| Collector | Madsen, J. E. |
| Number | 2964 |
| Collected with | B. Sambou & S. Traoré |
| Country | Senegal |
| Subpart | TAMBACOUNDA |
| County | |
| Locality | Parc National du Niokolo Koba. Passage Koba. Along the riverbed. |
| Coordinates | 13° 3' N 13° 10' W |
| Minimum elevation (m) | 30 |
| Maximum elevation (m) | 30 |
| Start date | 1993/12/17 |
| End date | 1993/12/17 |
| Family | Asclepiadaceae |
| Identification | Oxystelma bornouense R. Br. |
| Determined by | J. E. Madsen (DAKAR), 1995 |
| Identification qualifier | |
| Field notes | Vine, 2 m long. Sap white. Flowers white with purple throat. On rocks. |