| Collector | Barfod, A.S. |
| Number | 48018 |
| Collected with | Kvist, L. P. & Nissen, D. |
| Country | Ecuador |
| Subpart | ESMERALDAS |
| County | |
| Locality | Santa María, a mixed black and Cayapa Amerindian community along Río Cayapa. Pastures and disturbed vegetation. |
| Coordinates | 0° 55' N 78° 55' W |
| Minimum elevation (m) | 50 |
| Maximum elevation (m) | 50 |
| Start date | 1983/10/08 |
| End date | 1983/10/08 |
| Family | Gesneriaceae |
| Identification | Gasteranthus calcaratus subsp. oncocastrus (Hanst.)L.E.Skog & L.P. Kvist |
| Determined by | Kvist, L.P. (AAU), 1997. |
| Identification qualifier | |
| Field notes | Herb to shrub, 1-1.5 m. Petals reddish orange. Sepals white. Common. |