| Collector | Poulsen, A. D. |
| Number | 1212 |
| Collected with | R. Moran, H. Tuomisto & K. Ruokolainen. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Yasuni National Park, Estacíon Cientifica Yasuni, at Rio Tiputini and surroundings, wet forest. Valleybottom near Tiwacuna (plot 4). |
| Coordinates | 0° 40' 76° 24' |
| Minimum elevation (m) | 200 |
| Maximum elevation (m) | 200 |
| Start date | 1996/04/13 |
| End date | 1996/04/13 |
| Family | Poaceae |
| Identification | Piresia goeldii Swallen |
| Determined by | S. Laegaard (AAU), 1997. |
| Identification qualifier | |
| Field notes | "Terrestrial herb, erect in small tufts; lvs. mid green, pale green below; infl. trailing along the ground." |