| Collector | Larsen, K. |
| Number | 43667 |
| Collected with | S. S. Larsen, C. Niyomdham, P. Sirirugsa, D. D. Tirvengadum, C. T. Norgaard |
| Country | Thailand |
| Subpart | NAN |
| County | |
| Locality | Km 40 - 57 W of Nan along road to Phayao |
| Coordinates | 18° 50' N 100° 25' E |
| Minimum elevation (m) | 700 |
| Maximum elevation (m) | 700 |
| Start date | 1992/07/27 |
| End date | 1992/07/27 |
| Family | Convolvulaceae |
| Identification | Evolvulus nummularius (L.)L. |
| Determined by | Staples, G. (BISH), 2003. |
| Identification qualifier | |
| Field notes | On open soil along wayside |
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