| Collector | Madsen, J. E. |
| Number | 7810 |
| Collected with | Anja Byg, Carlos Rosales |
| Country | Ecuador |
| Subpart | LOJA |
| County | |
| Locality | From crossrd. Catacocha - Catamayo (at km 10), a few km S along gravel road. Dry roadside vegetation. |
| Coordinates | 4° 1' 49'' S 79° 35' 18'' W |
| Minimum elevation (m) | 2000 |
| Maximum elevation (m) | 2000 |
| Start date | 2001/05/01 |
| End date | 2001/05/01 |
| Family | Fabaceae |
| Identification | Vigna megatyla (Piper)A.Delgado |
| Determined by | Lewis, G.P. (K), 2004. |
| Identification qualifier | |
| Field notes | Vine, several meters long, much branches. Flowers dark violet-blue. In fence. |