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total 2424
Genus Species Author Year Distribution
Aa achalensis Schltr. 1920 NC. Argentina (La Rioja, San Luis, Córdoba)
Aa argyrolepis Rchb.f. 1854 W. South America to N. Brazil
Aa aurantiaca D.Trujillo 2011 Peru
Acianthera aberrans (Luer) Pupulin & Bogarín 2008 Costa Rica to Ecuador
Acianthera aculeata (Luer & Hirtz) Luer 2004 SE. Ecuador (Cord. del Cutucú)
Acianthera acuminatipetala (A.Samp.) Luer 2004 Brazil (Paraná)
Acianthera adamantinensis (Brade) F.Barros 2002 Brazil (Minas Gerais)
Acianthera adeodata P.Ortiz, O.Pérez & E.Parra 2010 Colombia (Valle del Cauca)
Acianthera adirii (Brade) Pridgeon & M.W.Chase 2001 Brazil (Paraná)
Acianthera aechme (Luer) Pridgeon & M.W.Chase 2001 Ecuador
Acianthera agathophylla (Rchb.f.) Pridgeon & M.W.Chase 2001 Ecuador to S. Brazil
Acianthera alainii (Dod) A.Doucette 2016 Dominican Rep.
Acianthera albiflora (Barb.Rodr.) Karremans 2016 N. Brazil
Acianthera albopurpurea (Kraenzl.) Chiron & Van den Berg 2012 Brazil (Paraná)
Acianthera alphonsii Kutz 2018 Haiti (Caribbean, Southern America)
Acianthera amaralii (Pabst) F.Barros & L.R.S.Guim. 2010 Brazil (São Paulo)
Acianthera amsleri Rykacz. , Driessen & Kolan. 2018 Brazil (Southern America)
Acianthera angustifolia (Lindl.) Luer 2007 Mexico to Trop. America
Acianthera angustisepala (Ames & Correll) Pridgeon & M.W.Chase 2001 Mexico (Chiapas) to Guatemala
Acianthera antennata (Garay) Pridgeon & M.W.Chase 2001 S. Brazil
Acianthera aphthosa (Lindl.) Pridgeon & M.W.Chase 2001 W. South America to SE. & S. Brazil
Acianthera appendiculata (Cogn.) A.Doucette 2016 Hispaniola to Puerto Rico
Acianthera asaroides (Kraenzl.) Pridgeon & M.W.Chase 2001 Brazil (Santa Catarina)
Acianthera atrata Chiron & Xim.Bols. 2016 Brazil (Espírito Santo)
Acianthera atroglossa (Loefgr.) F.Barros & L.R.S.Guim. 2010 Brazil (Minas Gerais)
Acianthera atropurpurea (Barb.Rodr.) Chiron & Van den Berg 2012 E. & S. Brazil to Argentina (Misiones)
Acianthera auriculata (Lindl.) Pridgeon & M.W.Chase 2001 Brazil to Bolivia
Acianthus aegeridantennatus N.Hallé 1977 NW. & SE. New Caledonia
Acianthus amplexicaulis (F.M.Bailey) Rolfe 1903 NE. Queensland to EC. New South Wales, New Caledonia
Acianthus atepalus Rchb.f. 1876 SE. New Caledonia
Acineta alticola C.Schweinf. 1951 S. Venezuela to N. Brazil
Acineta antioquiae Schltr. 1917 Colombia
Acineta arcuata Schltr. 1917
Aerangis alcicornis (Rchb.f.) Garay 1972 Tanzania to Mozambique
Aerangis appendiculata (De Wild.) Schltr. 1918 S. Trop. Africa
Aerangis arachnopus (Rchb.f.) Schltr. 1918 WC. Trop. Africa
Aerangis articulata (Rchb.f.) Schltr. 1914 Comoros, N. & E. Madagascar
Aeranthes adenopoda H.Perrier 1938 SE. Réunion, EC. Madagascar
Aeranthes aemula Schltr. 1925 N. & EC. Madagascar
Aeranthes africana J.Stewart 1978 Zimbabwe (Vuma Mts.)
Aeranthes albidiflora Toill.-Gen., Ursch & Bosser 1960 C. & SE. Madagascar
Aeranthes ambrensis Toill.-Gen., Ursch & Bosser 1960 N. Madagascar
Aeranthes angustidens H.Perrier 1938 C. & E. Madagascar
Aeranthes antennophora H.Perrier 1938 N. & CE. Madagascar
Aeranthes arachnites (Thouars) Lindl. 1824 Mascarenes
Aerides augustiana Rolfe 1889 Philippines
Aeridostachya acuminata (Blume) Rauschert 1983
Aetheorhyncha andreettae (Jenny) Dressler 2005 S. Ecuador
Afropectinariella atlantica (Droissart & Stévart) M.Simo & Stévart 2018
Aglossorrhyncha aurea Schltr. 1905 Papuasia
Agrostophyllum acuminatum Ormerod 2015 Papua New Guinea
Agrostophyllum acutum Schltr. 1912 New Guinea
Agrostophyllum alticola Ormerod 2012 W. New Guinea
Agrostophyllum ambangense Ormerod 2017 Sulawesi (Malesia, Asia-Tropical)
Agrostophyllum amboinense J.J.Sm. 1903 Maluku (Ambon)
Agrostophyllum appendiculoides Schltr. 1912 New Guinea
Agrostophyllum arabukanum Ormerod 2013 Papua New Guinea
Agrostophyllum aristatum Kores 1989 Fiji
Agrostophyllum asahanense Ormerod 2012 Sumatera
Agrostophyllum atrobrunneum Ormerod 2011 W. New Guinea
Agrostophyllum atrovirens J.J.Sm. 1903 Maluku (Ambon)
Alatiliparis angustiflora (J.J.Sm.) Szlach. & Marg. 2001 Sumatera to W. Jawa
Anathallis abbreviata (Schltr.) Pridgeon & M.W.Chase 2001 Mexico (Chiapas) to Guatemala
Anathallis acuminata (Kunth) Pridgeon & M.W.Chase 2001 W. South America to NW. & N. Venezuela
Anathallis adenochila (Loefgr.) F.Barros 2003 SE. & S. Brazil
Anathallis adrianae (Luer & Sijm) Karremans 2016 Ecuador
Anathallis amazonica E.M.Pessoa & M.Alves 2012 Brazil (Amazonas)
Anathallis anderssonii (Luer) Pridgeon & M.W.Chase 2001 Ecuador (Loja)
Anathallis anfracta (Luer) Karremans 2016 Colombia (Tolima)
Anathallis angulosa (Luer & Hirtz) Luer 2009 Ecuador (Pichincha)
Anathallis angustilabia (Schltr.) Pridgeon & M.W.Chase 2001 W. South America to NW. Venezuela
Anathallis ariasii (Luer & Hirtz) Pridgeon & M.W.Chase 2001 Peru
Anathallis aristulata (Lindl.) Luer 2007 Brazil (Rio de Janeiro, São Paulo)
Anathallis articulata (Lindl.) Luer & Toscano 2009 Brazil (?)
Anathallis attenuata (Rolfe) Pridgeon & M.W.Chase 2001 Peru
Ancistrorhynchus akeassiae Pérez-Vera 2003 W. Trop. Africa
Andinia ariasiana (Luer & L.Jost) Karremans & S.V.Uribe 2017 Ecuador (Tungurahua)
Andinia auriculata (Archila) Karremans & S.V.Uribe 2017 W. South America (?)
