| Collector | La-ongsri, W. |
| Number | 5566 |
| Collected with | P. Panyachan, P. Tatiya, S. Satata & S. Wongwan |
| Country | Thailand |
| Subpart | Kanchanaburi |
| County | |
| Locality | Si Sawat District, Chaloem Rattanakosin National Park, Trail to Than Ngoen waterfall |
| Coordinates | 14° 39' 25.67'' N 99° 17' 41.91'' E |
| Minimum elevation (m) | 387 |
| Maximum elevation (m) | 387 |
| Start date | 2018/03/28 |
| End date | 2018/03/28 |
| Family | Annonaceae |
| Identification | Polyalthia suberosa (Roxb.) Thwaites |
| Determined by | |
| Identification qualifier | |
| Field notes | Small tree 3 m high in semi-evergreen forest. Flower yellow. |
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