| Microstylis streptopetala B.L. Rob. & Greenm., 1896 |
| Microstylis tenuis S. Watson, 1891 |
| Microstylis tuerckheimii Schltr., 1918 |
| Microstylis wercklei Schltr., 1918 |
| Microthelys Garay, 1982 |
| Microthelys markowskiana (Szlach.) Szlach., 1996 |
| Microthelys minutiflora (A. Rich. & Galeotti) Garay, 1982 |
| Microthelys nutantiflora (Schltr.) Garay, 1982 |
| Microthelys rubrocallosa (B.L. Rob. & Greenm.) Garay, 1982 |
| Miltonia Lindl., 1837 |
| Miltonia karwinskii (Lindl.) Lindl., 1848 |
| Miltonia laevis (Lindl.) Rolfe, 1904 |
| Miltonia leucomelas (Rchb. f.) Rolfe, 1904 |
| Miltonia reichenheimii (Linden & Rchb. f.) Rolfe, 1904 |
| Miltonia stenoglossa Schltr., 1923 |
| Miltonioides Brieger & Lückel, 1983 |
| Miltonioides karwinskii (Lindl.) Brieger & Lückel, 1983 |
| Miltonioides laevis (Lindl.) Brieger & Lückel, 1983 |
| Miltonioides oviedomotae (Hágsater) Senghas, 1997 |
| Miltonioides pauciflora (L.O. Williams) Hamer & Garay, 1985 |