| Orchidaceae | |
Acianthera aberrans
| (Luer) Pupulin & Bogarín | Lankesteriana 8(2): 53–55, f. 1, 15A | 2008 |
| Orchidaceae | |
Acianthera aculeata
| (Luer & Hirtz) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera acuminatipetala
| (A. Samp.) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera adamantinensis
| (Brade) F. Barros | Bradea 8: 294 | 2002 |
| Orchidaceae | |
Acianthera adeodata
| P. Ortiz, O. Pérez & E. Parra | Orquideología 27(1): 56 | 2010 |
| Orchidaceae | |
Acianthera adirii
| (Brade) Pridgeon & M.W. Chase | Lindleyana 16(4): 241 | 2001 |
| Orchidaceae | |
Acianthera aechme
| (Luer) Pridgeon & M.W. Chase | Lindleyana 16(4): 241 | 2001 |
| Orchidaceae | |
Acianthera agathophylla
| (Rchb. f.) Pridgeon & M.W. Chase | Lindleyana 16(4): 241 | 2001 |
| Orchidaceae | |
Acianthera alainii
| (Dod) A. Doucette | Phytotaxa 275(3): 270 | 2016 |
| Orchidaceae | |
Acianthera albiflora
| (Barb. Rodr.) Karremans | Harvard Pap. Bot. 21(2): 185 | 2016 |
| Orchidaceae | |
Acianthera albopurpurea
| (Kraenzl.) Chiron & Van den Berg | Richardiana 12(2): 72 | 2012 |
| Orchidaceae | |
Acianthera albo-rosea
| (Kraenzl.) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera alfonsi
| A. Doucette ex Kutz | Orchids (West Palm Beach) 87: 308 | 2018 |
| Orchidaceae | |
Acianthera alligatorifera
| (Rchb. f.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera alpestris
| (Sw.) A. Doucette | Phytotaxa 275(3): 270 | 2016 |
| Orchidaceae | |
Acianthera alphonsi
| Kutz | Orchids (West Palm Beach) 87(4): 308–311, f. 1A–H, 2A–C | 2018 |
| Orchidaceae | |
Acianthera alphonsii
| Kutz | Orchids (West Palm Beach) 87(4): 308 | 2018 |
| Orchidaceae | |
Acianthera alpina
| (Ames) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera amandae
| Campacci & C.R.M. Silva | Colet. Orquídeas Brasil. 16: 638 | 2020 |
| Orchidaceae | |
Acianthera amaralii
| (Pabst) F. Barros & L.R.S. Guim. | Neodiversity 5(1): 27 | 2010 |
| Orchidaceae | |
Acianthera amsleri
| Rykacz., Driessen & Kolan. | Phytotaxa 372(4): 292–293, f. 1A–E, 2A, B | 2018 |
| Orchidaceae | ** |
Acianthera angustifolia
| (Lindl.) Carnevali & G.A. Romero | Nuevo Cat. Fl. Vasc. Venez. 753 | 2008 |
| Orchidaceae | ! |
Acianthera angustifolia
| (Lindl.) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 112: 118 | 2007 |
| Orchidaceae | |
Acianthera angustisepala
| (Ames & Correll) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera antennata
| (Garay) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera aphthosa
| (Lindl.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera appendiculata
| (Cogn.) A. Doucette | Phytotaxa 275: 270 | 2016 |
| Orchidaceae | |
Acianthera asaroides
| (Kraenzl.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | ** |
Acianthera ascendens
| (Garay) F. Barros & L.R.S. Guim. | | |
| Orchidaceae | |
Acianthera atrata
| Chiron & Xim. Bols. | Richardiana 16: 209 | 2016 |
| Orchidaceae | |
Acianthera atroglossa
| (Loefgr.) F. Barros & L.R.S. Guim. | Neodiversity 5(1): 27 | 2015 |
| Orchidaceae | |
Acianthera atropurpurea
| (Barb. Rodr.) Chiron & Van den Berg | Richardiana 12(2): 72 | 2012 |
| Orchidaceae | |
Acianthera aurantiaca
| (Barb. Rodr.) Campacci | Bol. CAOB 69–70: 25 | 2008 |
| Orchidaceae | |