Angraecopsis amaniensis Summerh. 1945 Kenya to S. Trop. Africa
Angraecum acutipetalum var. analabeensis H.Perrier ex Hermans 2007 C. Madagascar
Angraecum acutipetalum var. ankeranae H.Perrier ex Hermans 2007 C. Madagascar
Angraecum acutipetalum var. acutipetalum N. & C. Madagascar
Angraecum acutipetalum Schltr. 1916 N. & C. Madagascar
Angraecum affine Schltr. 1905 WC. Trop. Africa to Uganda
Angraecum alleizettei Schltr. 1922 C. Madagascar
Angraecum aloifolium Hermans & P.J.Cribb 1997 NW. Madagascar
Angraecum ambrense H.Perrier 1938 N. Madagascar
Angraecum amplexicaule Toill.-Gen. & Bosser 1961 E. Madagascar
Angraecum ampullaceum Bosser 1970 EC. & SE. Madagascar
Angraecum andasibense H.Perrier 1938 N. & EC. Madagascar
Angraecum andringitranum Schltr. 1925 SE. Madagascar
Angraecum angustipetalum Rendle 1913 W. & WC. Trop. Africa to Malawi
Angraecum angustum (Rolfe) Summerh. 1936 S. Nigeria to Cameroon
Angraecum ankeranense H.Perrier 1938 C. Madagascar
Angraecum aporoides Summerh. 1964 Nigeria to WC. Trop. Africa
Angraecum appendiculatum Frapp. ex Cordem. 1895 Réunion
Angraecum appendiculoides Schltr. 1922 C. Madagascar
Angraecum arachnites Schltr. 1925 N. & EC. Madagascar
Angraecum astroarche Ridl. 1887 São Tomé
Angraecum atlanticum Stévart & Droissart 2010 Equatorial Guinea to Gabon
Angraecum aviceps Schltr. 1925 N. Madagascar
Ania angustifolia Lindl. 1831 China (S. Yunnan, SW. Guizhou) to Indo-China
Anoectochilus albolineatus C.S.P.Parish & Rchb.f. 1874 Indo-China
Anoectochilus albomarginatus Loudon 1855 Vietnam
Anoectochilus annamensis Aver. 2005 Vietnam
Anoectochilus argyroneurus K.Koch & Lauche 1857 Jawa
Ansellia africana Lindl. 1844 Trop. & S. Africa
Aphyllorchis acuminata J.J.Sm. 1928 Maluku (Buru)
Aphyllorchis alpina King & Pantl. 1898 Nepal to SE. Tibet
Aphyllorchis angustipetala J.J.Sm. 1928 Maluku (Buru)
Aphyllorchis anomala Dockrill 1965 N. Queensland
Aphyllorchis arfakensis J.J.Sm. 1913 W. New Guinea (incl. Yapen)
Appendicula aberrans Schltr. 1912 New Guinea
Appendicula adnata J.J.Sm. 1908 Sumatera
Appendicula alatocaulis P.O'Byrne & J.J.Verm. 2002 Sulawesi
Appendicula alba Blume 1825 Sumatera to Philippines
Appendicula anceps Blume 1825 Pen. Thailand to Malesia
Appendicula anceps var. anceps Pen. Thailand to Malesia
Appendicula anceps var. celebica Schltr. 1925 Sulawesi
Appendicula ancosiphila Ormerod 2014 W. New Guinea
Appendicula anemophila (Schltr.) J.J.Sm. 1912 New Guinea
Appendicula angustifolia Blume 1825 Sumatera to Jawa
Appendicula annamensis Guillaumin 1930 S. Hainan to Vietnam
Appendicula anomala (Schltr.) Schltr. 1912 New Guinea
Arachnis annamensis (Rolfe) J.J.Sm. 1912 Cambodia to S. Vietnam
Arthrochilus apectus D.L.Jones 2004 N. Queensland
Arthrochilus aquilus D.L.Jones 2004 N. Queensland
Aspidogyne alajuelae (Ormerod) Meneguzzo 2012 Costa Rica
Aspidogyne amazonica (Garay) Meneguzzo 2012 Venezuela (Amazonas)
Aspidogyne argentea (Vell.) Garay 1977 E. & S. Brazil to Paraguay
Barbosella australis (Cogn.) Schltr. 1918 Brazil (São Paulo to Rio Grande do Sul)
Barkeria archilarum Chiron 2011 Guatemala
Baskervilla assurgens Lindl. 1840 Colombia to Peru
Baskervilla auriculata Garay 1978 Ecuador, Bolivia
Baskervilla auriculata var. auriculata Ecuador
Baskervilla auriculata var. yungasensis T.Hashim. 1992 Bolivia
Batemannia armillata Rchb.f. 1875 Suriname, Colombia to Peru
Benthamia africana (Lindl.) Hermans 2014 Mascarenes, Madagascar
Biermannia arunachalensis A.N.Rao 2006 Arunachal Pradesh
Bifrenaria atropurpurea Lindl. 1832 SE. Brazil
Bifrenaria aureofulva Lindl. 1843 E. & S. Brazil
Bletia adenocarpa Rchb.f. 1856 Mexico
Bletia altilamellata Garay 1953 Colombia, Guyana
Bletia amabilis C.Schweinf. 1938 W. Mexico
Bletia antillana M.A.Diaz & Sosa 1997 E. Cuba
Bonatea antennifera Rolfe 1905 S. Trop. & S. Africa
Brachionidium alpestre Luer & R.Vásquez 1995 Bolivia
Brachionidium andreettae Luer & Hirtz 1995 SE. Ecuador
Brachionidium arethusa Luer 1995 N. Peru
Brachycorythis acuta (Rchb.f.) Summerh. 1955 Assam to Indo-China
Brachycorythis angolensis (Schltr.) Schltr. 1921 Tanzania to Angola
Brachypeza archytas (Ridl.) Garay 1972 Christmas I.
