| Pleurothallis broadwayi Ames, 1908 |
| Pleurothallis broadwayi subsp. anomala (Hoehne) Garay, 1951 |
| Pleurothallis calerae Schltr., 1923 |
| Pleurothallis calyptrosepala L.O. Williams, 1942 |
| Pleurothallis cardiothallis Rchb. f., 1857 |
| Pleurothallis carioi Schltr., 1918 |
| Pleurothallis caudatisepala C. Schweinf., 1937 |
| Pleurothallis cedralensis Ames, 1923 |
| Pleurothallis cerea Ames, 1923 |
| Pleurothallis chiquindensis F. Lehm. & Kraenzl., 1899 |
| Pleurothallis chiriquensis Schltr., 1922 |
| Pleurothallis chrysantha Lindl., 1859 |
| Pleurothallis ciliaris (Lindl.) L.O. Williams, 1942 |
| Pleurothallis circumplexa Lindl., 1838 |
| Pleurothallis cobanensis Schltr., 1912 |
| Pleurothallis colothrix Luer, 1981 |
| Pleurothallis comayaguensis Ames, 1936 |
| Pleurothallis conanthera Kraenzl., 1881 |
| Pleurothallis congesta A. Rich. & Galeotti, 1845 |
| Pleurothallis corazonica Lehm. ex Kraenzl., 1899 |