Acianthera aurantiolateritia
| (Speg.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera auriculata
| (Lindl.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera aveniformis
| (Hoehne) C.N. Gonç. & Waechter | Hoehnea 31: 114 | 2004 |
| Orchidaceae | |
Acianthera bahorucensis
| (Luer) A. Doucette | Phytotaxa 275(3): 270 | 216 |
| Orchidaceae | |
Acianthera barbacenensis
| (Barb. Rodr.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera barthelemyi
| (Luer) Karremans | Harvard Pap. Bot. 21(2): 185 | 2016 |
| Orchidaceae | |
Acianthera berlinensis
| Damián, Chiron, Mitidieri & L. Rimarachin | Anales Jard. Bot. Madrid 75(1(e069)): 5–8, f. 1a, 4a–d, 5 | 2018 |
| Orchidaceae | |
Acianthera beyrodtiana
| (Kraenzl.) Karremans | Harvard Pap. Bot. 21(2): 185 | 2016 |
| Orchidaceae | |
Acianthera bibarbellata
| F. Barros & L.R.S. Guim. | Neodiversity 5(1): 27 | 2010 |
| Orchidaceae | |
Acianthera bicarinata
| (Lindl.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera biceps
| (Luer & Hirtz) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera bicornuta
| (Barb. Rodr.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera bidentata
| (Lindl.) F. Barros & L.R.S. Guim. | Bradea 14(3): 22 | 2009 |
| Orchidaceae | |
Acianthera bidentula
| (Barb. Rodr.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera bilobulata
| Zambrano & Solano | Phytotaxa 490(2): 160–163, 166, 168–170, 1A–D, 2A–I | 2021 |
| Orchidaceae | |
Acianthera binotii
| (Regel) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera biseta
| Luer | Harvard Pap. Bot. 17: 333, f. 1 | 2012 |
| Orchidaceae | |
Acianthera bissei
| (Luer) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera bohnkiana
| Campacci & Baptista | Bol. CAOB 54: 60 | 2004 |
| Orchidaceae | |
Acianthera boliviana
| (Rchb. f.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera brachiloba
| (Hoehne) Pridgeon & M.W. Chase | Lindleyana 16: 242 | 2001 |
| Orchidaceae | |
Acianthera brachyloba
| (Hoehne) Pridgeon | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera bragae
| (Ruschi) F. Barros | Hoehnea 30: 183 | 2003 |
| Orchidaceae | |
Acianthera breedlovei
| Soto Arenas, Solano & Salazar | Icon. Orchid. 5–6: [28], t. 502 | 2003 |
| Orchidaceae | |
Acianthera breviflora
| (Lindl.) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera brunnescens
| (Schltr.) Karremans | Harvard Pap. Bot. 21(2): 185 | 2016 |
| Orchidaceae | |
Acianthera bryonii
| Luer | Harvard Pap. Bot. 17(2): 334, f. 2 | 2012 |
| Orchidaceae | ** |
Acianthera bryonnii
| Luer | Harvard Pap. Bot. 17: 334, f. 2 | 2012 |
| Orchidaceae | |
Acianthera butcheri
| (L.O. Williams) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera cabiriae
| Pupulin, G.A. Rojas & J.D. Zúñiga | Harvard Pap. Bot. 12(1): 160–163, f. 3 | 2007 |
| Orchidaceae | |
Acianthera cachensis
| (Ames) Karremans | Harvard Pap. Bot. 21(2): 185 | 2016 |
| Orchidaceae | |
Acianthera caldensis
| (Hoehne & Schltr.) F. Barros | Orchid Mem. 9 | 2004 |
| Orchidaceae | |
Acianthera calopedilon
| Toscano & Luer | Lankesteriana 15(1): 79 | 2015 |
| Orchidaceae | |
Acianthera calypso
| (Luer) Karremans & Rinc.-González | Phytotaxa 238(2): 178 | 2015 |
| Orchidaceae | |
Acianthera capanemae
