| Collector | Nielsen, I.C. |
| Number | 1937 |
| Collected with | Somran Suddee; N. Hemrath & J. Rithipheth |
| Country | Thailand |
| Subpart | Phetchbury |
| County | |
| Locality | Kaeng Krachang National Park; Ban Krang Camp |
| Coordinates | 12° 55' N 99° 45' E |
| Minimum elevation (m) | 200 |
| Maximum elevation (m) | 200 |
| Start date | 2004/08/25 |
| End date | 2004/08/25 |
| Family | Convolvulaceae |
| Identification | Argyreia variabilis Traiperm & Staples |
| Determined by | G. Staples |
| Identification qualifier | |
| Field notes | Hill evergreen forest on lateric soil. Subshrub, 3 m tall; flowers dark purple |
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