| Andropogon macrourus var. genuinus Hack., 1889 |
| Andropogon macrourus var. hirsutior Hack., 1889 |
| Andropogon maderensis Swallen, 1943 |
| Andropogon malacostachyus J. Presl, 1830 |
| Andropogon megapotamicus Spreng., 1827 |
| Andropogon melanocarpus Elliott, 1816 |
| Andropogon mexicanus Hitchc., 1913 |
| Andropogon microstachyus Desv. ex Ham., 1825 |
| Andropogon miliaceus Roxb., 1820 |
| Andropogon mississippiensis Scribn. & Ball, 1901 |
| Andropogon mocquerysii Benoist, 1940 |
| Andropogon modicus De Wild., 1919 |
| Andropogon mollicomus Kunth, 1830 |
| Andropogon mollis (Nees) Kunth, 1832 |
| Andropogon montufarii Kunth, 1815 |
| Andropogon muelleri (Nash) Hitchc., 1913 |
| Andropogon muhlenbergianus Schult., 1824 |
| Andropogon muricatum Retz., 1783 |
| Andropogon muricatus Retz., 1783 |
| Andropogon myosurus J. Presl, 1830 |