| Collector | Luteyn, J.L. |
| Number | 9397 |
| Collected with | |
| Country | Venezuela |
| Subpart | Amazonas |
| County | |
| Locality | Dpto. Rio Negro. Primary forest around heliport at base camp along the Rio Mawarinima, affluent of the Rio Baria |
| Coordinates | 0° 50' N 66° 10' W |
| Minimum elevation (m) | 120 |
| Maximum elevation (m) | 120 |
| Start date | 1984/02/05 |
| End date | 1984/02/05 |
| Family | Gesneriaceae |
| Identification | Nautilocalyx pallidus Sprague |
| Determined by | O. Kosovsky |
| Identification qualifier | |
| Field notes | Terrestrial, climbing, succulent herb. Bracts and calyx light green. Corolla white. Common |
|