| Collector | Madsen, J. E. |
| Number | 90 |
| Collected with | |
| Country | Burkina Faso |
| Subpart | BOBO-DIOULASSO |
| County | |
| Locality | Bala in the vicinity of Mare aux Hippotames. Ruderates around homesites. |
| Coordinates | 11° 30' N 4° 5' W |
| Minimum elevation (m) | 300 |
| Maximum elevation (m) | 300 |
| Start date | 1994/12/01 |
| End date | 1994/12/01 |
| Family | Acanthaceae |
| Identification | Nelsonia canescens (Lam.)Spreng. |
| Determined by | J. Boussim & P. Taita (OUAGA), 1995 |
| Identification qualifier | |
| Field notes | Prostrate herb. Flowers pink. On trambled soils in shadow. |