Brachystele arechavaletae (Kraenzl.) Schltr. 1920 Uruguay
Brassavola acaulis Lindl. & Paxton 1851 C. America
Brassavola angustata Lindl. 1838 Trinidad-Tobago, N. South America to Brazil (Roraima)
Brassavola appendiculata A.Rich. & Galeotti 1845 S. Mexico to Nicaragua
Brassia allenii L.O.Williams ex C.Schweinf. 1948 Honduras, Panama
Brassia andina (Rchb.f.) M.W.Chase 2011 Colombia to Peru
Brassia andreettae (Dodson) Senghas 1997 Ecuador (Azuay)
Brassia angusta Lindl. 1844 Venezuela to Guyana and N. Brazil
Brassia angustilabia Schltr. 1925 Panama, Brazil (Amazonas)
Brassia arachnoidea Barb.Rodr. 1877 Brazil (Rio de Janeiro)
Brassia arcuigera Rchb.f. 1869 C. America to Peru
Brassia aurantiaca (Lindl.) M.W.Chase 2011 Colombia to NW. Venezuela
Brassia aurorae D.E.Benn. 1992 Peru
Bromheadia alticola Ridl. 1891 Pen. Thailand to Philippines (Mindanao)
Bromheadia annamensis Aver. & Averyanova 2006 Vietnam
Bromheadia aporoides Rchb.f. 1878 Indo-China to Borneo, Singapore
Bryobium atrorubens (Schltr.) Schuit., Y.P.Ng & H.A.Pedersen 2018
Bulbophyllum abbreviatum Schltr. 1924 ENE. Madagascar
Bulbophyllum abbrevilabium Carr 1932 Indo-China to Pen. Malaysia
Bulbophyllum aberrans Schltr. 1911 Malaya, Borneo (Sabah), Sulawesi
Bulbophyllum ablepharon Schltr. 1923 New Guinea
Bulbophyllum absconditum J.J.Sm. 1905 Sumatera to SW. Pacific
Bulbophyllum absconditum subsp. absconditum Sumatera to SW. Pacific
Bulbophyllum absconditum subsp. hastula J.J.Verm. 1993 New Guinea
Bulbophyllum acanthoglossum Schltr. 1913 New Guinea
Bulbophyllum acropogon Schltr. 1913 New Guinea
Bulbophyllum acuminatum (Ridl.) Ridl. 1907 Thailand, Pen. Malaysia, Borneo
Bulbophyllum acutebracteatum De Wild. 1921 W. & WC. Trop. Africa
Bulbophyllum acutebracteatum var. acutebracteatum W. & WC. Trop. Africa
Bulbophyllum acutebracteatum var. rubrobrunneopapillosum (De Wild.) J.J.Verm. 1986 WC. Trop. Africa
Bulbophyllum acutiflorum A.Rich. 1841 S. India, Arunachal Pradesh to Assam
Bulbophyllum acutilingue J.J.Sm. 1908 New Guinea
Bulbophyllum acutilobum J.J.Verm. & P.O'Byrne 2008 Sulawesi
Bulbophyllum acutispicatum H.Perrier 1951 NE. Madagascar
Bulbophyllum adangense Seidenf. 1979 Thailand
Bulbophyllum adelphidium J.J.Verm. 1993 N. Sumatera
Bulbophyllum adenoblepharon Schltr. 1913 New Guinea
Bulbophyllum adiamantinum Brade 1951 Brazil (Minas Gerais)
Bulbophyllum adjungens Seidenf. 1979 Thailand
Bulbophyllum adolinae Schuit. , Wanma , Mambor & Heatubun 2018 Irian Jaya (New Guinea, Papuasia, Asia-Tropical)
Bulbophyllum adolphii Schltr. 1921 New Guinea
Bulbophyllum aechmophorum J.J.Verm. 1993 New Guinea
Bulbophyllum aemulum Schltr. 1905 New Guinea
Bulbophyllum aeolium subsp. aeolium W. & C. Malesia
Bulbophyllum aeolium subsp. padasense J.J.Verm., P.O'Byrne & A.L.Lamb 2015 Borneo (Sabah)
Bulbophyllum aeolium Ames 1914 Philippines
Bulbophyllum aestivale Ames 1915 Philippines (Leyte)
Bulbophyllum affine Wall. ex Lindl. 1830 WC. Himalaya to Nansei-shoto (Amami-Oshima)
Bulbophyllum afzelii Schltr. 1918 Madagascar
Bulbophyllum afzelii var. afzelii NE. Madagascar
Bulbophyllum afzelii var. microdoron (Schltr.) Bosser 1965 N. & NC. Madagascar
Bulbophyllum agapethoides Schltr. 1911 N. Sulawesi
Bulbophyllum agastor Garay, Hamer & Siegerist 1996 E. New Guinea
Bulbophyllum aggregatum Besser 1965 C. Madagascar
Bulbophyllum aithorhachis J.J.Verm. 1996 Sumatera, Borneo (Brunei)
Bulbophyllum alabastraceus P.Royen 1979 Papua New Guinea
Bulbophyllum alatum J.J.Verm. 1991 Borneo (G. Kinabalu)
Bulbophyllum albibracteum Seidenf. 1979 Thailand
Bulbophyllum albidostylidium Seidenf. 1995 Thailand
Bulbophyllum alboaligerum Cootes , Cabactulan , M.Leon & Pimentel 2018 Philippines (Malesia, Asia-Tropical)
Bulbophyllum albociliatum (Tang S.Liu & H.Y.Su) K.Nakaj. 1973 C. & S. Taiwan
Bulbophyllum albociliatum var. albociliatum C. & S. Taiwan
Bulbophyllum albociliatum var. shanlinshiense T.P.Lin & Y.N.Chang 2013 Taiwan (Nantou)
Bulbophyllum albociliatum var. weiminianum T.P.Lin & Kuo Huang 2005 S. Taiwan
Bulbophyllum alboroseum Ames 1922 Philippines (Luzon: Mt. Lusong)
Bulbophyllum alcicorne C.S.P.Parish & Rchb.f. 1874 Myanmar to Pen. Malaysia
Bulbophyllum alexandrae Schltr. 1925 Madagascar
Bulbophyllum algidum Ridl. 1916 New Guinea
Bulbophyllum alinae Szlach. 2001 Cameroon (Mt. Elephant)
Bulbophyllum alkmaarense J.J.Sm. 1911 Maluku to New Guinea
Bulbophyllum alleizettei Schltr. 1922 EC. Madagascar
Bulbophyllum allenkerrii Seidenf. 1979 Laos
Bulbophyllum alliifolium J.J.Sm. 1905 Sumatera to W. Jawa, Sulawesi
Bulbophyllum allotrion J.J.Verm. & P.O'Byrne 2008 Sulawesi
Bulbophyllum alpinum (P.Royen) J.J.Verm., Schuit. & de Vogel 2014 New Guinea
Bulbophyllum alsiosum Ames 1912 Philippines (Leyte, Negros)
Bulbophyllum alticaule Ridl. 1916 New Guinea
Bulbophyllum alticola Schltr. 1912 New Guinea
Bulbophyllum altum J.J.Verm. 1991 Borneo (Sabah)
Bulbophyllum alveatum J.J.Verm. 1993 E. New Guinea
Bulbophyllum amauroloma J.J.Verm. & P.O'Byrne 2008 Sulawesi
Bulbophyllum amazonicum L.O.Williams 1939 Bolivia
Bulbophyllum ambatoavense Bosser 2004 NE. Madagascar
Bulbophyllum amblyacron Schltr. 1913 New Guinea
Bulbophyllum amblyanthum Schltr. 1913 New Guinea
Bulbophyllum ambrense H.Perrier 1937 N. Madagascar
Bulbophyllum ambrosia (Hance) Schltr. 1919 Nepal to S. China
Bulbophyllum ambrosia subsp. ambrosia Assam to S. China
Bulbophyllum ambrosia subsp. nepalensis J.J.Wood 1986 Nepal, Assam (Khasia Hills), China (Yunnan)
Bulbophyllum amoenum Bosser 1965 EC. Madagascar
Bulbophyllum amorosoanum Naive, M.Leon & Cootes 2017 Philippines (Mindanao)
Bulbophyllum amphorimorphum H.Perrier 1951 NE. Madagascar
Bulbophyllum amplebracteatum subsp. amplebracteatum Maluku
Bulbophyllum amplebracteatum Teijsm. & Binn. 1862 Philippines (Saranggani I.) to Maluku
