| Collector | Holm-Nielsen, L. B. |
| Number | 20714 |
| Collected with | |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | NW slope of Antisana, Lago Mauca-Machay. Windswept high plain with extended swampy areas. |
| Coordinates | 0° 27' S 78° 10' W |
| Minimum elevation (m) | 4350 |
| Maximum elevation (m) | 4350 |
| Start date | 1979/11/02 |
| End date | 1979/11/02 |
| Family | Valerianaceae |
| Identification | Valeriana rigida Ruiz & Pavon |
| Determined by | B. Eriksen, 1989 (AAU) |
| Identification qualifier | |
| Field notes | Forming a cushion of 10-15 individual rosettes. Flowers white. |