88 gen
125285 p Codonorchis FALSE Cod.   Gen. Sp. Orch. Pl. 410 (1840); Gen. Orch. 3:17 (2003); Lindl.   03-Jul-02 gen
125286 p Codonosiphon FALSE Codo.     Schltr.   03-Jul-02 gen
125287 p Coelia FALSE Coe.     Lindl.   03-Jul-02 gen
125288 p Coeliopsis FALSE Clp.     Rchb.f.   03-Jul-02 gen
123608 p Coeloglossum TRUE Co. 12 Gen. Orch. 2(1): 279 (2001); See {Dactylorhiza} Hartm.   13-Feb-02 gen
140 c Coelogyne FALSE Coel. 13 Clayton,D. The Genus Coelogyne - a synopsis (2002); Lindl.   21-Nov-88 gen
125289 p Cohniella FALSE Coh.     Pfitzer   03-Jul-02 gen
125290 p Coilochilus FALSE Coi.   Gen. Orch. 2(1): 118 (2001); Schltr.   03-Jul-02 gen
125807 p Coilostylis TRUE Coil. 7 Fl. Tellur. 4: 37 (1838); see {Epidendrum} Raf.   10-Jul-02 gen
141 c Colax TRUE Clx. 6 Illegitimate later homonym.     21-Nov-88 gen
125291 p Collabium FALSE Coll.     Blume   03-Jul-02 gen
142 c Comparettia FALSE Comp. 8   Poepp. & Endl.   21-Nov-88 gen
125292 p Comperia FALSE Com.   Gen. Orch. 2(1): 274 (2001); K.Koch   03-Jul-02 gen
145181 c Conchidium TRUE Conc. 19 Not. Pl. Asiat. 3: 321 (1851). cf. {Eria} Griff.   04-Mar-05 gen
125293 p Condylago FALSE Cond.     Luer   03-Jul-02 gen
143 c Constantia FALSE Const. 7   Barb.Rodr.   21-Nov-88 gen
136009 p Cooktownia FALSE Coo.   Austrobaileya 5: 74 (1997). Monotypic genus. D.L.Jones   02-Feb-04 gen
137736 p Corallorhiza TRUE Corallz.   Spec. Inaug. Corallorrhiza: 5 (1760), orth. var. see {Corallorrhiza} Châtel.   30-Apr-04 gen
125294 p Corallorrhiza FALSE Cor.   in Acta Helv. Phys.-Math. 2: 61 (1755), nom. & orth. cons.; syn. {Rhizocorallon} Hall in H.B.Ruppius, Fl. Jen.: 301 (1754); {Corallorhiza} Châtel., Spec. Inaug. Corallorrhiza: 5 (1760), orth. var.; {Cladorhiza}  Raf., Amer. Monthly Mag. & Crit. Rev. 1: 42 Gagnebin   03-Jul-02 gen
125295 p Cordiglottis FALSE Cg.     J.J.Sm.   03-Jul-02 gen
144 c Coryanthes FALSE Crths. 5   Hook.   21-Nov-88 gen
125296 p Corybas FALSE Cbs.   Gen. Orch. 2(1): 70 (2001); Salisb.   03-Jul-02 gen
125297 p Corycium FALSE Cory.   Gen. Orch. 2(1): 23 (2001); Sw.   03-Jul-02 gen
141412 c Corydandra TRUE Cnd. 6 in Deut. Bot. Herb.-Buch: 53 (1841); see {Galeandra}. Rchb.f.   04-Oct-04 gen
125808 p Corymborchis FALSE Cbcs.         10-Jul-02 gen
125298 p Corymborkis FALSE Cbks.     Thouars   03-Jul-02 gen
129416 c Corysanthes TRUE Cyt.         30-Jan-03 gen
125299 p Cottonia FALSE Cot.     Wight   03-Jul-02 gen
125809 p Cotylolabium FALSE Clbm.   in Bot. Mus. Leafl. Harvard Univ. 28: 307 (1980, publ. 1982); Gen. Orch. 3: 182 (2003); Garay   10-Jul-02 gen
132832 c Crangonorchis TRUE Crg. 86 in Aust. Orch. Res. 4: 67 (2002); see Pterostylis. D.L.Jones & M.A.Clem. 29-Jul-03 gen
125300 p Cranichis FALSE Cran.   Nov. Gen. Spec. Pl. Prodr. 8: 120 (1788);  Gen. Orch. 3: 29 (2003); Sw.   03-Jul-02 gen
125301 p Cremastra FALSE Cre.     Lindl.   04-Jul-02 gen
125302 p Cribbia FALSE Cri.     Senghas   04-Jul-02 gen
125303 p Crybe FALSE Cry.     Lindl.   04-Jul-02 gen
125304 p Cryptarrhena FALSE Cth.     R.Br.   04-Jul-02 gen
125305 p Cryptocentrum FALSE Ctcm.     Benth.   04-Jul-02 gen
125306 p Cryptochilus FALSE Ccs.     Wall.   04-Jul-02 gen
125307 p Cryptophoranthus FALSE Cryp.     Barb.Rodr.   04-Jul-02 gen
145 c Cryptopus FALSE Crypt. 9   Lindl.   21-Nov-88 gen
125308 p Cryptopylos FALSE Cpps.     Garay   04-Jul-02 gen
125309 p Cryptostylis FALSE Csy.   Gen. Orch. 2(1): 118 (2001); R.Br.   04-Jul-02 gen
150603 c Cucumeria TRUE Cum. 85 in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 257. Feb 2004; Icon. Pleurothall. 26: 257. Feb 2004: {Pleurothallis} sect. {Cucumeres} Luer. Luer   28-Oct-05 gen
125310 c Cuitlauzina FALSE Cu. 8 in P.de La Llave & J.M.de Lexarza, Nov. Veg. Descr. 2: 32 (1825); syn. {Dignathe}, {Lichterveldia}, {Palumbina}, {Osmoglossum}. Lex.   04-Jul-02 gen
125311 p Cyanaeorchis FALSE Cya.     Barb.Rodr.   04-Jul-02 gen
125810 p Cyanicula FALSE Cca.   in Lindleyana 15: 120 (2000); Gen. Orch. 2(1): 98 (2001). Syn. {Pentisea} (Lindl.) Szlach.; {Pheladenia} D.L.Jones & M.Clem. Hopper & A.P.Brown 10-Jul-02 gen
141974 p Cyathoglottis TRUE Cytg. 83 Nov. Gen. Sp. Pl. 1: 55 (1836); see {Sobralia}. Poepp. & Endl. 29-Oct-04 gen
125312 p Cybebus FALSE Cb.   in Bot. Mus. Leafl. Harvard Univ., 26: 15 (1978); Gen. Orch. 3: 185 (2003); Garay   04-Jul-02 gen
125313 c Cyclopogon FALSE Cycl. 16 Rel. Haenk., 1: 93, t.13-1 (1827); Gen. Orch. 3: 188-192 (2003). C.Presl   04-Jul-02 gen
141762 c Cyclosia TRUE Clos. 6 in Allg. Gartenzeitung 6: 305 (1838); see {Mormodes}. Klotzsch   20-Oct-04 gen
146 c Cycnoches FALSE Cyc. 6 Gen. Sp. Orchid. Pl.: 154 (1833). Lindl.   21-Nov-88 gen
145177 c Cylindrolobus TRUE Cyln. 19 in R.Schlechter, Orchideen, ed. 3, 1(11-12): 664 (1981). cf. {Eria} (Blume) Brieger 04-Mar-05 gen
147 c Cymbidiella FALSE Cymla. 6   Rolfe   21-Nov-88 gen
148 c Cymbidium FALSE Cym. 6   Sw.   21-Nov-88 gen
128809 c Cymbiglossum TRUE Cbg. 8 in Orquidea (Mexico), 9(1): 1 (1983), without type. Not validly published.  See {Rhynchostele}. Halb.   10-Jan-03 gen
145176 c Cymboglossum TRUE Cbgl. 19 in R.Schlechter, Orchideen, ed. 3, 1(11-12): 649 (1981), no basionym ref. cf. {Eria}. (J.J.Sm.) Brieger 04-Mar-05 gen
149 c Cynorkis FALSE Cyn. 96 Gen. Orch. 2(1): 276 (2001); Thouars   21-Nov-88 gen
765 p Cyperorchis TRUE Cy.   See {Cymbidium}  Not in registration use.     21-Nov-88 gen
125314 p Cyphochilus FALSE Chs.     Schltr.   04-Jul-02 gen
125315 p Cypholoron FALSE Cln.     Dodson & Dressler 04-Jul-02 gen
744 c Cypripedium FALSE Cyp. 1 Cribb & Corkhill, New Plantsman 8(1): 30-34 (2001). L.   21-Nov-88 gen
125316 p Cyrtidiorchis FALSE Cto.     Rauschert   04-Jul-02 gen
131847 c Cyrtidium TRUE Cti.   in Fedde, Repert. Beih. xxvii. 178 (1924). see {Cyrtidiorchis} S. Rauschert in Taxon, 31(3): 560 (1982), nom. nov.: Schltr.   16-Jun-03 gen
129768 c Cyrtochiloides FALSE Crt. 8 in Lindleyana 16(4): 284 (2001). N.H.Williams & M.W.Chase 12-Feb-03 gen
766 c Cyrtochilum FALSE Cyr. 8 Revision: Lindleyana 16(2): 56-80. 2001. Kunth   21-Nov-88 gen
131741 c Cyrtoglottis TRUE Cgt.   in Fedde, Repert. Beih. vii. 181 (1920). Schltr.   03-Jun-03 gen
150 c Cyrtopodium FALSE Cyrt. 6 in W.T.Aiton, Hortus Kew. 5: 216 (1813); syn. {Tylochilus} Nees. R.Br.   21-Nov-88 gen
151 c Cyrtorchis FALSE Cyrtcs. 9   Schltr.   21-Nov-88 gen
125317 p Cyrtosia FALSE Ctsa.   Bijdr. 8: 396 (1825); Gen. Orch. 3: 202 (2003); Blume   04-Jul-02 gen
125318 p Cyrtostylis FALSE Cyst.   Gen. Orch. 2(1): 75 (2001); R.Br.   04-Jul-02 gen
125319 p Cystorchis FALSE Cyor.   Coll. Orch. Arch. Ind. Jap., 1: 87 (1858); Gen. Orch. 3: 80 (2003); Bl.   04-Jul-02 gen
137747 c Dactylorchis TRUE Dtylo. 12 Stud. Dactylorch.: 64 (1947); see {Dactylorhiza}. (Klinge) Verm. 30-Apr-04 gen
88351 c Dactylorhiza FALSE Dact. 12 Gen. Orch. 2(1): 279 (2001); has been conserved over {Coeloglossum}, Fl. Bhutan 3(3): 137 (2002). Neck. ex Nevski   gen
125320 p Dactylorhynchus FALSE Dhs.     Schltr.   04-Jul-02 gen
137749 c Dactylorrhiza TRUE Datrr. 12 Elem. Bot. 3: 402 (1790); see {Dactylorhiza} Neck.   30-Apr-04 gen
125321 p Dactylostalix FALSE Dlx.     Rchb.f.   04-Jul-02 gen
133468 c Danhatchia FALSE Dnh.   in Orchadian 11: 469 (1995); Gen. Orch. 3: 82 (2003); Garay & Christenson 01-Sep-03 gen
125322 p Darwiniera FALSE Dwa.     Braas Lückel 04-Jul-02 gen
137075 c Dasyglossum TRUE Dyg. 8 in Arcula 1: 7 (1994); see {Cyrtochilum}. Königer & Schildh 31-Mar-04 gen
125123 c Davejonesia TRUE Dj. 3 in The Orchadian 13(11): 487 (2002). Basionym: {Dockrillia} sect. {Lichenastrum} Brieger. M.A.Clem.   01-Jul-02 gen
125323 p Degranvillea FALSE De.   in Amer. Orchid Soc. Bull. 54: 174-176 (1985); Gen. Orch. 3: 192 (2003); Determann   04-Jul-02 gen
125324 p Deiregyne FALSE Dei.   in Beih. Bot. Centralbl., 37: 425 (1920); Gen. Orch. 3: 193 (2003); Schltr.   04-Jul-02 gen