Bulbophyllum amplebracteatum subsp. orthoglossum (H.Wendl. & Kraenzl.) J.J.Verm. & P.O'Byrne 2011 Philippines (Saranggani I.) to Sulawesi
Bulbophyllum amplebracteatum subsp. carunculatum (Garay, Hamer & Siegerist) J.J.Verm. & P.O'Byrne 2011 Sulawesi
Bulbophyllum amplifolium (Rolfe) N.P.Balakr. & Sud.Chowdhury 1968 Bhutan to China (W. Yunnan, S. Guizhou)
Bulbophyllum amplistigmaticum Kores 1989 Fiji (Viti Levu)
Bulbophyllum anaclastum J.J.Verm. 1993 Borneo (G. Kinabalu)
Bulbophyllum anakbaruppui J.J.Verm. & P.O'Byrne 2003 Sulawesi
Bulbophyllum analamazoatrae Schltr. 1924 NE. & EC. Madagascar
Bulbophyllum anascaputum Cootes, Cabactulan, Pimentel & M.Leon 2017 Philippines
Bulbophyllum anceps Rolfe 1892 Borneo
Bulbophyllum andersonii (Hook.f.) J.J.Sm. 1912 Sikkim to S. China
Bulbophyllum andohahelense H.Perrier 1939 SE. Madagascar
Bulbophyllum andreeae A.D.Hawkes 1956 Sulawesi to New Guinea
Bulbophyllum anguliferum Ames & C.Schweinf. 1920 Borneo (Sabah, Sarawak)
Bulbophyllum angusteovatum Seidenf. 1979 Thailand
Bulbophyllum angustifolium (Blume) Lindl. 1830 W. Malesia
Bulbophyllum angustipetalum (Seidenf.) J.J.Verm., Schuit. & de Vogel 2014 China (Yunnan) to N. Thailand
Bulbophyllum anisopterum J.J.Verm. & P.O'Byrne 2003 N. Borneo
Bulbophyllum anjae J.J.Verm. & de Vogel 2014 Papua New Guinea
Bulbophyllum anjozorobeense Bosser 2000 EC. Madagascar
Bulbophyllum ankaizinense (Jum. & H.Perrier) Schltr. 1924 N. & SC. Madagascar
Bulbophyllum ankaratranum Schltr. 1924 C. Madagascar
Bulbophyllum ankerae J.J.Verm. & P.O'Byrne 2011 Sulawesi
Bulbophyllum ankylochele J.J.Verm. 1993 New Guinea
Bulbophyllum ankylodon J.J.Verm. & P.O'Byrne 2008 Sulawesi
Bulbophyllum ankylorhinon J.J.Verm. 1992 Papua New Guinea
Bulbophyllum annamense (Garay) Sieder & Kiehn 2009 Vietnam
Bulbophyllum annandalei Ridl. 1920 Pen. Thailand to Pen. Malaysia
Bulbophyllum anodon J.J.Verm., Thavipoke & J.Phelps 2014 Thailand
Bulbophyllum antennatum Schltr. 1905 Papua New Guinea
Bulbophyllum antenniferum (Lindl.) Rchb.f. 1861 Pen. Thailand to Solomon Is.
Bulbophyllum antheae (J.J.Verm. & A.L.Lamb) J.J.Verm., Schuit. & de Vogel 2014 N. Borneo
Bulbophyllum antioquiense Kraenzl. 1899 Colombia
Bulbophyllum antongilense Schltr. 1924 NE. Madagascar
Bulbophyllum apertum Schltr. 1906 Sulawesi to Maluku
Bulbophyllum apetalum Lindl. 1862 W. Trop. Africa to Uganda
Bulbophyllum aphanopetalum Schltr. 1906 New Guinea, New Caledonia, Fiji
Bulbophyllum apheles J.J.Verm. 1991 Borneo (Sabah)
Bulbophyllum apiculatum Schltr. 1913 New Guinea
Bulbophyllum apiferum Carr 1930 Pen. Thailand to Pen. Malaysia
Bulbophyllum apodum Hook.f. 1890 Sikkim to SW. Pacific
Bulbophyllum apoense Schuit. & de Vogel 2003 Philippines
Bulbophyllum appendiculatum (Rolfe) J.J.Sm. 1912 E. Himalaya to Assam
Bulbophyllum appressicaule Ridl. 1917 Sumatera
Bulbophyllum appressum Schltr. 1913 New Guinea
Bulbophyllum approximatum Ridl. 1886 N. & SC. Madagascar
Bulbophyllum aquinoi (Cootes, M.Leon & Naive) J.M.H.Shaw 2017 Philippines
Bulbophyllum arachnites Ridl. 1909 Pen. Malaysia, Borneo (Sabah, Brunei)
Bulbophyllum araiophyllum J.J.Verm., Schuit. & de Vogel 2014 New Guinea
Bulbophyllum arcaniflorum Ridl. 1916 New Guinea
Bulbophyllum arcuatilabium Aver. 1999 Vietnam
Bulbophyllum ardjunense J.J.Sm. 1927 E. Jawa
Bulbophyllum arfakense J.J.Sm. 1917 W. New Guinea
Bulbophyllum arfakianum Kraenzl. 1904 W. New Guinea
Bulbophyllum argoxanthum J.J.Verm. 2008 Papua New Guinea
Bulbophyllum argyropus (Endl.) Rchb.f. 1876 SE. Queensland to E. New South Wales and New Zealand
Bulbophyllum arianeae Fraga & E.C.Smidt 2004 Brazil (Espírito Santo)
Bulbophyllum aristatum (Rchb.f.) Hemsl. 1884 Mexico to Venezuela, Caribbean
Bulbophyllum aristilabre J.J.Sm. 1912 New Guinea
Bulbophyllum aristopetalum Kores 1989 Fiji (Viti Levu)
Bulbophyllum armeniacum J.J.Sm. 1917 W. Malesia
Bulbophyllum arminii Sieder & Kiehn 2009 New Guinea
Bulbophyllum arrectum Kraenzl. 1921 Philippines (Luzon)
Bulbophyllum arsoanum J.J.Sm. 1912 New Guinea
Bulbophyllum artostigma J.J.Verm. 1993 E. New Guinea
Bulbophyllum artvogelii J.J.Verm., P.O'Byrne & A.L.Lamb 2015 Borneo (Kalimantan)
Bulbophyllum arunachalense (A.N.Rao) J.J.Verm., Schuit. & de Vogel 2014 Arunachal Pradesh
Bulbophyllum aschemon J.J.Verm. & A.L.Lamb 2008 Borneo (Sarawak)
Bulbophyllum ascochiloides J.J.Sm. 1927 Sumatera
Bulbophyllum ascochilum J.J.Verm. 2008 Papua New Guinea
Bulbophyllum asperilingue Schltr. 1919 New Guinea
Bulbophyllum aspersum J.J.Sm. 1912 New Guinea
Bulbophyllum astelidum Aver. 1994 Vietnam
Bulbophyllum atratum J.J.Sm. 1917 Pen. Malaysia to Sumatera
Bulbophyllum atrolabium Schltr. 1923 New Guinea
Bulbophyllum atropurpureum Barb.Rodr. 1877 Brazil (Espírito Santo to Santa Catarina)
Bulbophyllum atrorubens Schltr. 1906 Sulawesi to SW. Pacific
Bulbophyllum atrosanguineum Aver. 2003 N. Vietnam
Bulbophyllum atroviride J.J.Verm. 2008 Papua New Guinea
Bulbophyllum attenuatum Rolfe 1896 Borneo (Kalimantan)
Bulbophyllum aubrevillei Bosser 1965 ENE. Madagascar
Bulbophyllum aundense Ormerod 2005 New Guinea
Bulbophyllum auratum (Lindl.) Rchb.f. 1861 Sikkim, Pen. Thailand to Philippines
Bulbophyllum aureoapex Schltr. 1913 New Guinea
Bulbophyllum aureobrunneum Schltr. 1913 New Guinea
Bulbophyllum aureoflavum Karupp. & V.Ravich. 2013 Kerala (India, Indian Subcontinent, Asia-Tropical)
Bulbophyllum aureum (Hook.f.) J.J.Sm. 1912 S. India (Malabar Hills)
Bulbophyllum auricomum Lindl. 1830 Bangladesh to W. Malesia
Bulbophyllum auriculatum J.J.Verm. & P.O'Byrne 2003 Sulawesi
Bulbophyllum auriflorum H.Perrier 1937 ENE. Madagascar
Bulbophyllum auritum J.J.Verm. & P.O'Byrne 2008 Sulawesi
Bulbophyllum auroreum J.J.Sm. 1928 Sumatera
Bulbophyllum australe (Seidenf.) J.J.Verm., Schuit. & de Vogel 2014 Pen. Thailand
