| Collector | Iwatsuki, K. |
| Number | T-11072 |
| Collected with | N.Fukuoka, M.Hutoh & D.Chaiglom |
| Country | Thailand |
| Subpart | Northern |
| County | |
| Locality | Chiang Rai: higher elevation of Doi Tung. By path in grass field in rocky place |
| Coordinates | |
| Minimum elevation (m) | 1200 |
| Maximum elevation (m) | 1450 |
| Start date | 1967/09/25 |
| End date | 1967/09/25 |
| Family | Rubiaceae |
| Identification | Hedyotis tenelliflora Blume |
| Determined by | |
| Identification qualifier | |
| Field notes | Fls. white |
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