| Collector | Nabe-Nielsen, J. |
| Number | 621 |
| Collected with | Jan Peter Feil |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | The Yasuní National Park, terra firme forest. |
| Coordinates | 0° 40' S 76° 23' W |
| Minimum elevation (m) | 210 |
| Maximum elevation (m) | 270 |
| Start date | 1997/02/21 |
| End date | 1997/03/14 |
| Family | Menispermaceae |
| Identification | Sciadotenia toxifera Krukoff & A.C.Smith |
| Determined by | Ortiz-Gentry, R. (MO), 1997. |
| Identification qualifier | |
| Field notes | Yasuní, between station and lagunas, near Rio Tiputini. Sun exposed liana. Yellow fruits, probably darkening when ripe. |