| Collector | Gustafsson, M. H. G. |
| Number | 544 |
| Collected with | Elvira Cotton |
| Country | Peru |
| Subpart | AMAZONAS |
| County | |
| Locality | Marañón valley, on road to Lonya Grande 35 km from main road Bagua Grande-Chamaya. Very dry scrub with Croton and cacti. |
| Coordinates | 6° 2' S 78° 36' W |
| Minimum elevation (m) | 600 |
| Maximum elevation (m) | 600 |
| Start date | 2002/07/09 |
| End date | 2002/07/09 |
| Family | Clusiaceae |
| Identification | Clusia magnoliiflora M.H.G.Gust. |
| Determined by | M.H.G. Gustafsson |
| Identification qualifier | |
| Field notes | Tree 4 m. Latex yellow. Petals white. Synandrium white. Flowers fragrant. |
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