| Collector | Poulsen, A. D. |
| Number | 1231 |
| Collected with | R. Moran, H. Tuomisto & K. Ruokolainen. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Yasuni National Park, Estacíon Cientifica Yasuni, at Rio Tiputini and surroundings, wet forest. 13 km along the oil road from the Napo R. |
| Coordinates | 0° 40' 76° 24' |
| Minimum elevation (m) | 200 |
| Maximum elevation (m) | 200 |
| Start date | 1996/04/20 |
| End date | 1996/04/20 |
| Family | Gesneriaceae |
| Identification | Nautilocalyx |
| Determined by | ! L.P. Kvist, 1996. |
| Identification qualifier | |
| Field notes | "Terrestrial herb; long creeping, fleshy stem; lvs. dark green, pale green with yellow green veins below; calyx yellow green, corolla white with purple dots in throat." |
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