Bulbophyllum austroyunnaense H.Jiang & D.P.Ye, Wild Orchids Yunnan: 371 (2010), contrary to Art. 39.1. (ICN 2010 China (Yunnan)
Bulbophyllum averyanovii Seidenf. 1992 Vietnam
Bulbophyllum ayuthayense J.J.Verm., Schuit. & de Vogel 2014 Indo-China
Caladenia abbreviata Hopper & A.P.Br. 2001 SW. Australia
Caladenia actensis D.L.Jones & M.A.Clem. 1999 New South Wales (Australian Capital Territory)
Caladenia aestiva D.L.Jones 1991 New South Wales, Victoria
Caladenia alata R.Br. 1810 SE. Queensland to Tasmania, New Zealand
Caladenia ambusta A.P.Br. & G.Brockman 2015 Western Australia
Caladenia amnicola D.L.Jones 1997 NC. New South Wales
Caladenia amoena D.L.Jones 1994 Victoria
Caladenia ampla (D.L.Jones) G.N.Backh. 2007 Victoria
Caladenia amplexans A.S.George 1984 SW. Australia
Caladenia ancylosa (D.L.Jones) G.N.Backh. 2007 Victoria
Caladenia anthracina D.L.Jones 1998 Tasmania
Caladenia aperta (Hopper & A.P.Br.) M.A.Clem. 2015 SSW. Western Australia
Caladenia applanata Hopper & A.P.Br. 2001 SW. Australia
Caladenia applanata subsp. applanata SW. Australia
Caladenia applanata subsp. erubescens Hopper & A.P.Br. 2001 SW. Australia
Caladenia arenaria Fitzg. 1882 S. New South Wales
Caladenia arenicola Hopper & A.P.Br. 2001 SW. Australia
Caladenia argocalla D.L.Jones 1991 South Australia
Caladenia armata (D.L.Jones) G.N.Backh. 2010 New South Wales
Caladenia arrecta Hopper & A.P.Br. 2001 SW. Australia
Caladenia ashbyae (Hopper & A.P.Br.) M.A.Clem. 2015 SW. Australia
Caladenia atradenia D.L.Jones, Molloy & M.A.Clem. 1997 N. & NC. New Zealand
Caladenia atrata D.L.Jones 1994 Tasmania
Caladenia atrochila D.L.Jones 1998 Tasmania
Caladenia atroclavia D.L.Jones & M.A.Clem. 1988 Queensland (Darling Downs)
Caladenia atrovespa (D.L.Jones) G.N.Backh. 2010 New South Wales
Caladenia attenuata (Brinsley) D.L.Jones 2000 New South Wales (C. Tablelands)
Caladenia attingens Hopper & A.P.Br. 2001 SW. Australia
Caladenia attingens subsp. attingens SW. Australia
Caladenia attingens subsp. gracillima Hopper & A.P.Br. 2001 SW. Australia
Caladenia attingens subsp. effusa A.P.Br. & G.Brockman 2015 Western Australia
Caladenia audasii R.S.Rogers 1927 Victoria (Mt. McIvor)
Caladenia aurantiaca (R.S.Rogers) Rupp 1947 SE. Victoria
Caladenia aurulenta (D.L.Jones) R.J.Bates 2008 South Australia
Caladenia australis G.W.Carr 1991 Victoria
Calanthe abbreviata (Blume) Lindl. 1833 Sumatera to W. & C. Jawa
Calanthe aceras Schltr. 1905 Papua New Guinea
Calanthe alba W.Suarez & Cootes 2009 Philippines (Luzon)
Calanthe albolutea Ridl. 1903 Pen. Thailand to Pen. Malaysia, Borneo (Sabah)
Calanthe alismifolia Lindl. 1855 Himalaya to S. Japan
Calanthe alleizettei Gagnep. 1950 China (SE. Yunnan) to Vietnam
Calanthe alpina Hook.f. ex Lindl. 1855 Himalaya to C. & S. Japan
Calanthe alta Rchb.f. 1878 Fiji, Samoa
Calanthe angustifolia (Blume) Lindl. 1833 SE. China to S. Indo-China, S. Taiwan to W. Malesia
Calanthe aquamarina Schuit. & de Vogel 2009 WC. New Guinea
Calanthe arcuata subsp. caudatilabella (Hayata) T.P.Lin 2016 S. Taiwan
Calanthe arcuata Rolfe 1896 E. Tibet to C. & S. China, Taiwan
Calanthe arcuata subsp. arcuata E. Tibet to C. & S. China, Taiwan
Calanthe arfakana J.J.Sm. 1913 W. New Guinea
Calanthe argenteostriata C.Z.Tang & S.J.Cheng 1981 China (SE. Yunnan to N. Guangdong) to Vietnam
Calanthe arisanensis Hayata 1911 Taiwan
Calanthe aristulifera Rchb.f. 1878 Japan (Kyushu, Hachijo I.), Korea (Heuksan I.), Taiwan, SE. China
Calanthe aruank P.Royen 1979 Papua New Guinea (Mt. Giluwe)
Calanthe aurantiaca Ridl. 1903 W. Malesia
Calanthe aureiflora J.J.Sm. 1922 Pen. Malaysia (Cameron Highlands), Sumatera (G. Malintang), N. Borneo
Caleana alcockii (Hopper & A.P.Br.) M.A.Clem. 2014 W. Western Australia
Calochilus ammobius D.L.Jones & B.Gray 2002 Queensland
Calyptrochilum aurantiacum (P.J.Cribb & Laan) Stévart, M.Simo & Droissart 2018
Camaridium archilarum Chiron 2011 Guatemala
Campylocentrum acutilobum Cogn. 1906 Paraguay
Campylocentrum amazonicum Cogn. 1906 N. & NE. Brazil
Campylocentrum antioquiense Kolan. & Szlach. 2013 Colombia
Campylocentrum apiculatum Schltr. 1929 Bolivia
Campylocentrum aromaticum Barb.Rodr. 1907 SE. & S. Brazil to Argentina (Misiones)
Campylocentrum asplundii Dodson 1993 Ecuador
Capanemia adelaidae Porto & Brade 1937 S. Brazil (to São Paulo)
Catasetum aculeatum F.E.L.Miranda & K.G.Lacerda 1992 Brazil (Amazonas)
Catasetum adremedium D.E.Benn. & Christenson 1998 Peru
Catasetum alatum M.F.F.Silva & A.T.Oliveira 2002 Brazil (Rondônia)
Catasetum albovirens Barb.Rodr. 1877 N. & NE. Brazil
Catasetum albuquerquei M.F.F.Silva & A.T.Oliveira 1999 Brazil (Maranhão)
Catasetum arietinum F.E.L.Miranda & K.G.Lacerda 1992 Brazil (Pernambuco)
Catasetum aripuanense Bicalho 1963 Brazil (Mato Grosso)
Catasetum ariquemense F.E.L.Miranda & K.G.Lacerda 1992 Brazil (Rondônia)
Catasetum atratum Lindl. 1838 Brazil
Cattleya aclandiae Lindl. 1840 Brazil (Bahia)
Cattleya acuensis (Fowlie) Van den Berg 2008 Brazil (Rio de Janeiro: Pico do Açu)
Cattleya alagoensis (V.P.Castro & Chiron) Van den Berg 2008 Brazil (Alagoas)
Cattleya alaorii (Brieger & Bicalho) Van den Berg 2008 Brazil (Bahia)
Cattleya alvarenguensis (Campacci) Van den Berg 2014 Brazil (Minas Gerais)
Cattleya alvaroana (F.E.L.Miranda) Van den Berg 2008 Brazil (Rio de Janeiro)
Cattleya amethystoglossa Linden & Rchb.f. ex R.Warner 1862 Brazil (Pernambuco to Espírito Santo)
Cattleya angereri (Pabst) Van den Berg 2008 Brazil (Minas Gerais)
Caucaea alticola (Stacy) N.H.Williams & M.W.Chase 2001 Ecuador
Caucaea andigena (Linden & Rchb.f.) N.H.Williams & M.W.Chase 2001 Ecuador
Caularthron amazonicum (Schltr.) H.G.Jones 1968 Trinidad to N. Brazil
Cephalanthera austiniae (A.Gray) A.Heller 1900 SW. Canada to W. U.S.A.
