| Poa maydelii Roshev., 1932 |
| Poa maypurensis Kunth, 1815 |
| Poa mexicana Lag., 1816 |
| Poa meyenii Nees & Meyen, 1841 |
| Poa michauxii Kunth, 1829 |
| Poa microstachya Link, 1827 |
| Poa montana Vasey, 1874 |
| Poa mulleri Swallen, 1940 |
| Poa nemoralis L., 1753 |
| Poa nervata Willd., 1797 |
| Poa nevadensis Vasey ex Scribn., 1883 |
| Poa nitida Elliott, 1816 |
| Poa nuttallii Kunth, 1829 |
| Poa obtusata (Michx.) Link, 1827 |
| Poa occidentalis (Vasey) Vasey, 1893 |
| Poa oligeria Steud., 1854 |
| Poa orcuttiana Vasey, 1887 |
| Poa orizabensis Hitchc., 1913 |
| Poa oxylepis Torr., 1853 |
| Poa palmeri Soreng & P.M. Peterson, 2012 |