| Collector | Kvist, L. P. |
| Number | 40280 |
| Collected with | Holm-Nielsen, L. B. |
| Country | Ecuador |
| Subpart | PICHINCHA |
| County | |
| Locality | Km. 37 on the road from Santa Domingo to Quevedo. Forest remnants on about 10 ha. left. Dominated by tall Ceiba, palms and Cecropia. |
| Coordinates | 0° 32' S 79° 25' W |
| Minimum elevation (m) | 100 |
| Maximum elevation (m) | 100 |
| Start date | 1982/06/11 |
| End date | 1982/06/11 |
| Family | Onagraceae |
| Identification | Ludwigia octovalvis (Jacq.)Raven |
| Determined by | E. Zardini (MO), 1992. |
| Identification qualifier | |
| Field notes | Petals slightly emerginate, 1.5 cm long, bright yellow. |
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