| Collector | Lojtnant, B. |
| Number | 15544B |
| Collected with | Molau, U. |
| Country | Ecuador |
| Subpart | TUNGURAHUA |
| County | |
| Locality | Ambato - Riobamba road, km 8-12 S of Mocha. Grass roadside with scattered shrubs. |
| Coordinates | 1° 28' S 78° 40' W |
| Minimum elevation (m) | 3400 |
| Maximum elevation (m) | 3500 |
| Start date | 1979/07/05 |
| End date | 1979/07/05 |
| Family | Lycopodiaceae |
| Identification | Huperzia tetragona (Hook. & Grev.)Trevis. |
| Determined by | Ollgaard, B. (AAU), 1994. |
| Identification qualifier | |
| Field notes | Leaves dark green, more or less reddish along the margins. Common. |