150606 p Demorchis TRUE Dmo.   in Orchadian 14 (8: Scientific Suppl.): xiii. June 2004. Split from {Gastrodia}. D.L.Jones & M.A.Clem. 28-Oct-05 gen
125124 c Dendrobates TRUE Dn. 3 in The Orchadian 13(11): 487 (2002). Type: {Den. virotii} Guil. M.A.Clem. & D.L.Jones 01-Jul-02 gen
152 c Dendrobium FALSE Den. 3 in Nova Acta Regiae Soc. Sci. Upsal. 6: 82 (1799); Cribb, Rev. Antelope & Latourea Dendrobiums in Kew Bull. 38(2): 229-306 (1983) & 41(3): 615-692 (1986). Lavrack et al., Dendrobium and its relatives (2000).  syn. {Dockrillia}; Sw.   21-Nov-88 gen
125325 p Dendrochilum FALSE Ddc.   Bijdr.: 398-399, t.2 (1825); J.J.Wood, Dendrochilum of Borneo (2001); Blume   04-Jul-02 gen
145170 c Dendrolirium TRUE Ddlr. 19 in Bijdr.: 343 (1825), once a sect. of {Eria} now included in {Callostylis}. Blume   04-Mar-05 gen
121431 c Dendrophylax FALSE Dlax.     Rchb.f.   19-Jun-01 gen
131742 c Desmotrichum TRUE Des. 3 Bijdr. 329. t. 35 (1825) nom. illegit.; see {Flickingeria}. Blume   03-Jun-03 gen
150607 p Devogelia FALSE Dvg.   in Blumea 49(2-3): 361-366; fig. 1. 2004. Schuit.   28-Oct-05 gen
153 c Diacrium TRUE Diacm. 7 in J. Linn. Soc., Bot. 18: 312 (1881); see {Caularthron} Raf. Benth.   21-Nov-88 gen
125326 p Diadenium FALSE Diad.     Poepp. & Endl. 04-Jul-02 gen
249 c Diaphananthe FALSE Dpthe. 9   Schltr.   21-Nov-88 gen
125327 p Diceratostele FALSE Dic.     Summerh.   04-Jul-02 gen
125328 p Dicerostylis FALSE Drs.   Orch. Archip. Ind. i. 116 (1858); Blume   04-Jul-02 gen
125329 p Dichaea FALSE Dich.     Lindl.   04-Jul-02 gen
125330 c Dichromanthus FALSE Dmts. 16 in Bot. Mus. Leafl. Harvard Univ. 28: 313 (1980, publ. June 1982); Gen. Orch. 3: 197 (2003); Garay   04-Jul-02 gen
125331 p Dickasonia FALSE Dsa.     L.O.Williams   04-Jul-02 gen
125332 p Dictyophyllaria FALSE Dict.   in Bot. Mus. Leafl. Harvard Univ. 30: 223 (1986); Gen. Orch. 3: 304 (2003); Garay   04-Jul-02 gen
150608 p Didactylus TRUE Ddt.   in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 257. Feb 2004; Icon. Pleurothall. 26: 257. Feb 2004, basionym: {Pleurothallis} subgen. {Didactylus}; nom. inval., published simultaneously with {Pleurothallis} subgen. {Didactylus} Luer. (Luer) Luer 28-Oct-05 gen
125333 p Didiciea FALSE Did.     King & Prain 04-Jul-02 gen
125812 p Didonopsis TRUE Dns.   [not traced]     10-Jul-02 gen
125334 p Didymoplexiella FALSE Didy.   in Arquiv. Jard. Bot. Rio de Janeiro, xiii. 33 (1954) (sphalm.
Didimoplexiella): {Leucolena} Ridley.
Garay   04-Jul-02 gen
136010 p Didymoplexiopsis FALSE Dplx.   in Contr. Orchid Fl. Thailand 13: 13 (1997). monotypic. Seidenf.   02-Feb-04 gen
125335 p Didymoplexis FALSE Dmp.     Griff.   04-Jul-02 gen
125336 p Diglyphosa FALSE Dig.     Blume   04-Jul-02 gen
125337 c Dignathe TRUE Dign. 8 in J. Hort. Soc. (London) 4: 268 (1849); see {Cuitlauzina}. Lindl.   04-Jul-02 gen
125338 p Dilochia FALSE Dil.     Lindl.   04-Jul-02 gen
145175 c Dilochiopsis TRUE Dlc. 19 in Schlechter Orchideen 1: 662 (1981). cf. {Eria} (Hook.f.) Brieger 04-Mar-05 gen
125339 p Dilomilis FALSE Dilo. 7   Raf.   04-Jul-02 gen
125340 p Dimeranda FALSE Dim. 7 in Fedde, Repert. Beih. xvii. 43 (1922); Bot. Mus. Leafl. (Harvard Univ.) 30(4): 199-222 (1986); Withner, Cattleyas 5: 77-84 (1998); Schltr.   04-Jul-02 gen
125341 p Dimorphorchis FALSE Dimo.     Rolfe   04-Jul-02 gen
125342 p Dinema FALSE Din.     Lindl.   04-Jul-02 gen
125343 p Dinklageella FALSE Dink.     Mansf.   04-Jul-02 gen
140913 c Diodonopsis FALSE Ddo. 4 in Lindleyana 16: 252 (2003); contains five species previously included in {Masdevallia}. Pridgeon & M.W.Chase 30-Aug-04 gen
125344 p Diothonea TRUE Dio. 7 in J. Bot. (Hooker) 1: 12 (1834); see {Epidendrum}. Lindl.   04-Jul-02 gen
125345 p Diphylax FALSE Dip.   Gen. Orch. 2(1): 284 (2001); Hook.f.   04-Jul-02 gen
125346 p Diplandrorchis FALSE Dipl.     S.C.Chen   04-Jul-02 gen
125347 p Diplocaulobium FALSE Dcm.   in Engl. Pflanzenreich, Orch.-Dendrob. pars. 1, 331 (1910); (Rchb.f.) Kraenzl. 04-Jul-02 gen
125348 p Diplocentrum FALSE Dpc.   Bot. Reg. sub t. 1522 (1832). Benth. & Hook. f. Gen. Pl. iii. 582; Lindl.   04-Jul-02 gen
144940 c Diplochilus TRUE Dplch.   in Edwards's Bot. Reg. 18: t. 1499 (1932). See {Diplomeris}. Lindl.   23-Feb-05 gen
131515 c Diplodium TRUE Dpl. 86 in Ges. Naturf. Freunde Berlin Mag. Neuesten Entdeck. Gesammten Naturk 4: 84 (July 1810); Aust. Orch. Res. 4: 70 (2002); see Pterostylis. Sw.   18-May-03 gen
125349 p Diplolabellum FALSE Dbm.     F.Maek.   04-Jul-02 gen
125350 p Diplomeris FALSE Dms.   Prodr. Fl. Nepal.: 26 (1825); Gen. Orch. 2(1): 286 (2001).  Syn. {Paragnathis} Spreng.; {Diplochilus} Lindl. D.Don   04-Jul-02 gen
154 c Diploprora FALSE Dpra. 9 Fl. Brit. India 6(1): 26 (1890). Hook.f.   21-Nov-88 gen
137748 c Diplorrhiza TRUE Dipr. 12 in Beitr. Naturk. 4: 147 (1789); see {Dactylorhiza} Ehrh.   30-Apr-04 gen
125351 p Dipodium FALSE Dipo.   Prodr.: 330 (1810); syn. {Leopardanthus}  Blume; {Wailesia}  Lindl.; {Hydranthus}  Kuhl & Hasselt ex Rchb.f.; {Trichochilus}  Ames. R.Br.   04-Jul-02 gen
125352 p Dipteranthus FALSE Dts.   Orch. Nov. ii. 232 (1881); Barb.Rodr.   04-Jul-02 gen
125353 p Dipterostele FALSE Dse.     Schltr.   04-Jul-02 gen
155 c Disa FALSE Disa 94 Gen. Orch. 2(1): 33 (2001); Bergius   21-Nov-88 gen
125354 p Discyphus FALSE Dis.   in Repert. Sp. Nov. Regni Veg. Beih. 15: 417 (1919); Gen. Orch. 3: 199 (2003); Schltr.   04-Jul-02 gen
125355 p Disperis FALSE Disp.   Gen. Orch. 2(1): 26 (2001); Sw.   04-Jul-02 gen
138511 c Disticholiparis TRUE Dtl.   in Die Orchidee 55(2): 175-179 (2004); see {Liparis} sect. {Distichae} Ridley. Marg. & Szlach. 04-Jun-04 gen
125125 c Distichorchis TRUE Ds. 3 in The Orchadian 13(11): 487 (20020. Basionym: {Den.} sect. {Distichophyllum} Hook.f. M.A.Clem. D.L.Jones 01-Jul-02 gen
125356 p Distylodon FALSE Dist.     Summerh.   04-Jul-02 gen
125357 p Dithrix FALSE Dit.   [in Brummitt, Vasc. Pl. Fam. & Gen.1992: 733] Schltr.   04-Jul-02 gen
125813 p Dithyridanthus TRUE Ddts.   in Bot. Mus. Leafl. 28: 315 (1980 publ. 1982); see {Deiregyne} Schltr. Garay   10-Jul-02 gen
156 c Diuris FALSE Diuris 93 Gen. Orch. 2(1): 126 (2001); J.J.Sm.   21-Nov-88 gen
110100 p Dockrillia TRUE Doc. 3 in Schlechter Orchideen, 1(11-12): 745 (1981); Orchadian 13(8): 347-356 (June 2001). See {Dendrobium}. Brieger   13-Nov-97 gen
125358 p Dodsonia FALSE Dod.     Ackerman   04-Jul-02 gen
145174 c Dolichopsis TRUE Dol. 19 in Schlechter Orchideen 1: 622 (1981), nom. illeg. cf. {Eria}. (Hook.f.) Brieger 04-Mar-05 gen
157 c Domingoa FALSE Dga. 7 Orch. Rev. 110(1248): 366-369 (Nov. 2002); Schltr.   21-Nov-88 gen
158 c Doritis FALSE Dor. 9   Lindl.   21-Nov-88 gen
159 c Dossinia FALSE Doss. 2 in Ann. Soc. Roy. Agr. Gand. 4: 171 (1848); Gen. Orch. 3: 85 (2003); E.Morren   21-Nov-88 gen
141966 p Doxosma TRUE Dox. 7 Fl. Tellur. 4: 9 (1838); see {Epidendrum}. Raf.   29-Oct-04 gen
125814 p Dracomonticola FALSE Dmta.   Gen. Orch. 2(1): 288 (2001); H.P.Linder & Kurzweil 10-Jul-02 gen
150609 p Dracontia TRUE Drc.   in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 257. Feb 2004; Icon. Pleurothall. 26: 257. Feb 2004, basionym: {Pleurothallis} subgen. {Dracontia}. (Luer) Luer 28-Oct-05 gen
160 c Dracula FALSE Drac. 4   Luer   21-Nov-88 gen
125359 p Drakaea FALSE Dra.   Gen. Orch. 2(1): 149 (2001); Lindl.   04-Jul-02 gen
125360 p Dresslerella FALSE Dla.   in Selbyana, 3(1?2): 1 (1976); Luer   04-Jul-02 gen
124102 c Dressleria FALSE Dre. 6 in Selbyana 1(2): 130 (1975) Dodson   13-Mar-02 gen
125361 p Dryadella FALSE Dda.   in Selbyana, 2(2?3): 207 (1978); Luer   04-Jul-02 gen
125362 p Dryadorchis FALSE Dyo.   in Fedde, Repert. Beih. i. 976 (1913); Schltr.   04-Jul-02 gen
90665 c Drymoanthus FALSE Dry. 9   Nicholls     gen
125363 p Drymoda FALSE Dma.     Lindl.   04-Jul-02 gen
