| Collector | Kvist, L. P. |
| Number | 40319 |
| Collected with | Asanza, E. |
| Country | Ecuador |
| Subpart | ESMERALDAS |
| County | |
| Locality | Río Cayapa, Zapallo Grande. From the bank of the river in front of the village, a trail was followed 6 km into the forest. Gradually farmland and secondary forest was replaced with primary forest. Irregular topography. Many epiphytes and lianas. |
| Coordinates | 0° 48' N 78° 54' W |
| Minimum elevation (m) | 100 |
| Maximum elevation (m) | 100 |
| Start date | 1982/06/25 |
| End date | 1982/06/25 |
| Family | Commelinaceae |
| Identification | Geogenanthus rhizanthus (Ule)Brückn. |
| Determined by | D.R. Hunt |
| Identification qualifier | |
| Field notes | Herb, 60 cm tall. Stamens violet. Nom. Vern.: Losena (Cayapa); Use: For eczema ("sarna"). Prep.: The leaves are macerated and rubbed on the skin of the face and the arms. |