| Collector | Madsen, J. E. |
| Number | 3939 |
| Collected with | B. Sambou & S. Traoré |
| Country | Senegal |
| Subpart | TAMBACOUNDA |
| County | |
| Locality | Parc National du Niokolo Koba. Rd. Simenti - Dar Salam, km 16. Savannah woodlands. |
| Coordinates | 13° 7' N 14° 14' W |
| Minimum elevation (m) | 50 |
| Maximum elevation (m) | 50 |
| Start date | 1994/11/11 |
| End date | 1994/11/11 |
| Family | Fabaceae |
| Identification | Vigna ambacensis Bak. |
| Determined by | Aké Assi L., (DAKAR), 1995. |
| Identification qualifier | |
| Field notes | Vine in grass. Inflorescence often borne distantly from foliage. Flowers yellow. |
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