| Collector | Madsen, J. E. |
| Number | 4641 |
| Collected with | |
| Country | Senegal |
| Subpart | TAMBACOUNDA |
| County | |
| Locality | Parc National du Niokolo Koba. Road Niokolo-Koba (camp site) - Kedougou, km 0-2. Gallery forest with Anogeissus. |
| Coordinates | 13° 4' N 12° 43' W |
| Minimum elevation (m) | 100 |
| Maximum elevation (m) | 100 |
| Start date | 1995/11/12 |
| End date | 1995/11/12 |
| Family | Poaceae |
| Identification | Vetiveria nigritana (Benth.)Stapf |
| Determined by | Laegaard, S. (AAU), 1996. |
| Identification qualifier | |
| Field notes | Dense tuft. Open, moist grounds. |