| Epidendrum cusii Hágsater, 1978 |
| Epidendrum cuspidatum G. Lodd., 1817 |
| Epidendrum cyanocolumna Ames, F.T. Hubb. & C. Schweinf., 1934 |
| Epidendrum cyclotellum Rchb. f., 1880 |
| Epidendrum cycnostalix Rchb. f., 1852 |
| Epidendrum cystosum Ames, 1934 |
| Epidendrum dasytainia Schltr., 1921 |
| Epidendrum deamii Schltr., 1918 |
| Epidendrum delicatissimum Rchb. f., 1877 |
| Epidendrum dickinsonianum Withner, 1970 |
| Epidendrum difforme Jacq., 1760 |
| Epidendrum diffusum Sw., 1788 |
| Epidendrum diffusum var. depauperatum Cogn., 1898 |
| Epidendrum diguetii Ames, 1923 |
| Epidendrum diotum Lindl., 1843 |
| Epidendrum discolor A. Rich. & Galeotti, 1845 |
| Epidendrum distantiflorum A. Rich. & Galeotti, 1845 |
| Epidendrum dixiorum Hágsater, 1993 |
| Epidendrum doeringii (Hoehne) A.D. Hawkes, 1957 |
| Epidendrum dorsocarinatum Hágsater, 1984 |