Ceratandra atrata (L.) T.Durand & Schinz 1894 SW. & S. Cape Prov.
Ceratostylis acutifolia Schltr. 1912 New Guinea
Ceratostylis acutilabris J.J.Sm. 1915 New Guinea
Ceratostylis alata Carr 1935 Borneo (Sarawak)
Ceratostylis alberteduardi P.Royen 1979 Papua New Guinea
Ceratostylis albiflora J.J.Sm. 1908 New Guinea
Ceratostylis alpina J.J.Sm. 1914 New Guinea
Ceratostylis alticola P.Royen 1979 Papua New Guinea
Ceratostylis ampullacea Kraenzl. 1893 Pen. Thailand to W. Malesia
Ceratostylis anceps Blume 1825 W. & C. Jawa
Ceratostylis angiensis J.J.Sm. 1917 W. New Guinea
Ceratostylis angustifolia Ridl. 1917 W. Sumatera
Ceratostylis anjasmorensis J.J.Wood & J.B.Comber 1986 E. Jawa
Ceratostylis arfakensis J.J.Sm. 1913 W. New Guinea
Ceratostylis armeria Ridl. 1916 New Guinea
Chamorchis alpina (L.) Rich. 1817 Subarctic and Subalpine Europe
Changnienia amoena S.S.Chien 1935 C. & S. China
Cheirostylis acuminata Zhi L.Liu & Q.Liu 2016 China (Yunnan)
Chelonistele amplissima (Ames & C.Schweinf.) Carr 1935 Borneo
Chiloglottis anaticeps D.L.Jones 1991 ENE. New South Wales
Chloraea alpina Poepp. 1833 C. & S. Chile to S. Argentina
Chloraea apinnula (Gosewijn) Szlach. 2001 Chile (Maule)
Chondroscaphe amabilis (Schltr.) Senghas & G.Gerlach 1993 Colombia to N. Ecuador
Chondroscaphe atrilinguis Dressler 2001 Costa Rica to Panama
Chrysoglossum assamicum Hook.f. 1890 Assam to China (E. Guangxi)
Chysis addita Dressler 2000 Mexico (Chiapas) to NW. Guatemala
Chysis archilae Chiron 2010 Guatemala
Chysis aurea Lindl. 1837 N. Venezuela
Chytroglossa aurata Rchb.f. 1863 SE. Brazil
Cirrhaea adspera Hoffmanns. 1844
Cleisocentron abasii Cavestro 2002 Borneo (Sabah)
Cleisostoma aikoae Cootes 2015 Philippines
Cleisostoma appendiculatum (Lindl.) Benth. & Hook.f. ex B.D.Jacks. 1893 Nepal to Myanmar
Cleisostoma arietinum (Rchb.f.) Garay 1972 Assam to Pen. Malaysia
Cleisostoma aristatum P.O'Byrne 2015 Borneo (Sabah)
Cleisostoma aspersum (Rchb.f.) Garay 1972 Himalaya to Indo-China
Cleistes abdita G.A.Romero & Carnevali 2009 Venezuela (N. Amazonas)
Cleistes acuminata Schltr. 1926 Colombia
Cleistes angeliana Campacci 2011 Brazil (Minas Gerais)
Cleistes aphylla (Barb.Rodr.) Hoehne 1926 SE. & S. Brazil
Cleistes australis Schltr. 1925 S. Brazil
Cleistes ayangannensis Szlach. & Baranow 2012 Guyana
Clowesia amazonica K.G.Lacerda & V.P.Castro 1995 Venezuela to Ecuador
Cochleanthes aromatica (Rchb.f.) R.E.Schult. & Garay 1959 Costa Rica to Panama
Coelogyne acutilabium de Vogel 1992 Pen. Malaysia ?
Coelogyne alboaurantia Elis.George & J.-C.George 2010 N. Thailand
Coelogyne albobrunnea J.J.Sm. 1931 Borneo
Coelogyne albolutea Rolfe 1908 E. Himalaya
Coelogyne alvinlokii P.O'Byrne & J.J.Verm. 2006 Philippines (Leyte, Mindanao)
Coelogyne anceps Hook.f. 1890 Pen. Thailand to Pen. Malaysia (Perak: Mt. Tahan)
Coelogyne angustipetala X.J.Xiao, O.Gruss & L.J.Chen 2012 China (Yunnan)
Coelogyne asperata Lindl. 1849 Malesia to Santa Cruz Is.
