| Collector | Madsen, J. E. |
| Number | 63595 |
| Collected with | |
| Country | Ecuador |
| Subpart | GUAYAS |
| County | |
| Locality | Isla Puná. Path Campo Alegre-Agua Piedra, km 0-5. Xerophytic thickets and dry forest with seasonal ponds. |
| Coordinates | 2° 48' S 80° 8' W |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 0 |
| Start date | 1987/06/07 |
| End date | 1987/06/07 |
| Family | Nymphaeaceae |
| Identification | Nymphaea ampla (Salisb.)DC. |
| Determined by | Cornejo, X. (GUAY), 1999. |
| Identification qualifier | |
| Field notes | Petals white. Filaments yellow. Common name: Maravilla (source: E. Montero Ch., Puná Nueva). |