125364 p Duckeella FALSE Duc.   in An. Reuniao Sul-Amer. Bot. 3, 1: 31 (1940); Gen. Orch. 3: 289 (2003); Porto & Brade 04-Jul-02 gen
129418 c Dungsia TRUE Dng. 7 in Richardiana 2(1): 11 (2002); see {Sophronitis}. Chiron & V.P.Castro 30-Jan-03 gen
125365 p Dunstervillea FALSE Dun.   Venezuelan Orchids Illustr., 5: 70 (1972); Garay   04-Jul-02 gen
125097 c Durabaculum TRUE Du. 3 in Orchadian 13(11): 486 (2002). = Den. sect. Strebloceras Schltr.  Lectotype species: Den. undulatum. M.A.Clem. D.L.Jones 27-Jun-02 gen
125366 c Dyakia FALSE Dy.   in Orchid Digest 50: 63 (1986). Christenson   04-Jul-02 gen
125367 p Earina FALSE Ear.     Lindl.   04-Jul-02 gen
125815 p Echinella FALSE Ec.         10-Jul-02 gen
133491 c Ecuadoria TRUE Ecd.   in Orquideologia 19: 133-135 (1994); see {Microthelys}. Dodson & Dressler 03-Sep-03 gen
125368 p Eggelingia FALSE Eg.   in Bot. Mus. Leafl. Harvard Univ. xiv. 235 (1951). (Supplement 12); Summerh.   04-Jul-02 gen
94319 c Eleorchis FALSE Elo. 13   F.Maek.     gen
125126 c Eleutheroglossum TRUE Et. 3 in The Orchadian 13(11): 489 (2002). Basionym: {Den}. sect. {Eleutheroglossum} Schltr. (Schltr.) M.A.Clem & D.L. Jones 01-Jul-02 gen
125369 p Elleanthus FALSE Ell.     C.Presl   04-Jul-02 gen
150610 p Elongatia FALSE Elg.   in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 257. Feb 2004; Icon. Pleurothall. 26: 257. Feb 2004, basionym: {Pleurothallis} subgen. {Elongatia}. (Luer) Luer 28-Oct-05 gen
125816 p Eloyella FALSE Eya.         10-Jul-02 gen
125817 p Eltoplectris FALSE Elt.         10-Jul-02 gen
133478 c Eltroplectris FALSE Etp.   Fl. Tellur. 2: 51 (1837); Gen. Orch. 3: 200 (2003); Raf.   02-Sep-03 gen
116913 c Elythranthera FALSE Elth. 98 Gen. Orch. 2(1): 101 (2001); (Endl.) A.S.George 22-Dec-99 gen
161 c Embreea FALSE Emb. 5 B. Greer, Astonishing Stanhopeas 77 (1998); Dodson   21-Nov-88 gen
150611 p Empusella FALSE Emp.   in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 258. Feb 2004; Icon. Pleurothall. 26: 258. Feb 2004, basionym: [Pleurothallis} subgen. {Empusella}. (Luer) Luer 28-Oct-05 gen
125818 p Encheiridion FALSE Enc.   in Bot. Mus. Leafl. Harvard Univ. xi. 161 (1943). (Supplement 11); Summerh.   10-Jul-02 gen
767 c Encyclia FALSE E. 7 Dressler & Pollard, Genus Encyclia in Mexico 2nd ed. (1976); Withner, Cattleyas 5: 85-136 (1998); Hook.   21-Nov-88 gen
125370 p Endresiella FALSE End.     Schltr.   04-Jul-02 gen
125371 p Entomophobia FALSE Ent.     de Vogel   04-Jul-02 gen
125372 p Eparmatostigma FALSE Epa.     Garay   04-Jul-02 gen
800 p Ephemerantha TRUE Ephem. 3 in Taxon 10: 102 (1961). See {Flickingeria} P.F.Hunt & Summerh. 21-Nov-88 gen
125373 p Ephippianthus FALSE Ephi.     Rchb.f.   04-Jul-02 gen
126109 t Ephippium FALSE Epp. 11 in Bijdr. 308 (1825); Orchadian 13(11): 499 (2002).  cf. {Bulbophyllum}. Bl.   09-Aug-02 gen
150612 p Epibator FALSE Ebt.   in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 201. Feb 2004; Icon. Pleurothall. 26: 201. Feb 2004. Luer   28-Oct-05 gen
125374 p Epiblastus FALSE Epib.     Schltr.   04-Jul-02 gen
125375 p Epiblema FALSE Eb.   Prodr.: 315 (1810); Gen. Orch. 2(1): 204 (2001); R.Br.   04-Jul-02 gen
139009 c Epicladium FALSE Ecl. 7 Fl. Miami: 56 (1913); has date priority over {Guarianthe}. Contains the '{Cattleya}' {skinneri} complex. (Lindl.) Small 15-Jun-04 gen
125376 p Epidanthus TRUE Ed. 7 in Bot. Mus. Leafl. 8: 148 (1940); see (Epidendrum}. L.O.Williams   04-Jul-02 gen
125377 p Epidendropsis TRUE Epid. 7 Venez. Orchids Ill. 6: 39 (1976); see {Epidendrum}. Garay & Dunst. 04-Jul-02 gen
162 c Epidendrum FALSE Epi. 7 Sp. Pl. ed. 2: 1347 (1763), nom. cons., syn. {Epidanthus} L.O.Williams, Bot. Mus. Leafl. 8: 148 (1940); {Epidendropsis}  Garay & Dunst., Venez. Orchids Ill. 6: 39 (1976); {Kalopternix}  Garay & Dunst., Venez. Orchids Ill. 6: 40 (1976); {Minicolumna}  Brie L.   21-Nov-88 gen
125378 p Epigeneium FALSE Egm.   in Bull. Mus. Hist. Nat. Paris, 1932, Ser. II. iv. 593, 594; Gagnep.   04-Jul-02 gen
125819 p Epilyna FALSE Elna.         10-Jul-02 gen
163 c Epipactis FALSE Epcts. 92   Zinn   21-Nov-88 gen
125379 c Epipogium FALSE Epgm.     Borkh.   04-Jul-02 gen
125380 p Epistephium FALSE Epis.   Syn. Pl. Aequin. 1: 340 (1822); Gen. Orch. 3: 306 (2003); Kunth   04-Jul-02 gen
132833 c Eremorchis TRUE Erm. 86 in Aust. Orch. Res. 4: 72 (2002); see Pterostylis. D.L.Jones & M.A.Clem. 29-Jul-03 gen
125381 p Eria FALSE Er.   in Bot. Reg. 11: t. 904 (1825). Lindl.   04-Jul-02 gen
125382 p Eriaxis FALSE Eri.   in Linnaea 41: 63 (1877); Gen. Orch. 3: 309 (2003); Rchb.f.   04-Jul-02 gen
150669 p Ericksonella FALSE Erk. 98 in Austral. Syst. Bot. 17(2): 208-210 (29 April 2004).  Based on {Caladenia saccharata}. Hopper & A.P.Br. 31-Oct-05 gen
125383 p Eriochilus FALSE Erio.   Gen. Orch. 2(1): 104 (2001); R.Br.   04-Jul-02 gen
125384 p Eriodes FALSE Eds.     Rolfe   04-Jul-02 gen
125385 c Eriopsis FALSE Ess. 6 in Edwards's Bot. Reg. 33: t. 18 (1847). syn. {Pseuderiopsis}  Rchb.f., Linnaea 22: 852 (1849). Lindl.   04-Jul-02 gen
145186 c Erioxantha TRUE Erx. 19 in Gard. Mag. (London) 8: 247 (1832). cf. {Eria} Raf.   04-Mar-05 gen
250 c Erycina FALSE Ercn. 8 Fol. Orchid. 2: (1853); syn. {Psygmorchis}  Dodson & Dressler, Phytologia 24: 288 (1972). Lindl.   21-Nov-88 gen
125386 p Erythrodes FALSE Eyd. 2 in Bijdr. 410. t.72 (1825); Gen. Orch. 3: 85 (2003); American spp. transferred to {Microchilus} - Lindleyana 17(4): 214-225 (Dec. 2002); syn. {Physurus}. Blume   04-Jul-02 gen
125387 p Erythrorchis FALSE Eo.   in Rumphia 1: 200 (1837); Gen. Orch. 3: 311 (2003); Blume   04-Jul-02 gen
768 c Esmeralda FALSE Em. 9 Xenia Orch. ii. 38 (1874); syn. {Arachnanthe} Blume. Rchb.f.   21-Nov-88 gen
758 p Euanthe TRUE Eua.   See {Vanda} Schltr.   21-Nov-88 gen
129348 c Euchile TRUE Ech. 7 Cattleyas 5: 137 (1998); syn. {Encyclia} sect. {Euchile} Dressler & Pollard. Withner   29-Jan-03 gen
125788 p Eucosia FALSE Ecsa.   Bijdr. 415. t. 18 (1825); Benth. & Hook. f. Gen. Pl. iii. 605; Blume   10-Jul-02 gen
810 c Eulophia FALSE Euph. 6 in Bot. Reg. 8: t.686 (1823) nom. cons.; Lindleyana 13(3): 170-202 (1998); R.Br. ex Lindl. 21-Nov-88 gen
125820 p Eulophidium FALSE Epm.   Entw. Naturl. Anordn. Orch. 87 (1887), in obs. (Supplement 12); Pfitzer   10-Jul-02 gen
164 c Eulophiella FALSE Eul. 6   Rolfe   21-Nov-88 gen
126009 t Eurycaulis TRUE Eyc. 3 in Orchadian 13(11): 490 (April 2002). Syn: {Den}. sect. {Platycaulon} Schltr. M.A.Clem. & D.L.Jones 24-Jul-02 gen
125388 p Eurycentrum FALSE Euy.   in K. Schum. & Lauterb. Nachtr. Fl. Deutsch. Sudsee, 2:89; Gen. Orch. 3: 90 (2003); Schltr.   04-Jul-02 gen
165 c Eurychone FALSE Echn. 9   Schltr.   21-Nov-88 gen
125389 p Eurystyles FALSE Eys.   in Oesterr. Bot. Zeitschr.,13: 223 (1863); Gen. Orch. 3: 204 (2003); Wawra   04-Jul-02 gen
125822 p Evotella FALSE Evo.   Gen. Orch. 2(1): 30 (2001); Kurzweil & H.P.Linder 10-Jul-02 gen
125823 p Evrardia TRUE Evr. 2 in Bull. Mus. Hist. Nat. (Paris) 2, 3.4, 5: 596 (1932). See {Odontochilus} sect. {Evrardia} Ormerod in Lindleyana 17(4): 225 (Dec. 2002); Gagnep.   10-Jul-02 gen
125390 p Evrardianthe FALSE Ev.     Rauscert   04-Jul-02 gen
128724 c Exalaria FALSE Exa.   Harvard Pap. Bot. 4(2): 480 (1999); Orch. Rev. 111(1249): 41-42 (Jan. 2003); Gen. Orch. 3: 33 (2003); Monotypic: {Exa. parviflora (C. Presl) L.A. Garay & G.A. Romero-Gonzalez. Basionym: {Ophrys parviflora} Garay & G.A.Romero 02-Jan-03 gen
145185 c Exeria TRUE Exe. 19 Fl. Tellur. 4: 49 (1838). cf. {Eria} Raf.   04-Mar-05 gen
126019 t Exochanthus TRUE Exo. 3 in Orchadian 13(11): 496 (Apr. 2002). Syn: {Den}. subgen. {Xerobium} sect. {Pleianthe}. M.A.Clem. & D.L.Jones 24-Jul-02 gen
141963 p Exophya TRUE Exp. 7 Fl. Tellur. 2: 63 (1837); see {Epidendrum}. Raf.   29-Oct-04 gen
125391 c Fernandezia FALSE F. 18 Prod. Fl. Per. et Chil. 123. t. 27 (1794). 
