| Collector | Vormisto, J. |
| Number | 374 |
| Collected with | V. Vargas |
| Country | Peru |
| Subpart | |
| County | |
| Locality | Loreto, Maynas. Rio Yaguasyacu. Ca 4 km to NW of the village Puerto Izango. Unflooded primary rain forest on clay loam soil, undulating terrain with 20 m high hills |
| Coordinates | 3° 16' S 72° 1' W |
| Minimum elevation (m) | 100 |
| Maximum elevation (m) | 150 |
| Start date | 1997/05/19 |
| End date | 1997/05/19 |
| Family | Arecaceae |
| Identification | Oenocarpus mapora H.Karst. |
| Determined by | Vormisto, J. |
| Identification qualifier | |
| Field notes | Cespitose (4 stems), longest one 10 m. Pinnae 38 per side. Height 550 cm |
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