| Collector | Holm-Nielsen, L. B. |
| Number | 3929 |
| Collected with | Jeppesen, S. & Lojtnant, B. & Ollgaard, B. |
| Country | Ecuador |
| Subpart | ZAMORA-CHINCHIPE |
| County | |
| Locality | Road Loja - Zamora, km 14. Mountain ridges with elfin forest and open bogs. |
| Coordinates | 4° 0' S 79° 9' W |
| Minimum elevation (m) | 2750 |
| Maximum elevation (m) | 2770 |
| Start date | 1973/04/19 |
| End date | 1973/04/20 |
| Family | Clethraceae |
| Identification | Clethra ovalifolia Turcz. |
| Determined by | Gustafsson, C. (GB), 1991. |
| Identification qualifier | |
| Field notes | Low shrub to 1 m tall. Flowers white. Mostly sterile. Loma vegetation. |