| Mexipedium xerophyticum (Soto Arenas, Salazar & Hágsater) V.A. Albert & M.W. Chase, 1992 |
| Microchilus C. Presl, 1827 |
| Microchilus lunifer (Schltr.) Ormerod, 2002 |
| Microchilus mexicanus (Ames) Ormerod, 2002 |
| Microchilus vesicifer (Rchb. f.) Ormerod, 2002 |
| Microepidendrum Brieger ex W.E. Higgins, 2002 |
| Microepidendrum subulatifolium (A. Rich. & Galeotti) W.E. Higgins, 2002 |
| Microstylis (Nutt.) Eaton, 1822 |
| Microstylis acianthoides Schltr., 1918 |
| Microstylis arachnifera Ridl., 1888 |
| Microstylis brachyrrhynchos Rchb. f., 1888 |
| Microstylis brachystachys Rchb. f., 1850 |
| Microstylis brenesii Schltr., 1923 |
| Microstylis calycina (Lindl.) Ridl., 1888 |
| Microstylis caracasana Klotzsch ex Ridl., 1887 |
| Microstylis carpinterae Schltr., 1918 |
| Microstylis cochlearifolia (A. Rich. & Galeotti) Rchb. f., 1850 |
| Microstylis cordata (Lindl.) Rchb. f., 1861 |
| Microstylis corymbosa S. Watson, 1883 |
| Microstylis crispata (Lindl.) Rchb. f., 1861 |