| Collector | Gustafsson, M. H. G. |
| Number | 540 |
| Collected with | Elvira Cotton, James L. Luteyn, Isidoro Sánchez-Vega & Mario Zapata |
| Country | Peru |
| Subpart | SAN MARTIN |
| County | |
| Locality | Prov. Rioja. White sand forest at Aguas Verdes, ca. 60 km from Rioja on road to Pedro Ruiz Gallo. |
| Coordinates | 5° 41' S 77° 38' W |
| Minimum elevation (m) | 1200 |
| Maximum elevation (m) | 1200 |
| Start date | 2002/07/08 |
| End date | 2002/07/08 |
| Family | Clusiaceae |
| Identification | Clusia L. |
| Determined by | |
| Identification qualifier | |
| Field notes | Scandent shrub, 5 m. Latex white. Petals yellow. |
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