{Fernandezia}  Lindl., Gen. Sp. Orchid. Pl.: 207 (1833), nom. illeg., is a syn. of {Lockhartia}  Hook., q.v.
Ruiz & Pav. 04-Jul-02 gen
150668 p Fimbrorchis FALSE Fim.   in Orchidee (Hamburg) 55(4): 489 (30 Aug. 2004). Szlach.   31-Oct-05 gen
799 c Flickingeria FALSE Flkga. 3   A.D.Hawkes   21-Nov-88 gen
125824 t Forbesina TRUE For. 19 in J. Bot. 63(Suppl.): 120 (1926). cf. {Eria}. Ridl.   10-Jul-02 gen
125392 p Forficaria FALSE Fo.     Lindl.   04-Jul-02 gen
125393 p Fregea TRUE Fr. 83 in Bot. Zeitung (Berlin) 10: 712 (1852); see {Sobralia}. Rchb.f.   04-Jul-02 gen
125394 p Frondaria FALSE Fro.     Luer   04-Jul-02 gen
126110 t Fruticicola FALSE Frt. 11 in Orchadian 13(11): 499 (2002). Syn. {Bulbophyllum} sect. {Fruticola}. (Schltr.) M.A.Clem. & D.L.Jones 09-Aug-02 gen
125395 p Fuertesiella FALSE Fu.   in Urban, Symb. Antill. 7: 492 (1919); Gen. Orch. 3: 37 (2003); Schltr.   04-Jul-02 gen
125825 p Funkiella FALSE Fun.   in Beih. Bot. Centralbl. 37: 430 (1920); Gen. Orch. 3: 207 (2003); Schltr.   10-Jul-02 gen
141811 c Gabertia TRUE Gab. 6 Voy. Uranie: 425 (1829); see {Grammatophyllum}. Gaudich.   22-Oct-04 gen
166 c Galeandra FALSE Gal. 6 in F.A.Bauer, Ill. Orch. Pl.: t. 8 (1830); syn. {Corydandra}  Rchb., Deut. Bot. Herb.-Buch: 53 (1841). Lindl.   21-Nov-88 gen
125396 p Galearis FALSE Gale.   Gen. Orch. 2(1): 290 (2001); Raf.   04-Jul-02 gen
125397 p Galeola FALSE Gla.   Fl. Cochinch. 2: 520 (1790); Gen. Orch. 3: 313 (2003); Lour.   04-Jul-02 gen
125826 p Galeorchis TRUE Gos.   See {Orchis}     10-Jul-02 gen
91164 c Galeottia FALSE Glta. 6 in Ann. Sci. Nat., Bot., III, 3: 25 (1845); syn. {Mendoncella} A.D.Hawkes. A.Rich.     gen
125827 p Galeottiella FALSE Gota.   in Beih. Bot. Centralbl. 37: 360 (1920); Gen. Orch. 3: 59 (2003); Schltr.   10-Jul-02 gen
125828 p Gamosepalum TRUE Gam.   See {Aulosepalum}     10-Jul-02 gen
125568 c Gastorchis TRUE Gach. 6 Hawkes, Enc. Cult. Orch. 1965: 528 gives this generic name as a component of several nothogenera. It is probably an orthographic variant of Gastrorchis.     05-Jul-02 gen
167 c Gastrochilus FALSE Gchls. 9 Prod. Fl. Nep. 32 (1825); AOS Bull. 54(9): 1111-1116 (Sept. 1985); D.Don   21-Nov-88 gen
125398 p Gastrodia FALSE Gta.     R.Br.   04-Jul-02 gen
141969 p Gastropodium TRUE Gtpd. 7 in Ann. Mag. Nat. Hist. 15: 107 (1845); see {Epidendrum}. Lindl.   29-Oct-04 gen
123658 p Gastrorchis FALSE Gs.         14-Feb-02 gen
125399 c Gavilea FALSE Gav.   Frag. Syn. Pl. Chil., 18 (1833);  Gen. Orch. 3: 10 (2003); Poepp.   04-Jul-02 gen
125400 p Geesinkorchis FALSE Ge.     de Vogel   04-Jul-02 gen
125401 p Gennaria FALSE Gen.   Gen. Orch. 2(1): 292 (2001); Parl.   04-Jul-02 gen
125402 p Genoplesium FALSE Geno.   Gen. Orch. 2(1): 177 (2001); R.Br.   04-Jul-02 gen
125403 p Genyorchis FALSE Geny.     Schltr.   04-Jul-02 gen
125404 p Geoblasta FALSE Geo.   in Vellozia 1: 132 (1891);  Gen. Orch. 3: 11 (2003); Barb.Rodr.   04-Jul-02 gen
125405 p Geodorum FALSE Gdm.   in Andr. Bot. Rep. t. 626 (1810). Benth. & Hook. f. Gen. Pl. iii. 538; G.Jacks   04-Jul-02 gen
125406 p Glomera FALSE Gl.     Blume   04-Jul-02 gen
116912 c Glossodia FALSE Gloss. 98 Gen. Orch. 2(1): 107 (2001); R.Br.   22-Dec-99 gen
125407 p Glossorhyncha FALSE Glos.     Ridl.   04-Jul-02 gen
168 c Gomesa FALSE Gom. 8   R.Br.   21-Nov-88 gen
125408 p Gomphichis FALSE Gomp.   Gen. Sp. Orch. Pl. 446 (1840); Gen. Orch. 3: 37 (2003); Lindl.   04-Jul-02 gen
125409 p Gonatostylis FALSE Gon.   in Engl., Bot. Jahrb. Syst. 39: 56 (1906); Gen. Orch. 3: 90 (2003); Schltr.   04-Jul-02 gen
169 c Gongora FALSE Gga. 5 Rice in Orch. Rev. 110(1247): 289-295 (Sept. 2002) Ruiz & Pav. 21-Nov-88 gen
131743 c Goniobulbon FALSE Gbn.         03-Jun-03 gen
125410 p Goniochilus FALSE Goni.     M.W.Chase   04-Jul-02 gen
123560 p Goodyera FALSE G. 2 in Ait. Hort. Kew. ed. 2., 5: 197 (1813); Benth. & Hook. f. Gen. Pl. 3: 602; Gen. Orch. 3: 94-98 (2003). R.Br.   13-Feb-02 gen
125411 p Govenia FALSE Gov.     Lindl.   04-Jul-02 gen
125412 c Grammangis FALSE Gra.   in Hamb. Gartenz. xvi. (1860) 520; et Xenia Orch. ii. 17 (1873 ?); Benth. & Hook. f. Gen. Pl. iii. 537; Rchb.f.   04-Jul-02 gen
170 c Grammatophyllum FALSE Gram. 6 Bijdr.: 377 (1825); syn. {Gabertia} Gaudich.; {Pattonia} Wight. Blume   21-Nov-88 gen
153074 c Grandiphyllum TRUE Gdp. 8 in Coletânea Orqu. Brasil. 3: 75 (Feb. 2006). Split from {Oncidium}, incl. sect. {Pulvinata} Lindl., sect. {Paucituberculata} Lindl. p.p. Type: {Onc. divaricatum} Lindl. A.D.Neto   01-Mar-06 gen
809 c Graphorkis FALSE Grks. 6 Nouv. Bull. Sci. Soc. Philom. Paris 19: 318 (1809). Thouars   21-Nov-88 gen
135824 c Grastidium TRUE Grs. 3 Bijdr.: 333 (1825); see {Dendrobium}. Bl.   28-Jan-04 gen
125413 p Greenwoodia FALSE Gre.     Burns-Bal.   04-Jul-02 gen
125414 p Grobya FALSE Gro.   Bot. Reg. t. 1740 (1835); Benth. & Hook. f. Gen. Pl. iii. 543; Lindl.   04-Jul-02 gen
125415 p Grosourdya FALSE Gsa.     Rchb.f.   04-Jul-02 gen
133479 c Guarianthe FALSE Gur. 7 in Lankesteriana 7: 37-38 (2003), contains the '{Cattleya}' {skinneri} complex. Orchids (AOS)72(8): 568 (Aug. 2003); Orch. Dig. 68(1): 37-39 (2004). Dressler & W.E.Higgins 03-Sep-03 gen
135825 c Gudrunia TRUE Gud. 8 in Schlechteriana 4: 24 (1993); see {Tolumnia}. Braem   28-Jan-04 gen
125869 p Gularia TRUE Gul.   in Bot. Mus. Leafl. 28: 321 (1980 publ. 1982); see {Schiedeella}. Garay   10-Jul-02 gen
125416 p Gunnarella FALSE Gu.     Senghas   04-Jul-02 gen
145173 t Gunnarorchis FALSE Gun. 19 in Schlechter Orchideen 1(11-12): 650 (1981). cf. {Eria}. Brieger   04-Mar-05 gen
121524 c Gymnadenia FALSE Gym. 80 Gen. Orch. 2(1): 294 (2001); R.Br.   29-Jun-01 gen
125417 p Gymnochilus FALSE Gcs.   Orch. Archip. Ind. 107. t. 32 (1858); Benth. & Hook. f. Gen. Pl. iii. 605; Blume   04-Jul-02 gen
125418 p Gynoglottis FALSE Gyn.   in Rec. Trav. Bot. Neerl. i. (1904) 49; J.J.Sm.   04-Jul-02 gen
171 c Habenaria FALSE Hab. 91 Gen. Orch. 2(1): 298 (2001); {Pecteilis} now recognised at generic level in accord with Gen. Orch. 2: 339-341 (2001).  For {Blephariglottis} see {Platanthera}. Willd.   21-Nov-88 gen
129423 c Hadrolaelia TRUE Hdl. 7 in Richardiana 2(1): 11 (2002): {Laelia} sect. {Hadrolaelia}. See {Sophronitis}. (Schltr.) Chiron & V.P.Castro 30-Jan-03 gen
172 c Haemaria TRUE Haem. 2 see Ludisia     21-Nov-88 gen
125419 c Hagsatera FALSE Hag. 7 in Orquidea (Mexico), 3(11): 343 (1974); Tamayo   04-Jul-02 gen
133469 c Halleorchis FALSE Hlo.   in Flore du Cameroun 34. Orchid. 1: 246, t.85 (1998); Gen. Orch. 3: 98 (2003); Szlach & Olsz. 01-Sep-03 gen
125420 p Hammarbya FALSE Ham.     Kuntze   04-Jul-02 gen
151374 c Hamularia FALSE Hmu. 11 in Komarovia 4: 17 (2005); split from {Bulbophyllum}. Aver. & Averyanova 12-Dec-05 gen
125421 p Hancockia FALSE Hac.   in Journ. Linn. Soc. xxxvi. 20 (1903); Rolfe   04-Jul-02 gen
125829 p Hapalochilus FALSE Hcs.         10-Jul-02 gen
125422 p Hapalorchis FALSE Hap.   in Repert. Sp. Nov. Regni Veg. Beih. 6: 30 (1919); Gen. Orch. 3: 210 (2003); Schltr.   04-Jul-02 gen
123111 c Haraella FALSE Hal. 9 in J. Soc. Trop. Agric. 2: 26 (1930). Monotypic, endemic to Taiwan. Kudo   11-Jan-02 gen
