| Collector | Balslev, H. |
| Number | 10560 |
| Collected with | Madsen, E. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Road Baeza - Lago Agrio, 18 km from Baeza (Puente Sardinas Grandes). Montane forest and secondary forest. |
| Coordinates | 0° 22' S 77° 49' W |
| Minimum elevation (m) | 1650 |
| Maximum elevation (m) | 1700 |
| Start date | 1976/11/02 |
| End date | 1976/11/02 |
| Family | Polygonaceae |
| Identification | Polygonum persicarioides H.B.K. |
| Determined by | |
| Identification qualifier | |
| Field notes | Weed in adjacent grain fields. Flowers white. |
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