| Prescottia tubulosa (Lindl.) L.O. Williams, 1939 |
| Prosthechea Knowles & Westc., 1838 |
| Prosthechea abbreviata (Schltr.) W.E. Higgins, 1997 |
| Prosthechea baculus (Rchb. f.) W.E. Higgins, 1998 |
| Prosthechea bicamerata (Rchb. f.) W.E. Higgins, 1998 |
| Prosthechea boothiana (Lindl.) W.E. Higgins, 1998 |
| Prosthechea brachiata (A. Rich. & Galeotti) W.E. Higgins, 1997 |
| Prosthechea brassavolae (Rchb. f.) W.E. Higgins, 1998 |
| Prosthechea chacaoensis (Rchb. f.) W.E. Higgins, 1998 |
| Prosthechea chondylobulbon (A. Rich. & Galeotti) W.E. Higgins, 1998 |
| Prosthechea citrina (Lex.) W.E. Higgins, 1998 |
| Prosthechea cochleata (L.) W.E. Higgins, 1997 |
| Prosthechea concolor (Lex.) W.E. Higgins, 1998 |
| Prosthechea cretacea (Dressler & G.E. Pollard) W.E. Higgins, 1997 |
| Prosthechea favoris (Rchb. f.) Salazar & Soto Arenas, 2001 |
| Prosthechea fragrans (Sw.) W.E. Higgins, 1997 |
| Prosthechea ghiesbreghtiana (A. Rich. & Galeotti) W.E. Higgins, 1997 |
| Prosthechea glauca Knowles & Westc., 1838 |
| Prosthechea greenwoodiana (Ag.-Olav.) W.E. Higgins, 1998 |
| Prosthechea guttata (Schltr.) Christenson, 2003 |