| Collector | Kvist, L. P. |
| Number | 40577 |
| Collected with | |
| Country | Ecuador |
| Subpart | ESMERALDAS |
| County | |
| Locality | Río Cayapa, Zapallo Grande. With canoe the river was followed 5 km. downstream from the village. The collections were done on the riverbank and around houses. |
| Coordinates | 0° 49' N 78° 57' W |
| Minimum elevation (m) | 100 |
| Maximum elevation (m) | 100 |
| Start date | 1982/06/30 |
| End date | 1982/06/30 |
| Family | Oxalidaceae |
| Identification | Biophytum dendroides (H.B.K.)D.C. |
| Determined by | |
| Identification qualifier | |
| Field notes | Sterile herb on river bank. Very rare. Nom. Vern.: Benemo tape (Cayapa); Use: The plant is very poisonous; only a little of it taken oraly is deadly. It has probably been used for killing people in former times. |