| Collector | Staahl, B. |
| Number | 1859 |
| Collected with | Grignon, I., Navarrete, H. & Ollgaard, B. |
| Country | Ecuador |
| Subpart | PASTAZA |
| County | |
| Locality | Chapetón on Río Bobonaza, ca. 8 km ESE of Canelos, primary and secondary rain forest. |
| Coordinates | 1° 38' 77° 40' |
| Minimum elevation (m) | 400 |
| Maximum elevation (m) | 450 |
| Start date | 1995/11/02 |
| End date | 1995/11/05 |
| Family | Rubiaceae |
| Identification | Pentagonia |
| Determined by | |
| Identification qualifier | |
| Field notes | Unbranched treelet 3-5 m, stem 5-8 cm diam., leaves at summit of stem, bracts red, corolla greenish white, scentless. |
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