| Collector | Holm-Nielsen, L. B. |
| Number | 17476 |
| Collected with | Jaramillo, J. & Vries, T. de |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | E side of Cerro Sumaco. Quebrada vegetation, dominated by thick layers of mosses on the vertical slopes. |
| Coordinates | 0° 34' S 77° 43' W |
| Minimum elevation (m) | 3750 |
| Maximum elevation (m) | 3750 |
| Start date | 1979/04/30 |
| End date | 1979/04/30 |
| Family | Lycopodiaceae |
| Identification | Huperzia hystrix (Herter)Holub |
| Determined by | Ollgaard, B. (AAU), 1994. |
| Identification qualifier | |
| Field notes | |