| Collector | Maxwell, J.F. |
| Number | 76-602 |
| Collected with | |
| Country | Thailand |
| Subpart | Eastern |
| County | |
| Locality | Dongrak Range, near Chong Bat Lak, Kataralak Dist. Mostly open thickets and margins of the evergreen forest along trails |
| Coordinates | 14° 30' N 104° 0' E |
| Minimum elevation (m) | 450 |
| Maximum elevation (m) | 450 |
| Start date | 1976/08/21 |
| End date | 1976/08/21 |
| Family | Rubiaceae |
| Identification | Hedyotis corymbiformis Geddes |
| Determined by | |
| Identification qualifier | |
| Field notes | Tree 5 m, DBH 8 cm. Inflor. axes and calyx grey-green, corolla white; leaves green above, light green below |
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