| (Barb. Rodr.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera caparaoensis
| (Brade) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera capillaris
| (Lindl.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera carcinopsis
| Luer & Sijm | Harvard Pap. Bot. 17(2): 334, f. 3 | 2012 |
| Orchidaceae | |
Acianthera carinata
| (C. Schweinf.) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera casapensis
| (Lindl.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera catujensis
| Campacci & C.R.M. Silva | Colet. Orquídeas Brasil. 14: 546, f. 1,2,4 | 2018 |
| Orchidaceae | |
Acianthera catujiensis
| Campacci & C.R.M. Silva | Colet. Orquídeas Brasil. 14(546): 13 | 2018 |
| Orchidaceae | |
Acianthera caucanensis
| Uribe Vélez, Sauleda & Szlach. | New World Orchid. Nomencl. Notes 111: 1–7 | 2022 |
| Orchidaceae | |
Acianthera caymanensis
| (C.D. Adams) Karremans | Harvard Pap. Bot. 21(2): 183 | 2016 |
| Orchidaceae | |
Acianthera cearensis
| (Schltr.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera cephalopodiglossa
| Toscano & Luer | Lankesteriana 15(1): 80 | 2015 |
| Orchidaceae | |
Acianthera cerberus
| (Luer & R. Vásquez) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera chamelopoda
| (Luer) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera chamensis
| (Lindl.) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera chionopa
| (Luer) Pridgeon & M.W. Chase | Lindleyana 16(4): 242 | 2001 |
| Orchidaceae | |
Acianthera chrysantha
| (Lindl.) Pridgeon & M.W. Chase | Lindleyana 16(4): 243 | 2001 |
| Orchidaceae | ! |
Acianthera ciliata
| (Knowles & Westc.) F. Barros & L.R.S. Guim. | Neodiversity 5: 28 | 2010 |
| Orchidaceae | |
Acianthera circumplexa
| (Lindl.) Pridgeon & M.W. Chase | Lindleyana 16(4): 243 | 2001 |
| Orchidaceae | |
Acianthera citrophila
| (Luer) Pridgeon & M.W. Chase | Lindleyana 16(4): 243 | 2001 |
| Orchidaceae | |
Acianthera coffeicola
| (Schltr.) Pridgeon & M.W. Chase | Lindleyana 16(4): 243 | 2001 |
| Orchidaceae | |
Acianthera cogniauxiana
| (Schltr.) Pridgeon & M.W. Chase | Lindleyana 16(4): 243 | 2001 |
| Orchidaceae | |
Acianthera compressicaulis
| (Dod) Pridgeon & M.W. Chase | Lindleyana 16(4): 243 | 2001 |
| Orchidaceae | |
Acianthera compressiflora
| (Barb. Rodr.) Chiron & Van den Berg | Richardiana 12(2): 73 | 2012 |
| Orchidaceae | |
Acianthera congruens
| (Luer) Pridgeon & M.W. Chase | Lindleyana 16(4): 243 | 2001 |
| Orchidaceae | |
Acianthera consatae
| (Luer & R. Vásquez) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera consimilis
| (Ames) Pridgeon & M.W. Chase | Lindleyana 16(4): 243 | 2001 |
| Orchidaceae | |
Acianthera cordatifolia
| (Dod) Pridgeon & M.W. Chase | Lindleyana 16(4): 243 | 2001 |
| Orchidaceae | |
Acianthera cornejoi
| Luer | Harvard Pap. Bot. 16(2): 311, f. 1 | 2011 |
| Orchidaceae | |
Acianthera costabilis
| (Luer & R. Vásquez) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera costaricensis
| (Schltr.) Pupulin & Karremans | Harvard Pap. Bot. 21(2): 184 | 2016 |
| Orchidaceae | |
Acianthera crassilabia
| (Ames & C. Schweinf.) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |
| Orchidaceae | |
Acianthera cremasta
| (Luer & J. Portilla) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 | 2004 |