| Collector | Madsen, J. E. |
| Number | 50113 |
| Collected with | |
| Country | Ecuador |
| Subpart | GUAYAS |
| County | |
| Locality | Road Salinas - Manglaralto, at crossroad Ayangue. Dry forest dominated by Pilosocereus tweedyanus. |
| Coordinates | 1° 59' S 80° 44' W |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 50 |
| Start date | 1984/01/27 |
| End date | 1984/01/27 |
| Family | Convolvulaceae |
| Identification | Ipomoea batatas (L.)Lam. |
| Determined by | Austin, D.F. (FAU), 1998. |
| Identification qualifier | |
| Field notes | Liana, climbing up through the vegetation. Flower light violet. |