| Collector | Madsen, J. E. |
| Number | 63830 |
| Collected with | |
| Country | Ecuador |
| Subpart | GUAYAS |
| County | |
| Locality | Isla Punà. Zapote to Estero de la Garto. Savanna with Prosopis, Caesalpinia and Cochlospermum. |
| Coordinates | 2° 43' S 79° 57' W |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 0 |
| Start date | 1987/08/04 |
| End date | 1987/08/04 |
| Family | Fabaceae |
| Identification | Neptunia prostrata (Lam.)Baill. |
| Determined by | |
| Identification qualifier | |
| Field notes | Emerging and floating in pond. Petals yellow. Filaments white. Anthers brown. |
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