| Blumenbachia halepensis (L.) Koeler, 1802 |
| Blumenbachia micrantha G. Don, 1834 |
| Blyttia Fr., 1839 |
| Boivinellinae Pilg., 1940 |
| Bonia Balansa, 1890 |
| Boriskellera Terechov, 1938 |
| Botelua Lag., 1805 |
| Bothriochloa Kuntze, 1891 |
| Bothriochloa (Kuntze) Roberty, 1960 |
| Bothriochloa alta (Hitchc.) Cabrera, 1953 |
| Bothriochloa alta (Hitchc.) Henrard, 1941 |
| Bothriochloa barbinodis (Lag.) Henrard, 1941 |
| Bothriochloa barbinodis (Lag.) Herter, 1940 |
| Bothriochloa barbinodis var. barbinodis (Lag.) Herter, 1940 |
| Bothriochloa barbinodis var. palmeri (Hack.) de Wet, 1968 |
| Bothriochloa barbinodis var. perforata (Trin. ex E. Fourn.) Gould, 1959 |
| Bothriochloa barbinodis var. schlumbergeri (E. Fourn.) de Wet, 1968 |
| Bothriochloa bladhii (Retz.) S.T. Blake, 1969 |
| Bothriochloa edwardsiana (Gould) Parodi, 1958 |
| Bothriochloa emersa (E. Fourn.) Henrard, 1941 |