125423 p Harrisella FALSE Har.   in Journ. Bot. xlvii. 265 (1909); Fawc. & Rendle 04-Jul-02 gen
125830 p Hartwegia TRUE Hwa.   See {Nageliella}     10-Jul-02 gen
125424 p Hederorkis FALSE Hed.     Thouars   04-Jul-02 gen
251 c Helcia FALSE Hlc. 8   Lindl.   21-Nov-88 gen
125425 p Helleriella FALSE Hel.   in Phytologia, xiv. 4 (1966); A.D.Hawkes   04-Jul-02 gen
125426 p Helonoma FALSE Helo.   in Bot. Mus. Leafl. Harvard Univ. 28: 327 (1980, publ. 1982); Gen. Orch. 3: 212 (2003); Garay   04-Jul-02 gen
125427 p Hemipilia FALSE Hemi.   Gen. Orch. 2(1): 303 (2001); Lindl.   04-Jul-02 gen
128723 c Hemipiliopsis FALSE Hmp. 91 in Novon  (2003); Orch. Rev. 111(1249): 47-49 (Jan. 2003); Monotypic: {Hmp. purpureopunctata} (K.Y.Lang) Luo & Chen. Y.Luo & Sin-C.Chen 02-Jan-03 gen
125428 p Hemiscleria FALSE Hc. 7 Fol. Orchid. 4: 1 (1853); see {Epidendrum}. Lindl.   04-Jul-02 gen
123542 p Herminium FALSE H. 12 Opera Varia, 251 (1758). Gen. Orch. 2(1): 305 (2001); L.   13-Feb-02 gen
125429 p Herpysma FALSE Her.   in [Wall. Cat. n. 7389 (1831)] nom. nud.; Bot. Reg. sub t. 1618 (1833); Gen. Orch. 3: 98 (2003); Lindl.   04-Jul-02 gen
103969 c Herschelia TRUE Hers. 94 Gen. Orch. 2(1): 33 (2001); included in {Disa} pending further study.  See {Herschelianthe} Lindl.     gen
125430 p Herschelianthe TRUE Hse.   Gen. Orch. 2(1): 33 (2001); included in {Disa} pending further study. Syn. {Herschelia} Rauschert   04-Jul-02 gen
125431 p Hetaeria FALSE Het.   Bijdr. 409. t.14 (1825) [as Etaeria]; Fl. Jav. Praef. p. vii (1828); Gen. Orch. 3: 102 (2003); Bl.   04-Jul-02 gen
132307 c Heterozeuxine FALSE Htz.   in Ann. Tsukuba Bot. Gard., 5: 21 (1986). Hashimoto   04-Jul-03 gen
173 c Hexadesmia FALSE Hex. 7   Brongn.   21-Nov-88 gen
125432 p Hexalectris FALSE Hxs.   Neogenyt. 4 (1825); Benth. & Hook. f. Gen. Pl. iii. 498; Raf.   04-Jul-02 gen
174 c Hexisea FALSE Hxsa. 7   Lindl.   21-Nov-88 gen
123788 p Himantoglossum FALSE Him.   Gen. Orch. 2(1): 309 (2001); K.Koch   19-Feb-02 gen
125433 p Hintonella FALSE Hi.   in Bot. Mus. Leafl. Harvard Univ. vi. 186 (1938); Ames   04-Jul-02 gen
125434 p Hippeophyllum FALSE Hip.     Schltr.   04-Jul-02 gen
125435 p Hirtzia FALSE Hir.   in Icon. Pl. Trop. 10: t. 924 (1984). Dodson   04-Jul-02 gen
125436 c Hispaniella TRUE His. 8 in Orchidee (Hamburg) 31: 144 (1980); see {Tolumnia}. Braem   04-Jul-02 gen
125437 p Hoehneella FALSE Hoe.   Orquid. Nov. Estad. Espirito Santo, 3 (1945); cf. Gray Herb. Card Cat. (Supplement 11); Ruschi   04-Jul-02 gen
126627 c Hoffmannseggella TRUE Hof. 7 in Acta Bot. Acad. Sci. Hungaricae 14: 69 (1968); See {Sophronitis}. H.G.Jones   13-Sep-02 gen
125692 p Hofmeistera TRUE Hfmt. 18 De Pollin. Orchid.: 30 (1852), nom. illeg. see {Hofmeisterella}. Rchb.f.   09-Jul-02 gen
124956 c Hofmeisterella FALSE Hf. 18 Walp., Ann. 3: 563 (1852); Benth. & Hook. f. Gen. Pl. iii.570; Rchb.f.   07-Jun-02 gen
769 c Holcoglossum FALSE Holc. 9 in Fedde, Repert. Beih. iv. 285 (1919); Notes RBG Edinb. 44(2): 249-256 (1987); AOS Bull. 1346-1349 (Dec. 1995); Schltr.   21-Nov-88 gen
125831 p Holmesia FALSE Hma.         10-Jul-02 gen
125438 p Holopogon FALSE Holo.     Kom. & Nevski 04-Jul-02 gen
125439 p Holothrix FALSE Htx.   Gen. Orch. 2(1): 313 (2001); Rich. ex Lindl. 04-Jul-02 gen
125440 p Homalopetalum FALSE Hom.   in Hook. Ic. Pl. t. 2461 (1896); Rolfe   04-Jul-02 gen
125441 p Horichia FALSE Hor.     Jenny   04-Jul-02 gen
125442 c Hormidium TRUE Horm. 7 Nom. Bot. Hort. 1: 880 (1840); see {Prosthechea}. (Lindl.) ex Heynh. 04-Jul-02 gen
125443 p Horvatia FALSE Hv.   in Studia Phytologica: 40 (1977); Garay   04-Jul-02 gen
117631 c Houlletia FALSE Hlt. 5   Brongn.   20-Mar-00 gen
175 c Huntleya FALSE Hya. 6   Bateman ex Lindl. 21-Nov-88 gen
125444 p Huttonaea FALSE Hut.   Gen. Orch. 2(1): 47 (2001); Harv.   04-Jul-02 gen
125445 p Hybochilus FALSE Hyb.   in Fedde, Repert. xvi. 429 (1920); Schltr.   04-Jul-02 gen
144937 c Hydranthus TRUE Hyr.   Xenia Orchid. 2: 20 (1862). See {Dipodium}. Kuhl & Hasselt ex Rchb.f. 23-Feb-05 gen
770 c Hygrochilus FALSE Hy. 9 in Engl. & Prantl, Pflanzenf. Nachtr. I. 112 (1897). Pfitzer   21-Nov-88 gen
125446 p Hylophila FALSE Hyl.   in Bot. Reg. 19: sub t.1618 (1833); Gen. Orch. 3: 105 (2003); Lindl.   04-Jul-02 gen
126117 c Hymeneria TRUE Hmn. 19 in Orchadian 13(11): 500 (2002). Syn. {Eria} sect. {Hymeneria} Lindl. see {Pinalia}. (Lindl.) M.A.Clem. & D.L.Jones 09-Aug-02 gen
132834 c Hymenochilus TRUE Hmc. 86 in Aust. Orch. Res. 4: 72 (2002); see Pterostylis. D.L.Jones & M.A.Clem. 29-Jul-03 gen
125447 p Hymenorchis FALSE Hym.   in Fedde, Repert. Beih i. 994 (1913); Schltr.   04-Jul-02 gen
126111 t Ichthyostomum FALSE Ich. 11 in Orchadian 13(11): 499 (2002).  cf. {Bulboiphyllum}. D.L.Jones, M.A.Clem. & Molloy 09-Aug-02 gen
129145 c Ida FALSE Ida 6 in Orch. Dig. 67(1): 8-29 (2003); Syn. {Lycaste} sect. {Fimbriatae} Fowlie A.Ryan & Oakeley 21-Jan-03 gen
125448 p Imerinaea FALSE Im.     Schltr.   04-Jul-02 gen
131744 c Inobulbon FALSE Ino.   in Engl. Pflanzenreich, Orch.-Dendrob. pars 1, 316 (1910); Schltr. & Kraenzl. 03-Jun-03 gen
125832 p Ione FALSE Io.         10-Jul-02 gen
176 c Ionopsis FALSE Inps. 8   Kunth   21-Nov-88 gen
125449 c Ipsea FALSE Ip. 6 Gen. et Sp. Orch. 124 (1831); Lindl.   04-Jul-02 gen
123692 p Isabelia FALSE Isa.   Orch. Nov. 1: 75 (1877); Syn. {Neolauchea; Sophronitella} Barb.Rodr.   14-Feb-02 gen
125450 p Ischnocentrum FALSE Isc.     Schltr.   04-Jul-02 gen
125451 p Ischnogyne FALSE Ige.   in Fedde, Repert. xii. 106 (1913); Schltr.   04-Jul-02 gen
141294 p Isias TRUE Isi. 12 in Mem. Reale Accad. Sci. Torino, II, 6: 413 (1844). See {Serapias}. De Not   24-Sep-04 gen
125452 p Isochilus FALSE Iso.   in Ait. Hort. Kew. ed. II. v. 209 (1813); R.Br.   04-Jul-02 gen
125453 p Isotria FALSE It.   Med. Repos., ser. 2, 5: 357 (1808); Gen. Orch. 3: 291 (2003); Raf.   04-Jul-02 gen
123694 p Jacquiniella FALSE Ja.   in Fedde, Repert. Beih. vii. 123 (1920); Schltr.   14-Feb-02 gen
125454 p Jejosephia FALSE Je.     A.N.Rao & Mani 04-Jul-02 gen
125833 c Jostia TRUE Jos. 4 in Monogr. Syst. Bot. Missouri Bot. Gard. 79: 2 (2000); See {Masdevallia} Luer   10-Jul-02 gen
177 c Jumellea FALSE Jum. 9       21-Nov-88 gen
125834 p Kalimpongia TRUE Kma.   in Orchid Dig., 41(5): 172 (1977).     See {Dickasonia} U.C.Pradhan   10-Jul-02 gen
125455 p Kalopternix TRUE Ka. 7 Venez. Orchids Ill. 6: 40 (1976); see {Epidendrum}. Garay & Dunst. 04-Jul-02 gen
126112 t Karorchis TRUE Kar. 11 in Orchadian 13(11): 499 (2002) orthographic error, see Kaurorchis. cf. {Bulbophyllum} D.L.Jones & M.A.Clem. 09-Aug-02 gen
126126 c Katherinea TRUE Kat.   Replacement name for Sarcopodium Lindl. & Paxton. See note in Orch. Rev. 65(768): 101 (June 1957). [homonym of Sarcopodium Ehrenburg (fungi)] A.D.Hawkes   12-Aug-02 gen
150618 p Kaurorchis FALSE Kror. 11 syn. {Karorchis}. D.L.Jones & M.A.Clem. 28-Oct-05 gen
178 c Kefersteinia FALSE Kefst. 6 Chistenson in Orch. Dig. 66(3): 110-14 (2002). Rchb.f.   21-Nov-88 gen
125456 p Kegeliella FALSE Ke.   in Fedde, Repert. 36: 60 (1934); Mansf.   04-Jul-02 gen
