| Collector | Gustafsson, M. H. G. |
| Number | 559 |
| Collected with | Finn Borchsenius & Philipp Trénel |
| Country | Ecuador |
| Subpart | MORONA-SANTIAGO |
| County | |
| Locality | 10 km from El Rosario on road to Santa Susana. Low, dense forest on sandy soil. |
| Coordinates | 2° 55' 3'' S 78° 21' 11'' W |
| Minimum elevation (m) | 1000 |
| Maximum elevation (m) | 1500 |
| Start date | 2004/01/09 |
| End date | 2004/01/09 |
| Family | Clusiaceae |
| Identification | Clusia hammeliana Pipoly |
| Determined by | |
| Identification qualifier | |
| Field notes | Climber with adventitious roots, c. 4 m tall. Latex yellow. Petals pale yellow. |