| Andropogon yucatanus Swallen, 1934 |
| Andropogon zizanioides (L.) Urb., 1903 |
| Andropogoneae Dumort., 1824 |
| Andropogoninae J. Presl, 1830 |
| Anelytrum Hack., 1910 |
| Anelytrum avenaceum Hack., 1910 |
| Aneurolepidium Nevski, 1934 |
| Angustifolia Hitchc. & Chase, 1910 |
| Anisachne Keng, 1958 |
| Anisantha K. Koch, 1848 |
| Anisantha diandra (Roth) Tutin, 1962 |
| Anisantha diandra subsp. rigida (Roth) Tzvelev, 1976 |
| Anisantha flabellata (Hack. ex Boiss.) Holub, 1973 |
| Anisantha gussonii (Parl.) Nevski, 1934 |
| Anisantha madritensis (L.) Nevski, 1934 |
| Anisantha rigida (Roth) Hyl., 1945 |
| Anisantha rubens (L.) Nevski, 1934 |
| Anisantha sterilis (L.) Nevski, 1934 |
| Anisantha tectorum (L.) Nevski, 1934 |
| Aniselytron Merr., 1910 |