| Collector | Lawesson, J. E. |
| Number | 39781 |
| Collected with | Laessoe, T. & Jorgensen, P. M. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Communa San Isla, Río Napo, about 3 km east of Añangu. Disturbed tropical rain forest, mainly igapó. Especially many palms along Río Garza Coche. |
| Coordinates | 0° 29' S 76° 21' W |
| Minimum elevation (m) | 260 |
| Maximum elevation (m) | 260 |
| Start date | 1983/07/08 |
| End date | 1983/07/09 |
| Family | Araceae |
| Identification | Xanthosoma viviparum Madison |
| Determined by | T. Croat, 1985 |
| Identification qualifier | |
| Field notes | Herb. Seeds white. White latex. Local name: "Yuturi mandi", "yuturi" meaning "conga" ants. The latex is used against bites of the conga ant, a rather big ant. The pain, that normally last 24 hours, should disappear. |