| Collector | Filskov, P. |
| Number | 37015 |
| Collected with | Sondergaard, M. & Gregersen, I. |
| Country | Ecuador |
| Subpart | PICHINCHA |
| County | |
| Locality | Nanegalito. Gardens and fields in the village. |
| Coordinates | 0° 8' N 78° 41' W |
| Minimum elevation (m) | 1400 |
| Maximum elevation (m) | 1400 |
| Start date | 1981/11/08 |
| End date | 1981/11/08 |
| Family | Polygonaceae |
| Identification | Rumex obtusifolius L. |
| Determined by | J. Brandbyge, 1988 |
| Identification qualifier | |
| Field notes | Leaf length up to 0.5 m. Local name: Lengua de Vaca. Use: Against stomach aches and toothache. Infusion is made with boiling water. |