| Collector | Madsen, J. E. |
| Number | 4403 |
| Collected with | F. Ervik, K. Bernth & N. T. Svendsen |
| Country | Senegal |
| Subpart | KEDOUGOU |
| County | |
| Locality | Road Ségou - Kedougou (newly repaired rd., turning left just outside Ségou), km 6-8. Stream on hard laterite formations. Vegetation poorly developed and partly aquatic. |
| Coordinates | 12° 28' N 12° 20' W |
| Minimum elevation (m) | 150 |
| Maximum elevation (m) | 150 |
| Start date | 1995/10/21 |
| End date | 1995/10/21 |
| Family | Cyperaceae |
| Identification | Cyperus prieurianus (Steud.)T.Koyama |
| Determined by | K. Bauters |
| Identification qualifier | |
| Field notes | |