| Collector | Ollgaard, B. |
| Number | 10111 |
| Collected with | Balslev, H. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Road Quito - Baeza. At the telecommunication antenna north of the pass (Páramo de Guamaní). Cushion páramo, without bunch grasses. |
| Coordinates | 0° 17' S 78° 9' W |
| Minimum elevation (m) | 4260 |
| Maximum elevation (m) | 4260 |
| Start date | 1976/10/11 |
| End date | 1976/10/11 |
| Family | Poaceae |
| Identification | Calamagrostis guamanensis Escalona |
| Determined by | Laegaard, S. (AAU), 1996. |
| Identification qualifier | |
| Field notes | Forming loose tufts. |