| Collector | Lojtnant, B. |
| Number | 12469 |
| Collected with | Molau, U. & Madison, M. |
| Country | Ecuador |
| Subpart | CARCHI |
| County | |
| Locality | 2 km from Playón de San Francisco on road to J. Andrade. Disturbed cloud forest and wet pastures. |
| Coordinates | 0° 36' N 77° 38' W |
| Minimum elevation (m) | 3050 |
| Maximum elevation (m) | 3150 |
| Start date | 1979/04/14 |
| End date | 1979/04/14 |
| Family | Poaceae |
| Identification | Arthrostylidium ecuadorense Judziewicz & L. G. Clark |
| Determined by | Laegaard, S. (AAU), 1997. |
| Identification qualifier | |
| Field notes | Scandent. The stems to 6 m long, pendent in the outer part. |