| Orchidaceae | |
Ophidion alphonsianum
| (A. Doucette ex L.E. Matthews) Karremans & J.S. Moreno | Pleurothallids Neotrop. Jewels 222 | 2020 |
| Orchidaceae | |
Ophidion barbilabium
| (Vierling) Karremans & J.S. Moreno | Pleurothallids Neotrop. Jewels 222 | 2020 |
| Orchidaceae | |
Ophidion carrilloi
| P. Ortiz | Orquideología 24(1): 6–7, 18–19, f. 4, photo 4 | 2005 |
| Orchidaceae | |
Ophidion compactum
| (Vierling) Karremans & J.S. Moreno | Pleurothallids Neotrop. Jewels 222 | 2020 |
| Orchidaceae | ! |
Ophidion cunabulum
| (Luer & R. Escobar) Luer & R. Escobar | Selbyana 7(1): 79 | 1982 |
| Orchidaceae | * |
Ophidion cunalabulum
| (Luer & R. Escobar) Luer | | |
| Orchidaceae | ! |
Ophidion cymbula
| (Luer) Luer | Selbyana 7(1): 80 | 1982 |
| Orchidaceae | ! |
Ophidion dasyglossum
| (Luer & R. Escobar) Luer | Selbyana 7(1): 80 | 1982 |
| Orchidaceae | |
Ophidion doucetteanum
| (A. Doucette ex L.E. Matthews) Karremans & J.S. Moreno | Pleurothallids Neotrop. Jewels 222 | 2020 |
| Orchidaceae | |
Ophidion erectilabrum
| Reina-Rodr., O. Pérez & Bogarín | Syst. Biodivers. 21(1, 2160504): 9-13, 15, f. 2A-F, 3A-E | 2023 |
| Orchidaceae | |
Ophidion juan-felipei
| (Vierling) Karremans & J.S. Moreno | Pleurothallids Neotrop. Jewels 222 | 2020 |
| Orchidaceae | |
Ophidion markertii
| (Vierling) Karremans & J.S. Moreno | Pleurothallids Neotrop. Jewels 222 | 2020 |
| Orchidaceae | |
Ophidion nekidapono
| J.S. Moreno & Karremans | Pleurothallids Neotrop. Jewels 220 | 2020 |
| Orchidaceae | |
Ophidion nigerrimum
| (Vierling) Karremans & J.S. Moreno | Pleurothallids Neotrop. Jewels 222 | 2020 |
| Orchidaceae | |
Ophidion orchidoides
| A. Doucette | Orchids (West Palm Beach) 93(7): 553–555, f. 1, 2, 3A-G, 4 | 2024 |
| Orchidaceae | |
Ophidion pallidiflorum
| (Vierling) Karremans & J.S. Moreno | Pleurothallids Neotrop. Jewels 222 | 2020 |
| Orchidaceae | |
Ophidion parvum
| (Vierling) Karremans & J.S. Moreno | Pleurothallids Neotrop. Jewels 222 | 2020 |
| Orchidaceae | ** |
Ophidion pleurothalloides
| Luer | | |
| Orchidaceae | ! |
Ophidion pleurothallopsis
| (Kraenzl.) Luer | Selbyana 7(1): 80 | 1982 |