| Species | FZ divisions | Content |
| crispus L. | N,W,C,S | Description |
| nodosus Poir. | N,W,C,E | Description, Image |
| octandrus Poir. | N,W,C,E,S | Description |
| pusillus L. | W,C,E | Description |
| richardii Solms | W,C,E | |
| schweinfurthii A.W. Benn. | N,W,C,E | Description, Image |
| trichoides Cham. & Schltdl. | N,W,C,E | Description |