136014 c Kergeliella TRUE Kgl.   See {Kegeliella} Mansf. in Repert. Spec. Nov. Regni Veg. 36: 60 (1934). Spelling error as {Kergeliella orientalis} G. Gerlach in G.A. Romero & G. Carnevali, Orchids of Venezuela, ed. 2: 1137 (2000), (Ind. Kew.)     02-Feb-04 gen
771 p Kingidium FALSE Ki. 9 Formerly {Kingiella} was used but this is a later homonym of another genus. P.F.Hunt   21-Nov-88 gen
179 c Kingiella TRUE King. 9 This generic name has been botanically changed to {Kingidium} for nomenclatural reasons, but {Kingiella} is retained as the hort. rec. name in registration Rolfe   21-Nov-88 gen
133489 c Kionophyton FALSE Kin. 16 in Bot. Mus. Leaflets Harvard Univ. 28: 329-330 (1980, publ. 1982); Gen. Orch. 3: 215 (2003); Garay   03-Sep-03 gen
129771 c Kitigorchis TRUE Kit.   Wild Orch. Japan Col. 469 (1971); ? cf.{Oreorchis} Maekawa   13-Feb-03 gen
124738 p Kochiophyton TRUE Koc. 6 in Mart. Fl. Bras. lii. VI. 574 (1906). See {Aganisia}. Cogn.   17-May-02 gen
125457 p Koellensteinia FALSE Ko.   in Bonplandia, ii. (1854) 17; Rchb.f.   04-Jul-02 gen
125458 p Konantzia FALSE Kon.     Dodson & N.H.Williams 04-Jul-02 gen
136758 c Kraenlinorchis TRUE Kro. 91 Die Orchidee 55(1): 57 (2004); 4 spp. previously included in {Habenaria}. Szlach.   19-Mar-04 gen
151321 c Kraenzlinella FALSE Kz. 85 in Post & Kuntze, Lexic. 310 (1903); cf. {Pleurothallis}. Kuntze   08-Dec-05 gen
125459 p Kreodanthus FALSE Kre.   in Bradea 2(28): 198 (1977); Gen. Orch. 3: 107 (2003); Garay   04-Jul-02 gen
125460 p Kuhlhasseltia FALSE Kuh. 2 in Ic. Bogor. 4(1): t.301 (1910); Lindleyana 17(4): 207-211 (Dec. 2002); Gen. Orch. 3: 110 (2003);  syn. {Vexillabium} J.J.Sm.   04-Jul-02 gen
125461 p Lacaena FALSE Lac.   Bot. Reg. (1843) Misc. 68; Benth. & Hook. f. Gen. Pl. iii. 547; syn. {Nauenia} Klotzsch. Lindl.   04-Jul-02 gen
180 c Laelia FALSE L. 7   Lindl.   21-Nov-88 gen
181 c Laeliopsis TRUE Lps. 7 in Paxton's Fl. Gard. 3: 155 (1853). See {Broughtonia}. Lindl.   21-Nov-88 gen
125462 p Lanium TRUE Lan. 7 in Hook. Ic. Pl. t. 1334 (1881); Benth. & Hook. f. Gen. Pl. iii. 522; see {Epidendrum}. (Lindl.) ex Benth. 04-Jul-02 gen
125836 p Lankesterella FALSE Lak.   Sched. Orchid. No. 4, 3 (1923); Gen. Orch. 3: 217 (2003); Ames   10-Jul-02 gen
141962 p Larnandra TRUE Larn. 7 in Neogenyton: 4 (1825); see {Epidendrum}. Raf.   29-Oct-04 gen
125463 p Lecanorchis FALSE Lec.   Mus. Bot. Lugd. Bat. 2: 188 (1856); Benth. & Hook. f. Gen. Pl. 3:. 606; Gen. Orch. 3: 316 (2003); Blume   04-Jul-02 gen
126010 t Leioanthum TRUE Lei. 3 in Orchadian 13(11): 490 (April 2002).  Type: {Den. bifalce} Lindl. M.A.Clem. & D.L.Jones 24-Jul-02 gen
125464 c Lemboglossum TRUE Lem. 8 in Orquidea (Mexico), 9(2): 348 (1984).  See {Rhynchostele}. Halb.   04-Jul-02 gen
125465 p Lemurella FALSE Lla.   in Fedde, Repert. Beih. xxxiii. 366 (1925); (Supplement 07); Schltr.   04-Jul-02 gen
125466 p Lemurorchis FALSE Lrs.   in Bot. Jahrb. xvii. (1893) 58; Kraenzl.   04-Jul-02 gen
182 c Leochilus FALSE Lchs. 8  ; Orch. Dig. 67(2): 94-97 (2003); Knowles & Westc. 21-Nov-88 gen
125821 p Leopardanthus TRUE Ldth.   in Rumphia 4: 47 (1849). See {Dipodium}. Bl.   10-Jul-02 gen
183 c Lepanthes FALSE Lths. 90   Sw.   21-Nov-88 gen
96538 c Lepanthopsis FALSE Lpths. 90   Ames     gen
125467 p Lepidogyne FALSE Lie.   Coll. Orch. Archip. Ind. Jap. 1: 93. t.25 (1858); Benth. & Hook. f. Gen. Pl. 3: 603; Gen. Orch. 3: 110 (2003); Bl.   04-Jul-02 gen
125468 P Leporella FALSE Lepo.   Gen. Orch. 2(1): 159 (2001); A.S.George   04-Jul-02 gen
125837 p Leptoceras FALSE Lcs.   Gen. Orch. 2(1): 110 (2001); (R.Br.) Lindl. 10-Jul-02 gen
184 c Leptotes FALSE Lpt. 7 in Edwards's Bot. Reg. 19: t. 1625 (1833). Lindl.   21-Nov-88 gen
125469 p Lesliea FALSE Les.     Seidenf.   04-Jul-02 gen
131745 c Leucohyle TRUE Lce.   in Walp. Ann. vi. 679 (1861) sphalm.; Reichb.   03-Jun-03 gen
123621 p Leucorchis FALSE Le.     Klotzsch   13-Feb-02 gen
136367 c Lichterveldia TRUE Lich. 8 in Illustr. Hort. 2: t. 59 (1855); see {Cuitlauzina}. Lem.   25-Feb-04 gen
125470 p Ligeophila FALSE Lig.   in Bradea, 2(28): 194 (1977); Gen. Orch. 3: 114 (2003); Garay   04-Jul-02 gen
125838 p Ligeophyla FALSE Lpa.         10-Jul-02 gen
772 p Limatodes TRUE Li.   See {Eulophia}     21-Nov-88 gen
125471 p Limodorum FALSE Limo.     Boehm.   04-Jul-02 gen
137751 c Lindblomia TRUE Lblm. 12 in Bot. Not. 1843: 134 (1843); see {Dactylorhiza}. Fr.   30-Apr-04 gen
150619 p Lindleyalis FALSE Ldy.   in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 258. Feb 2004; Icon. Pleurothall. 26: 258. Feb 2004. Luer   28-Oct-05 gen
131746 c Lindleyella FALSE Lya.   in Orchideen, 414 (1914); Schltr.   03-Jun-03 gen
125472 p Lindsayella FALSE Lind.     Ames & C.Schweinf. 04-Jul-02 gen
132835 c Linguella TRUE Lgl. 86 in Aust. Orch. Res. 4: 74 (2002); see Pterostylis. D.L.Jones & M.A.Clem. 29-Jul-03 gen
123695 p Liparis FALSE Lip.   Orch. Eur. Annot. (Mem. Mus. Hist. Nat., Paris, iv. 52 (1818) 30 (1817); Seidenfaden in Dansk. Botanisk Arkiv. 31: 1-105 (1976); Rich.   14-Feb-02 gen
125839 p Lissochilus TRUE Liss.   See {Eulophia} and {Oeceoclades}     10-Jul-02 gen
125473 p Listera FALSE Lis.     R.Br.   04-Jul-02 gen
125474 p Listrostachys FALSE Lit.   in Bot. Zeit. x. (1852) 930; Rchb.   04-Jul-02 gen
185 c Lockhartia FALSE Lhta. 8 in Bot. Mag. 54: t. 2715 (1827); syn. {Fernandezia}  Lindl., Gen. Sp. Orchid. Pl.: 207 (1833), nom. illeg. Hook.   21-Nov-88 gen
125475 p Loefgrenianthum TRUE Loe.   See (Loefgrenianthus} Hoehne   04-Jul-02 gen
131747 c Loefgrenianthus FALSE Lts.   in Bol. Inst. Bras. Sc. ii. 352 (1927); et in Archiv. Bot. Estad. S. Paulo, i.592 (1927). Hoehne   03-Jun-03 gen
141295 p Lonchitis TRUE Lonc. 12 Fl. Pyren. 4: 50 (1901). See {Serapias}. Bubani   24-Sep-04 gen
125840 p Lophiaris FALSE Lop.   Fl. Tellur. iv. 40 (1836); Raf.   10-Jul-02 gen
123746 p Loroglossum FALSE Lg.         19-Feb-02 gen
140304 c Lowiorchis TRUE Lwc. 91 in Die Orchidee 55(3): 314-315 (2004); see {Habenaria}. Szlach.   06-Aug-04 gen
125841 p Loxoma FALSE Lox.   in Bot. Mus. Leafl. Harvard Univ., 23(4): 183 (1972); Garay   10-Jul-02 gen
773 c Ludisia FALSE Lus. 2 in Bory St.-Vincent, Dict. Clas./hist. Nat. 7: 437 (1825); Lindleyana 17(4): 211-212 (Dec. 2002); Gen. Orch. 3: 116 (2003); Syn. {Haemaria}.  Monotypic A.Rich.   21-Nov-88 gen
125476 p Lueddemannia FALSE Lue.   in Bonplandia, ii. (1854) 281; Benth. & Hook. f. iii. 552; Rchb.f.   04-Jul-02 gen
125842 p Luerella TRUE Lrla.   See {Phloeophilia}     10-Jul-02 gen
186 c Luisia FALSE Lsa. 9 Voy. Uranie: 426 (1829); syn. {Mesoclastes}  Lindl., Gen. Sp. Orchid. Pl.: 44 (1830); {Birchea}  A.Rich., Ann. Sci. Nat., Bot., II, 15: 66 (1841); {Trichorhiza}  Lindl. ex Steud., Nomencl. Bot., ed. 2, 2: 702 (1841). Gaudich   21-Nov-88 gen
187 c Lycaste FALSE Lyc. 6   Lindl.   21-Nov-88 gen
125477 p Lycomormium FALSE Lyco.   in Bot. Zeitung (Berlin) 10: 833 (1852). Rchb.f.   04-Jul-02 gen
125478 p Lyperanthus FALSE Lyp.   Gen. Orch. 2(1): 162 (2001); R.Br.   04-Jul-02 gen