Coelogyne assamica Linden & Rchb.f. 1857 Bhutan to China (NW. Yunnan) and Indo-China
Collabium acuticalcar W.Burgh & de Vogel 1997 N. Sumatera
Comparettia acebeyae (R.Vásquez & Dodson) M.W.Chase & N.H.Williams 2008 Bolivia
Comparettia alexii (Szlach., Kolan. & Oledrz.) J.M.H.Shaw 2017 Ecuador (Western South America, Southern America)
Comparettia amboroensis (R.Vásquez & Dodson) M.W.Chase & N.H.Williams 2008 Bolivia
Comparettia auriculata (Rchb.f.) M.W.Chase & N.H.Williams 2008 Ecuador
Conchidium articulatum (Lindl.) Rauschert 1983 C. Sri Lanka
Constantia australis (Cogn.) Porto & Brade 1935 Brazil (Santa Catarina)
Corunastylis albiglans (Rupp) D.L.Jones & M.A.Clem. 2018
Corunastylis ansata (Fitzg.) D.L.Jones & M.A.Clem. 2018
Coryanthes albertinae H.Karst. 1848 Venezuela to N. Brazil
Coryanthes alborosea C.Schweinf. 1943 Peru (Loreto)
Coryanthes angelantha Archila 2007 Guatemala
Corybas abditus D.L.Jones 1991 Western Australia
Corybas abellianus Dockrill 1955 N. Queensland
Corybas aberrans P.Royen 1983 New Guinea
Corybas aconitiflorus Salisb. 1807 SE. Queensland to Tasmania
Corybas acuminatus M.A.Clem. & Hatch 1985 New Zealand
Corybas acutus J.Dransf. & J.B.Comber 1986 Jawa
Corybas aduncus (Schltr.) Schltr. 1923 New Guinea
Corybas albipurpureus P.Royen 1983 New Guinea
Corybas amabilis P.Royen 1983 New Guinea
Corybas amungwiwensis P.Royen 1979 New Guinea
Corybas annamensis Aver. 2007 Vietnam
Corybas arachnoideus (Schltr.) Schltr. 1923 New Guinea
Corybas arfakensis (J.J.Sm.) Schltr. 1923 W. New Guinea
Corybas aristatus (Schltr.) Schltr. 1923 New Guinea
Corycium alticola Parkman & Schelpe 1982 S. Africa
Corysanthes aestivalis H.B.Matthews 2014
Cranichis acuminatissima Ames & C.Schweinf. 1930 Costa Rica
Cranichis amplectens Dod 1986 Dominican Rep.
Cranichis antioquiensis Schltr. 1920 NW. Venezuela to Ecuador
Cranichis apiculata Lindl. 1842 S. Mexico to C. America
Cremastra amabilis (Sima & H.Yu) H.Jiang 2010 China (Yunnan)
Cremastra aphylla T.Yukawa 1999 Japan
Cremastra appendiculata (D.Don) Makino 1904 C. Himalaya to S. Sakhalin
Cremastra appendiculata var. appendiculata C. Himalaya to Japan
Cremastra appendiculata var. variabilis (Blume) I.D.Lund 1988 N. Indo-China to S. Sakhalin
Crepidium acuminatum (D.Don) Szlach. 1995 Trop. & Subtrop. Asia to N. Australia
Crepidium alagense (Ames) M.A.Clem. & D.L.Jones 1996 Philippines
Crepidium amabilis (J.J.Sm.) Marg. 2012 Borneo
Crepidium amplectens (J.J.Sm.) Szlach. 1995 Borneo, Jawa to Bali
Crepidium andersonii subsp. andersonii Borneo (Sarawak)
Crepidium andersonii (Ridl.) Schuit. & J.J.Wood 2011 Borneo (Sarawak)
Crepidium andersonii subsp. sarawakense (Szlach. & Marg.) Marg. 2012 Borneo (Sarawak)
Crepidium angustifoveum (J.J.Sm.) Marg. 2002 Maluku (Seram)
Crepidium aphyllum (King & Pantl.) A.N.Rao 2000 E. Himalaya
Crepidium arachnoideum subsp. arachnoideum New Guinea
Crepidium arachnoideum subsp. witkowskianum (Szlach. & Marg.) Marg. 2012 Bismarck Arch.
Crepidium arachnoideum (Schltr.) Szlach. 1995 New Guinea to Bismarck Arch.
Crepidium arboricola (P.O'Byrne) Marg. 2012 Sulawesi
Crepidium arietinum (Ames) Szlach. 1995 Philippines (Mindanao)
Crepidium aschistum (Seidenf.) Szlach. 1995 Thailand
Crepidium atratum (Schltr.) Szlach. 1995 New Guinea
Crepidium atrobrachiatum (Ridl.) Szlach. 1995 New Guinea
Crepidium atrosanguineum (Ames) Marg. & Szlach. 2001 Philippines (Mindanao: Mt. Urdaneta)
Crepidium auratum (Ridl.) Marg. & Szlach. 2001 Borneo (Sarawak)
Crossoglossa acuminatissima Nog.-Sav. & Carnevali 2008 Colombia (Santander)
Crossoglossa arevaloi Szlach. & Kolan. 2015 Colombia
Crossoglossa aurantiilineata Pupulin 2000 Costa Rica
Cryptochilus acuminatus (Griff.) Schuit., Y.P.Ng & H.A.Pedersen 2018
Cryptostylis acutata J.J.Sm. 1921 W. Malesia
Cryptostylis acutata var. acutata W. Jawa to Sumatera
Cryptostylis acutata var. borneensis J.J.Sm. 1929 Borneo
Cryptostylis apiculata J.J.Sm. 1915 New Guinea
Cryptostylis arachnites (Blume) Hassk. 1859 Trop. & Subtrop. Asia to SW. Pacific
Cryptostylis arfakensis J.J.Sm. 1913 W. New Guinea
Cyanaeorchis arundinae (Rchb.f.) Barb.Rodr. 1877 Brazil to NE. Argentina
Cyclopogon adhaesus Szlach. 1993 Ecuador (Bolívar)
Cyclopogon alexandrae (Kraenzl.) Schltr. 1920 S. Brazil
Cyclopogon antioquiensis Szlach. & Kolan. 2014 Colombia
Cyclopogon apricus (Lindl.) Schltr. 1920 Bolivia to N. Argentina
Cyclopogon argyrifolius (Barb.Rodr.) Barb.Rodr. 1877 SE. & S. Brazil
Cyclopogon argyrotaenius Schltr. 1921 Colombia to Ecuador
Cycnoches aureum Lindl. & Paxton 1852 C. America
Cylindrolobus alboluteus (Rolfe) J.J.Wood 2010 Philippines (?)
Cylindrolobus aliciae (Quisumb.) Suárez 2010 Philippines (N. Luzon)
Cylindrolobus aporoides (Lindl.) Rauschert 1983
Cylindrolobus arunachalensis (A.N.Rao) A.N.Rao 2010 Arunachal Pradesh to Assam (Meghalaya)
Cylindrolobus aurantiacus (Kraenzl.) J.J.Wood 2016 Borneo (Sabah, Kalimantan)
Cymbidium acuminatum M.A.Clem. & D.L.Jones 1996 E. New Guinea
Cymbidium aliciae Quisumb. 1940 Philippines (Luzon)
Cymbidium aloifolium (L.) Sw. 1799 Himalaya to W. Malesia
Cymbidium atropurpureum (Lindl.) Rolfe 1903 Hainan, S. Indo-China to W. & C. Malesia
Cynorkis aconitiflora Hermans, Andriant. & Sieder 2017 Madagascar
Cynorkis alborubra Schltr. 1924 SC. Madagascar
Cynorkis ambondrombensis Boiteau 1942 SC. Madagascar
Cynorkis ampullacea H.Perrier ex Hermans 2007 C. & CE. Madagascar
Cynorkis ampullifera H.Perrier 1951 NE. Madagascar
Cynorkis anacamptoides Kraenzl. 1895 Trop. Africa
Cynorkis anacamptoides var. anacamptoides Trop. Africa
Cynorkis anacamptoides var. ecalcarata P.J.Cribb 1977 São Tomé, Malawi (Nyika Plateau)
Cynorkis andohahelensis H.Perrier 1939 SE. Madagascar
Cynorkis andringitrana Schltr. 1924 C. Madagascar
Cynorkis angustipetala Ridl. 1885 C. & E. Madagascar
Cynorkis anisoloba Summerh. 1957 Zimbabwe
Cynorkis aphylla Schltr. 1913 N. Madagascar
Cynorkis arnottioides Rchb.f. 1855 Réunion
Cynorkis aurantiaca Ridl. 1886 C. Madagascar
Cynorkis australis (Boiteau) Hermans & P.J.Cribb 2017 SC. Madagascar
Cypripedium acaule Aiton 1789 C. & E. Canada to NC. & E. U.S.A.
