| Collector | Lawesson, J. E. |
| Number | 44337 |
| Collected with | Thomas Laessoe & Peter Moller Jorgensen |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Río Lagarto Cocha. 2 hours upstream from Río Aguarico, black water inundated forest. Above Gamitana Cocha. |
| Coordinates | 0° 32' S 75° 15' W |
| Minimum elevation (m) | 190 |
| Maximum elevation (m) | 190 |
| Start date | 1983/06/13 |
| End date | 1983/06/13 |
| Family | Rutaceae |
| Identification | Zanthoxylum compactum (Huber ex B.de Albug.)Waterm. |
| Determined by | |
| Identification qualifier | |
| Field notes | Tree 12 m high. The trunk very spiny. Fruits green. Local name: "Casca Caspi", the wood is used for construction. |
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