125843 p Lyroglossa FALSE Lyr.   in Beih. Bot. Centralbl. 37: 448 (1920); Gen. Orch. 3: 219 (2003); Schltr.   10-Jul-02 gen
126020 c Maccraithea TRUE Mrt. 3 in Orchadian 13(11): 496-497 (Apr. 2002). Syn: {Den}. sect. Cuthbertsonia}. M.A.Clem. & D.L.Jones 24-Jul-02 gen
188 c Macodes FALSE Mac. 2 Gen. Sp. Orch. Pl. 496 (1840); Gen. Orch. 3: 119 (2003); (Bl.) Lindl. 21-Nov-88 gen
189 c Macradenia FALSE Mcdn. 8   R.Br.   21-Nov-88 gen
125844 p Macroclinium FALSE Mcm.   in Engl. & Prantl, Naturl. Pflanzenfam. ii. 6 (1889) 220; et Nachtr.111. Barb.Rodr. ex Pfitzer 10-Jul-02 gen
123752 p Macroplectrum FALSE Ma.   in Engl. & Prantl, Naturl. Pflanzenfam. ii. 6 (1889) 214; Pfitzer   19-Feb-02 gen
125479 c Macropodanthus FALSE Mpt.   in Bot. Mus. Leafl. Harvard Univ. vi. 103 (1938); L.O.Williams   04-Jul-02 gen
134369 c Macrura TRUE Mur. 91 in Die Orchidee 54(3): 331-333 (2003);  Se {Habenaria} sect. {Macrurae}. (Kraenzl.) Szlach. & Sawicka 24-Oct-03 gen
150620 p Madisonia FALSE Mdn.   in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 258. Feb 2004; Icon. Pleurothall. 26: 258. Feb 2004. Luer   28-Oct-05 gen
125480 p Malaxis FALSE Mal.   Prod. Veg. Ind. Occ. 119 (1778); et in Vet. Acad. Nya Handl. Stockh. xxi. (1800)233; Sol. ex Sw. 04-Jul-02 gen
125481 p Malleola FALSE Mll.   in Fedde, Repert. Beih. i. 979 (1913); J.J.Sm. & Schltr. 04-Jul-02 gen
125482 p Manniella FALSE Man.   Otia Bot. Hamb. 109 (1881); Benth. & Hook. f. Gen. Pl. iii. 605; Lindleyana 17(4): 239-246 (Dec. 2002); Gen. Orch. 3: 154 (2003); Rchb.f.   04-Jul-02 gen
125483 p Margelliantha FALSE Mar.     P.J.Cribb   04-Jul-02 gen
190 c Masdevallia FALSE Masd. 4   Ruiz & Pav. 21-Nov-88 gen
123039 c Mastigion TRUE Mg. 11 In Nordic Journal of Botany 14(6): 609-646 (1994).   See {Bulbophyllum}. Garay Hamer & Siegerist 04-Jan-02 gen
191 c Maxillaria FALSE Max. 6   Ruiz & Pav. 21-Nov-88 gen
150621 p Mecopodum FALSE Mec.   in Orchadian 14 (8: Scientific Suppl.): xiv. June 2004.  split from {Prasophyllum}. D.L.Jones & M.A.Clem. 28-Oct-05 gen
125484 p Mediocalcar FALSE Med.   in Bull. Inst. Buitenz. vii. (1900) 3; Die Orchidee 53(4): 494, 569-571 (2002); J.J.Sm.   04-Jul-02 gen
150667 p Medusorchis FALSE Mdu.   in Orchidee (Hamburg) 55(4): 487 (30 Aug. 2004). Szlach.   31-Oct-05 gen
125845 p Megaclinium TRUE Mgm. 11 Bot. Reg. t. 989 (1826); Benth. & Hook. f. Gen. Pl. iii. 505;                   See {Bulbophyllum} sect. {Megaclinium} Summerh. Lindl.   10-Jul-02 gen
125485 p Megalorchis FALSE Meg.   Gen. Orch. 2(1): 315 (2001); H.Perrier   04-Jul-02 gen
125486 p Megalotus FALSE Mega.     Garay   04-Jul-02 gen
125487 p Megastylis FALSE Mgs.   Gen. Orch. 2(1): 165 (2001); (Schltr.) Schltr. 04-Jul-02 gen
252 c Meiracyllium FALSE Mrclm. 7   Rchb.f.   21-Nov-88 gen
774 p Menadenium TRUE Me.   See {Zygosepalum}     21-Nov-88 gen
192 c Mendoncella TRUE Mdcla. 6 in Orquídea (Rio de Janeiro) 25: 7 (1963), nom. illeg. See {Galeottia}. A.D.Hawkes   21-Nov-88 gen
125846 p Mesadenella FALSE Mdla.   in Arquiv. Jard. Bot. Rio  12: 205 (1952); Gen. Orch. 3: 222 (2003); syn. {Garaya} Szlach. Pabst & Garay 10-Jul-02 gen
125847 p Mesadenus FALSE Msds.   in Beih. Bot. Centralbl. 37: 367 (1920); Gen. Orch. 3: 224 (2003); Schltr.   10-Jul-02 gen
125488 c Mesoglossum TRUE Mes. 8 in Orquídea (Mexico City), n.s., 8: 194 (1982); see {Rhynchostele}. Halb.   04-Jul-02 gen
125489 p Mesospinidium FALSE Meo. 8 in Bot. Zeit. x. (1852) 929; Rchb.f.   04-Jul-02 gen
125848 p Mespospinidium FALSE Mppm.         10-Jul-02 gen
775 p Mexicoa TRUE Mex. 8 Bradea 1: 423 (1974). See {Oncidium} Garay   21-Nov-88 gen
125849 p Mexipedium FALSE Mxdm.         10-Jul-02 gen
129166 c Microchilus FALSE Mcr. 2 Rel. Haenk. 1: 94 (1827); Lindleyana 17(4): 214-225 (Dec. 2002); Gen. Orch. 3: 121 (2003); Presl   22-Jan-03 gen
125490 p Microcoelia FALSE Mic.     Lindl.   04-Jul-02 gen
142448 c Microepidendrum TRUE Mpd. 7 based on {Encyclia subulatifolia} (A.Rich. & Gal.) Dressler. Brieger ex W.E.Higgins 17-Nov-04 gen
129515 c Microlaelia TRUE Mcl. 7 in Richardiana 2(1): 11 (2002); basionym: {Laelia} sect. {Microlaelia}. See {Sophronitis}. (Schltr.) Chiron & V.P.Castro 31-Jan-03 gen
88797 c Micropera FALSE Micr. 9 in Bot. Reg. sub t. 1522 (1832); AOS Bull. 54(8): 955-959 (Aug. 1985); Lindl.     gen
125491 p Microsaccus FALSE Mcs.   Bijdr. 367 (1825). Benth. & Hook. f. Gen. Pl. iii. 582; Blume   04-Jul-02 gen
130032 c Microstylis FALSE Mst.   Gen. Am. ii. 196 (1818); Benth. & Hook. f, Gen. Pl. iii. 494; Eaton. Man. Bot., ed. 3: 1 15, 347, 353 (1822); cf. Int. Code Bot. Nomencl.: 294 (1972) {Malaxis subgen. Microstylis} [nom. cons.] Nutt.   19-Feb-03 gen
125492 p Microtatorchis FALSE Mto.   in K. Schum. & Lauterb. Nachtr. Fl. Deutsch. Sudsee (1905) 224; Schltr.   04-Jul-02 gen
125493 p Microterangis FALSE Mts. 9 in Orchidee (Hamburg) 36: 22 (1985). Senghas   04-Jul-02 gen
133490 c Microthelys FALSE Mty.   in Bot. Mus. Leafl. Harvard Univ. 28: 336-337 (1982); Gen. Orch. 3: 227 (2003); syn. {Ecuadoria}. Garay   03-Sep-03 gen
125494 p Microtis FALSE Mrs.   Gen. Orch. 2(1): 181 (2001); R.Br.   04-Jul-02 gen
193 c Miltonia FALSE Milt. 8   Lindl.   21-Nov-88 gen
776 p Miltonioides TRUE Mds.   See {Miltonia} Brieger & Lückel 21-Nov-88 gen
777 c Miltoniopsis FALSE Mps. 8 in Orchidophile (Argenteuil) 9: 63 (1889). 5 spp. C. & W. South America to Venezuela, previously included in {Miltonia} for registration. God.-Leb.   21-Nov-88 gen
141973 p Minicolumna TRUE Min. 7 in Schlechter Orchideen, 8(29-32): 495 (1976), nom. inval.; see {Epidendrum}. Brieger   29-Oct-04 gen
132221 c Mirandorchis FALSE Mrd. 91 in Die Orchidee 54(1): 84 (2003); basionym: {Hab.} sect. {Mirandae} Szlach. & Kras-Lap. 03-Jul-03 gen
125495 p Mischobulbum FALSE Mbm.   in Fedde, Repert. Beih. i. 98 (1911); Schltr.   04-Jul-02 gen
150622 p Mixis FALSE Mix.   in Monogr. Syst. Bot. Missouri Bot. Gard. 95: 258. Feb 2004; Icon. Pleurothall. 26: 258. Feb 2004. Luer   28-Oct-05 gen
125496 p Mobilabium FALSE Mob.   in N. Queensl. Nat. xiii. No. 78, 2 (1946); (Supplement 11); Rupp   04-Jul-02 gen
125497 p Moerenhoutia FALSE Mha.   Orch. Archip. Ind. 99. t. 28, 42 (1858); Benth. & Hook. f. Gen. Pl. iii. 604; Blume   04-Jul-02 gen
125498 p Monadenia FALSE Mon.   Gen. Orch. 2(1): 33 (2001); included in {Disa} pending further study. Lindl.   04-Jul-02 gen
150666 p Monanthochilus FALSE Mot. 9 in Oasis Suppl. 3: 2 (April 2004), basionym:{Sarcochilus} sect. {Monanthochilus}. (Schltr.) R.Rice 31-Oct-05 gen
125499 p Monomeria FALSE Mono.     Lindl.   04-Jul-02 gen
125500 p Monophyllorchis FALSE Mpo.     Schltr.   04-Jul-02 gen
125501 p Monosepalum FALSE Mpm.     Schltr.   04-Jul-02 gen
194 c Mormodes FALSE Morm. 6 Intr. Nat. Syst. Bot., ed. 2: 446 (1836); syn. {Cyclosia} Klotzsch. Lindl.   21-Nov-88 gen
801 c Mormolyca FALSE Mlca. 6   Fenzl   21-Nov-88 gen
145189 c Mycaranthes TRUE Mrth. 19 Bijdr.: 352 (1825).  cf. {Eria}. Blume   04-Mar-05 gen
125502 p Myoxanthus FALSE My.     Poepp. & Endl. 04-Jul-02 gen
125503 p Myrmechis FALSE Mms.   Fl. Javae n.s., 1: 76, t.21 (1858); Benth. & Hook. f. Gen. Pl. 3: 601; Gen. Orch. 3: 124 (2003); (Lindl.) Bl. 04-Jul-02 gen
