| Milium virgatum (L.) Lunell, 1915 |
| Milium virgatum var. elongatum (Vasey) Lunell, 1915 |
| Miphragtes Nieuwl., 1914 |
| Miscanthidium Stapf, 1917 |
| Miscanthus Andersson, 1855 |
| Miscanthus japonicus (Trin.) Andersson, 1855 |
| Miscanthus sinensis Andersson, 1855 |
| Miscanthus sinensis f. gracillimus (Hitchc.) Ohwi, 1942 |
| Miscanthus sinensis f. sinensis Andersson, 1855 |
| Miscanthus sinensis f. variegatus (Beal) Beetle, 1978 |
| Miscanthus sinensis f. zebrinus (Beal) Beetle, 1978 |
| Miscanthus sinensis var. gracilliumus Hitchc., 1901 |
| Miscanthus sinensis var. variegatus Beal, 1896 |
| Miscanthus sinensis var. zebrinus Beal, 1896 |
| Mnesithea Kunth, 1829 |
| Mnesithea aurita (Steud.) de Koning & Sosef, 1986 |
| Mnesithea granularis (L.) de Koning & Sosef, 1986 |
| Mnesithea ramosa (E. Fourn.) de Koning & Sosef, 1986 |
| Mnesithea rugosa (Nutt.) de Koning & Sosef, 1986 |
| Mnesithea subgibbosa (C. Winkl. ex Hack.) de Koning & Sosef, 1986 |