| Collector | Korning, J. |
| Number | 47138 |
| Collected with | Thomsen, K. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Añangu, NW corner of the "Parque Nacional Yasuní". Undisturbed rain forest in the area of the terra firma SEF-line. |
| Coordinates | 0° 32' S 76° 22' W |
| Minimum elevation (m) | 300 |
| Maximum elevation (m) | 300 |
| Start date | 1983/10/01 |
| End date | 1983/10/30 |
| Family | Acanthaceae |
| Identification | Ruellia lasiostachya Leonard |
| Determined by | D. Wasshausen, 1987 |
| Identification qualifier | |
| Field notes | Flowers light blue to white. |
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