123760 c Myrmecophila FALSE Mcp. 7 in Orch. Rev. 25: 50 (1917); cf. {Schomburgkia} Rolfe   19-Feb-02 gen
125504 p Myrosmodes FALSE Myro.   Xenia Orch. 1: 19 (1854); Gen. Orch. 3: 40 (2003); Rchb.f.   04-Jul-02 gen
195 c Mystacidium FALSE Mycdm. 9 in Hook. Comp. Bot. Mag. ii. (1836) 205; Benth. & Hook. f. Gen. Pl. iii. 584; Die Orchidee 53(5): 596-605 (Dec. 2002); Lindl.   21-Nov-88 gen
4 c na FALSE ? 0 Used for undetermined taxa, and in the cultivar screen, for terms which apply to more than one genus.     21-Nov-88 gen
5 c na FALSE ? 0       21-Nov-88 gen
125505 p Nabaluia FALSE Nab.   Orchid. vi. 70 (1920); Ames   04-Jul-02 gen
196 c Nageliella FALSE Ngl. 7   L.O.Williams   21-Nov-88 gen
114881 p Nanodes TRUE Na. 7 Bot. Reg. t. 1541 (1832); See {Epidendrum} Lindl.   22-Apr-99 gen
125693 p Nasonia TRUE Nas.   in G.Bentham, Pl. Hartw.: 150 (1845). See {Fernandezia}. Lindl.   09-Jul-02 gen
137809 p Nauenia TRUE Naun.   in Allg. Gartenzeitung 21: 193 (1853). See {Lacaena} Lindl. Klotzsch   04-May-04 gen
141122 c Neippergia TRUE Npg.   in Ann. Soc. Roy. Agric. Gand 5: 375 (1849); see {Acineta}. C.Morren   16-Sep-04 gen
125507 p Neobartlettia FALSE Neob.     Schltr.   04-Jul-02 gen
197 c Neobathiea FALSE Nbth. 9   Schltr.   21-Nov-88 gen
125508 p Neobenthamia FALSE Nba.     Rolfe   04-Jul-02 gen
125509 p Neobolusia FALSE Nbsa.   Gen. Orch. 2(1): 317 (2001); Schltr.   04-Jul-02 gen
125510 p Neoclemensia FALSE Nm.     C.E.Carr   04-Jul-02 gen
125511 p Neocogniauxia FALSE Nga.   in Urb. Symb. Antill. vii 495 (1913); Schltr.   04-Jul-02 gen
125512 p Neodryas FALSE Nys.   in Bot. Zeit. x. (1852) 834; Benth. & Hook. f. Gen. Pl. iii. 566; Rchb.f.   04-Jul-02 gen
198 c Neofinetia FALSE Neof. 9   Hu   21-Nov-88 gen
90365 c Neogardneria FALSE Ngda. 6   Schltr. ex Garay   gen
125513 p Neogyna FALSE Nya.   in Bot. Zeit. x. (1852) 931; Rchb.f.   04-Jul-02 gen
125514 p Neokoehleria FALSE Nka.   in Fedde, Repert. x. 390 (1912); (Supplement 11); Schltr.   04-Jul-02 gen
125850 p Neolauchea TRUE Nla.   in Bull. Herb. Boiss. v. (1897) 110; Kraenzl.   10-Jul-02 gen
125515 p Neolehmannia FALSE Nha. 7 in Engl. Jahrb. 26: 478 (1899); see {Epidendrum}. Kraenzl.   04-Jul-02 gen
125516 p Neomoorea FALSE Nma.   in Orch. Rev. xii. (1904) 30; Rolfe   04-Jul-02 gen
131755 c Neotainiopsis FALSE Ntn.   in Indian Forester, 107(7): 433 (1981), nom. nov.: {Tainiopsis} Schltr. S.S.R.Bennet & M.B.Raizada 04-Jun-03 gen
124005 p Neotinea FALSE Nt.   Gen. Orch. 2(1): 320 (2001); Rchb.f.   28-Feb-02 gen
125517 p Neottia FALSE Neot.     Guett.   04-Jul-02 gen
125518 p Neottianthe FALSE Ntte.     (Rchb.) Schltr. 04-Jul-02 gen
125506 p Neo-urbania FALSE Nu.     Fawc. & Rendle 04-Jul-02 gen
125519 p Neowilliamsia FALSE Nw.   in Orchid Dig., 41(1): 20 (1977); Garay   04-Jul-02 gen
125520 p Nephelaphyllum FALSE Nep.   Bijdr. 372. t. 22 (1825); Blume   04-Jul-02 gen
125521 p Nephrangis FALSE Nrs.   in Kew Bull. 1948, 301 (1948); (Schltr.) Summerh. 04-Jul-02 gen
125522 p Nervilia FALSE Ner.     Comm. ex Gaudich. 04-Jul-02 gen
125523 p Neuwiedia FALSE Neu.     Blume   04-Jul-02 gen
125524 c Nidema FALSE Nid. 7 Fl. Baham. 94 (1920); Britton & Millsp. 04-Jul-02 gen
123619 p Nigritella FALSE N.     Rich.   13-Feb-02 gen
136011 p Notheria FALSE Noh.   in Gard. Bull. Singapore 52: 286 (2000); P O'Byrne, A-Z of South -East Asian Orchids: 113. monotypic. P.O'Byrne & J.J.Verm. 02-Feb-04 gen
125525 p Nothodoritis FALSE No.     Tsi   04-Jul-02 gen
125526 p Nothostele FALSE Not.   in Bot. Mus. Leafl. Harvard Univ. 28: 339 (1982); Gen. Orch. 3: 40 (2003); Garay   04-Jul-02 gen
199 c Notylia FALSE Ntl. 8   Lindl.   21-Nov-88 gen
141964 p Nyctosma TRUE Nyct. 7 Fl. Tellur. 2: 9 (1837); see {Epidendrum}. Raf.   29-Oct-04 gen
125527 p Oakes-Amesia TRUE Oa.   in Bot. Mus. Leafl. 13: 133 (1948); see {Ornithocephalus}. C.Schweinf. & P.H.Allen 04-Jul-02 gen
125528 p Oberonia FALSE Ob.   Gen. et Sp. Orch. 15 (1830); Lindl.   04-Jul-02 gen
125529 p Octarrhena FALSE Oct.     Thwaites   04-Jul-02 gen
125530 p Octomeria FALSE Oma.   in Ait. Hort. Kew. ed. II. v. 211 (1813); R.Br.   04-Jul-02 gen
145188 c Octomeria (1825) TRUE Oc1825 19 Prodr. Fl. Nepal.: 31 (1825), nom. illeg.  cf. {Eria} D.Don   04-Mar-05 gen
129167 c Odontochilus FALSE Odt. 2 Fl. Javae n.s., 1: 6 (1858); Orch. Archip. Ind. 79. t. 29, 36 (1858); Benth. & Hook. f. Gen. Pl.3: 600; Lindleyana 17(4): 225-226 (Dec. 2002); Gen. Orch. 3: 126 (2003); syn. {Cystopus} Bl., {Evrardia, Pristglottis}. Bl.   22-Jan-03 gen
200 c Odontoglossum FALSE Odm. 8 in F.W.H.von Humboldt, A.J.A.Bonpland & C.S.Kunth, Nov. Gen. Sp. 1: 350 (1816); Kunth   21-Nov-88 gen
125531 p Odontorrhynchus FALSE Odo.   in Darwiniana 10: 157-160 (1953); Gen. Orch. 3: 229 (2003); M.N.Corrêa   04-Jul-02 gen
103105 c Oeceoclades FALSE Oecl. 6   Lindl.     gen
125532 p Oeonia FALSE Oeo.   Orch. Scel. 14 (1826) = {Aeonia} Lindl. Lindl.   04-Jul-02 gen
253 c Oeoniella FALSE Oenla. 9   Schltr.   21-Nov-88 gen
778 c Oerstedella FALSE Oe. 7 in Bot. Zeitung (Berlin) 10: 932 (1852). Formerly included in {Epidendrum}. Rchb.f.   21-Nov-88 gen
126332 c Oestlundia FALSE Ost. 7 in Selyana 22: 1-4 (2001); Orch. Dig. 66(3): 119-121 (2002). W.E.Higgins   30-Aug-02 gen
125851 p Oestlundorchis FALSE Oes.         10-Jul-02 gen
125852 c Olgasis TRUE Olg. 8 Fl. Tellur. 2: 51 (1837); see {Tolumnia}. Raf.   10-Jul-02 gen
132836 c Oligochaetochilus TRUE Ogt. 86 in Polish Bot. J. 46(1): 23 (2001); Aust. Orch. Res. 4: 75 (2002); see Pterostylis. Szlach.   29-Jul-03 gen
125533 p Oligophyton FALSE Ol.   Gen. Orch. 2(1): 326 (2001); H.P.Linder   04-Jul-02 gen
125534 p Oliveriana FALSE Oli.   in Linnaea, xli. (1877) 111; Rchb.f.   04-Jul-02 gen
125535 p Omoea FALSE Om.   Bijdr. 359 (1825); Blume   04-Jul-02 gen
201 c Oncidium FALSE Onc. 8 in Kongl. Vetensk. Acad. Nya Handl. 21: 239 (1800), nom. cons. Sw.   21-Nov-88 gen
125536 p Ophidion FALSE Odn.     Luer   04-Jul-02 gen
115835 c Ophrys FALSE Oph. 12 Gen. Orch. 2(1): 327 (2001); L.   30-Jul-99 gen
125537 p Orchipedum FALSE Opm.   in Gen. Sp. Orch. Asclep. 2: t.5 (1829); Gen. Orch. 3: 129 (2003); Breda   04-Jul-02 gen
202 c Orchis FALSE Orchis 12 Gen. Orch. 2(1): 333 (2001); Includes {Aceras} L.   21-Nov-88 gen
125538 c Oreorchis FALSE Ore.   in Journ. Linn. Soc. 3: 2 (1859); Benth. & Hook. f. Gen. Pl. 3: 498; Perner in Die Orchidee 55(1): 36-56, illustr (2004); Lindl.   04-Jul-02 gen
125539 p Orestias FALSE Ores.     Ridl.   04-Jul-02 gen
135826 p Orleanesia FALSE Orle.   Gen. Spec. Orchid. 1: 62 (1877); syn. {Huebneria} Schltr., Beih. Bot. Centralbl. 42(2): 96 (1925), nom. illeg; {Pseudorleanesia} Rauschert, Feddes Repert. 94: 465 (1983). Barb.Rodr.   28-Jan-04 gen
125853 p Ornithidium TRUE Otm.   Salisb. in Trans. Hort. Soc. i. (1812) 293;   See {Maxillaria}     10-Jul-02 gen
116553 c Ornithocephalus FALSE Orcp. 15   Hook.   03-Nov-99 gen
125540 p Ornithochilus FALSE Orn.   Gen. et Sp. Orch. 242 (1833); Benth. & Hook. f. Gen. Pl. iii. 581; Wall. (ex Lindl.) Benth. 04-Jul-02 gen
203 c Ornithophora