Cypripedium arietinum R.Br. 1813 C. & E. Canada, NC. & NE. U.S.A.
Cyrtochilum acrochordonia Kraenzl. 1917
Cyrtochilum acuminatum (D.E.Benn. & Christenson) J.M.H.Shaw 2014 Peru
Cyrtochilum aemulum (Rchb.f. & Warsz.) Kraenzl. 1917 Colombia to NW. Ecuador
Cyrtochilum alboroseum (Dalström) Dalström 2001 Ecuador (Loja)
Cyrtochilum albovirens N.Gut. & P.A.Harding 2018 Colombia (Western South America, Southern America)
Cyrtochilum album (D.E.Benn. & Christenson) J.M.H.Shaw 2014 Peru
Cyrtochilum alinae (Szlach.) J.M.H.Shaw 2014 Peru
Cyrtochilum andreettae Königer & J.Portilla 1995 Ecuador (Tungurahua)
Cyrtochilum angustatum (Lindl.) Dalström 2001 S. Colombia to N. Peru
Cyrtochilum annulare (Rchb.f.) Kraenzl. 1917 Colombia
Cyrtochilum anthoxanthum (Rchb.f.) Dalström 2001 S. Ecuador to N. Peru
Cyrtochilum articulatum (Königer) Dalström 2001 W. Ecuador
Cyrtochilum aurantiacum (G.Gerlach & T.Franke) Dalström 2001 Bolivia
Cyrtochilum aureum (Lindl.) Senghas 1997 S. Peru to Bolivia
Cyrtochilum auropurpureum (Rchb.f.) Dalström 2001 W. South America to NW. Venezuela
Cyrtopodium aliciae L.Linden & Rolfe 1892 Brazil (Pernambuco to Minas Gerais)
Cyrtopodium andersonii (Lamb. ex Andrews) R.Br. 1813 Colombia to N. South America and N. Brazil
Cyrtorchis aberrans Mansf. 1935
Cyrtorchis arcuata (Lindl.) Schltr. 1914 Trop. & S. Africa
Cyrtorchis arcuata subsp. arcuata Trop. & S. Africa
Cyrtorchis arcuata subsp. whytei (Rolfe) Summerh. 1960 Trop. Africa
Cyrtorchis aschersonii (Kraenzl.) Schltr. 1918 W. & WC. Trop. Africa
Cystorchis aberrans J.J.Sm. 1922 W. Sumatera
Cystorchis aphylla Ridl. 1896 Pen. Thailand to Malesia
Cystorchis appendiculata J.J.Sm. 1922 W. Sumatera
Dactylorhiza alpestris (Pugsley) Aver. 1983 Pyrenees, Alps, Carpathians
Dactylorhiza aristata (Fisch. ex Lindl.) Soó 1962 E. China to S. Alaska
Dactylorhiza atlantica Kreutz & Vlaciha 2006 Morocco (High Atlas Mts.)
Daiotyla albicans (Rolfe) Dressler 2005 Costa Rica to Panama
Danhatchia australis (Hatch) Garay & Christenson 1995 E. New South Wales, New Zealand (N. North I., NW. South I.)
Deiregyne alinae Szlach. 1993 Mexico (Michoacán)
Dendrobium abbreviatum Schltr. 1912 New Guinea
Dendrobium aberrans Schltr. 1912 Papua New Guinea
Dendrobium abhaycharanii (Phukan & A.A.Mao) Schuit. & Peter B.Adams 2011 Assam
Dendrobium acaciifolium J.J.Sm. 1917 Sulawesi to Maluku (Kep. Sula)
Dendrobium acanthephippiiflorum J.J.Sm. 1915 New Guinea
Dendrobium acerosum Lindl. 1841 Indo-China to W. & C. Malesia
Dendrobium aciculare Lindl. 1840 Pen. Thailand to Malaya, Borneo
Dendrobium acinaciforme Roxb. 1832 Arunachal Pradesh to SE. China and Malesia
Dendrobium aclinia Rchb.f. 1856 Philippines
Dendrobium acuiferum Ormerod 2017 Papua New Guinea
Dendrobium acuminatissimum (Blume) Lindl. 1830 Malesia to New Guinea
Dendrobium acutifolium Ridl. 1917 Sumatera
Dendrobium acutilingue Schuit. & Peter B.Adams 2011 Philippines
Dendrobium acutilobum Schltr. 1912 New Guinea
Dendrobium acutimentum J.J.Sm. 1917 Sumatera
Dendrobium acutisepalum J.J.Sm. 1911 New Guinea
Dendrobium adae F.M.Bailey 1884 N. Queensland
Dendrobium adamsii A.D.Hawkes 1952 Caroline Is. (Pohnpei)
Dendrobium aduncilobum J.J.Sm. 1927 Maluku (Ternate)
Dendrobium aduncum Lindl. 1842 E. Himalaya to S. China
Dendrobium aemulum R.Br. 1810 E. Australia, New Caledonia
Dendrobium aethalodes Ormerod 2007 New Guinea
Dendrobium affine (Decne.) Steud. 1840 Lesser Sunda Is. to New Guinea
Dendrobium agamense J.J.Sm. 1926 Sumatera
Dendrobium agrostophylloides Schltr. 1912 New Guinea
Dendrobium agrostophyllum F.Muell. 1873 Queensland
Dendrobium agusanense Ames 1923 Philippines (Mindanao)
Dendrobium ajoebii J.J.Sm. 1913 New Guinea
Dendrobium alabense J.J.Wood 1990 Borneo (Sabah, Sarawak)
Dendrobium alaticaulinum P.Royen 1979 Papua New Guinea
Dendrobium albayense Ames 1912 Vietnam, Philippines
Dendrobium albiflorum Ridl. 1886 Papua New Guinea
Dendrobium albopurpureum (Seidenf.) Schuit. & Peter B.Adams 2011 China (S. Yunnan) to Indo-China
Dendrobium albosanguineum Lindl. & Paxton 1851 Bangladesh to Thailand
Dendrobium alderwereltianum J.J.Sm. 1917 Sulawesi
Dendrobium alexandrae Schltr. 1912 Papua New Guinea
Dendrobium aliciae Ames & Quisumb. 1934 Philippines (Luzon)
Dendrobium aloideum Lex. 1825
Dendrobium aloifolium (Blume) Rchb.f. 1861 Indo-China to New Guinea
Dendrobium alticola Schltr. 1912 New Guinea
Dendrobium amabile (Lour.) O'Brien 1909 Vietnam
Dendrobium amboinense Hook. 1856 Maluku (Ambon)
Dendrobium amethystoglossum Rchb.f. 1872 Philippines (N. Luzon)
Dendrobium amiengense Ormerod 2017 Papua New Guinea
Dendrobium amoenum Wall. ex Lindl. 1830 Himalaya to Myanmar
Dendrobium amphigenyum Ridl. 1916 New Guinea
Dendrobium amplum Lindl. 1830 C. Himalaya to China (Yunnan, S. Guangxi)
Dendrobium anamalayanum Chandrab., V.Chandras. & N.C.Nair 1981 S. India
Dendrobium anceps Sw. 1800 Nepal to Indo-China