| Andropogon barbatus L., 1771 |
| Andropogon barbinodis Lag., 1816 |
| Andropogon barbinodis var. perforatus (Trin. ex E. Fourn.) Gould, 1957 |
| Andropogon belvisii Desv., 1831 |
| Andropogon benthamianus Steud., 1854 |
| Andropogon berteronianus Steud., 1854 |
| Andropogon besukiensis Steud., 1854 |
| Andropogon bicolor (L.) Roxb., 1814 |
| Andropogon bicornis Forssk., 1775 |
| Andropogon bicornis L., 1753 |
| Andropogon bicornis var. absconditus Hack., 1883 |
| Andropogon bicornis var. angustifolius Pilg., 1899 |
| Andropogon bicornis var. burchellii Hack., 1883 |
| Andropogon bicornis var. gracillimus Hack., 1883 |
| Andropogon bicornis var. hybridus Hack., 1889 |
| Andropogon bicornis var. paranensis Bertoni, 1918 |
| Andropogon bicornis var. virginicoides Hack., 1883 |
| Andropogon bipennatus Hack., 1885 |
| Andropogon bladhii Retz., 1781 |
| Andropogon bouangensis Franch., 1895 |