| Collector | Vormisto, J. |
| Number | 335 |
| Collected with | V.Vargas |
| Country | Peru |
| Subpart | Loreto |
| County | |
| Locality | Maynas. Rio Yaguasyacu. Ca. 3,5 km to N-NW of the village Puerto Izango. Unflooded primary rain forest on loamy soil, on a hill |
| Coordinates | 3° 16' S 72° 0' W |
| Minimum elevation (m) | 100 |
| Maximum elevation (m) | 150 |
| Start date | 1997/05/15 |
| End date | 1997/05/15 |
| Family | Arecaceae |
| Identification | Bactris major var. infesta (Mart.)Drude |
| Determined by | |
| Identification qualifier | |
| Field notes | Cespitose. Spines in stems brown, 5 cm long. Height 150 cm |
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