| Collector | Madsen, J. E. |
| Number | 7528 |
| Collected with | Ralf Leimbeck & Carlos Rosales |
| Country | Ecuador |
| Subpart | ZAMORA-CHINCHIPE |
| County | |
| Locality | Rio Yacuambi in the vicinity of the village Conchay. Disturbed riparian vegetation. |
| Coordinates | 3° 52' S 78° 52' W |
| Minimum elevation (m) | 1000 |
| Maximum elevation (m) | 1000 |
| Start date | 2000/11/12 |
| End date | 2000/11/12 |
| Family | Poaceae |
| Identification | Panicum polygonatum Schrad. |
| Determined by | Laegaard, S. (AAU), 2003. |
| Identification qualifier | |
| Field notes | Forming loose, 80 cm high thickets on moist sand. |