| Collector | Madsen, J. E. |
| Number | 2187 |
| Collected with | B. Sambou, D. Dione, A. Goudiaby & S. Traoré |
| Country | Senegal |
| Subpart | TAMBACOUNDA |
| County | |
| Locality | Parc National du Niokolo Koba. Simenti - Camp du Lion, km 6. |
| Coordinates | 13° 1' N 13° 16' W |
| Minimum elevation (m) | 40 |
| Maximum elevation (m) | 40 |
| Start date | 1993/10/02 |
| End date | 1993/10/02 |
| Family | Alismataceae |
| Identification | Caldesia oligococca (F. von Muell.) Buchen. |
| Determined by | J. E. Madsen (DAKAR), 1995 |
| Identification qualifier | |
| Field notes | Aquatic. Floating. |