| Collector | Beusekom, C.F.v. |
| Number | 2780 |
| Collected with | Santisuk,T. |
| Country | Thailand |
| Subpart | Prachuap |
| County | |
| Locality | Khiri Khan Huai Yang Waterfall, S. of Prachuap. Low dry hills with low depauperate shrubby forest |
| Coordinates | 11° 40' N 99° 50' E |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 0 |
| Start date | 1970/02/11 |
| End date | 1970/02/11 |
| Family | Convolvulaceae |
| Identification | Argyreia osyrensis (Roth)Choisy |
| Determined by | Staples,G. |
| Identification qualifier | |
| Field notes | Climber in shrubbery forest. Plant greyish green. Frs red |
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