| Collector | Panyadee, P. |
| Number | 495 |
| Collected with | R. Kantasrila, W. Rujichaipimon, M. Tabut |
| Country | Thailand |
| Subpart | Phayao |
| County | |
| Locality | Road from Wat Pa Phu Min to Khanang village. Evergreen forest. Mae Lao Sub-District, Chiang Kham district |
| Coordinates | |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 0 |
| Start date | 2022/08/31 |
| End date | 2022/08/31 |
| Family | Apocynaceae |
| Identification | Amalocalyx microlobus Pierre ex Spire |
| Determined by | |
| Identification qualifier | |
| Field notes | Climber. Flower white with pink lib. Plant with latex. |