| Pleurothallis tribuloides (Sw.) Lindl., 1830 |
| Pleurothallis tubata (Lodd.) Steud., 1841 |
| Pleurothallis tuerckheimii Schltr., 1912 |
| Pleurothallis unguicallosa Ames & C. Schweinf., 1930 |
| Pleurothallis unilateralis Cogn., 1896 |
| Pleurothallis univaginata Lindl., 1858 |
| Pleurothallis villosa Knowles & Westc., 1838 |
| Pleurothallis violacea A. Rich. & Galeotti, 1845 |
| Pleurothallis vittariifolia Schltr., 1923 |
| Pleurothallis vittata Lindl., 1838 |
| Pleurothallis wercklei Schltr., 1911 |
| Pleurothallis williamsii Ames, 1922 |
| Pleurothallis xanthophthalma (Rchb. f.) L.O. Williams, 1940 |
| Pleurothallis xerophila Schltr., 1918 |
| Pleurothallis yucatanensis Ames & C. Schweinf., 1932 |
| Pleurothallopsis Porto & Brade, 1937 |
| Pleurothallopsis ujarensis (Rchb. f.) Pridgeon & M.W. Chase, 2001 |
| Pogonia Juss., 1789 |
| Pogonia cubensis Rchb. f., 1859 |
| Pogonia hassleriana Cogn. ex Chodat & Hassl., 1907 |