| Collector | Larsen, B. B. |
| Number | 45001 |
| Collected with | Eriksen, B. |
| Country | Ecuador |
| Subpart | AZUAY |
| County | |
| Locality | Laguna Toreadora, Las Cajas. Semihumid paramo dominated by grass tussocks and cushion plants, mainly of the families Asteraceae, Apiaceae and Valerianaceae. Scattered shrubs and Puyas. Soil temp.: 8° C. |
| Coordinates | 2° 43' S 79° 12' W |
| Minimum elevation (m) | 3900 |
| Maximum elevation (m) | 3900 |
| Start date | 1983/09/09 |
| End date | 1983/09/10 |
| Family | Valerianaceae |
| Identification | Valeriana rigida Ruiz & Pavon |
| Determined by | B. Eriksen, 1989 (AAU) |
| Identification qualifier | |
| Field notes | Some plants with branched stems forming 1 - 20 shoots in dense cushions. Lower parts densely covered by old leaf bases. Two types of white flowers: Big male flowers, anthers exserted. Small female flowers, anthers included. |