| Collector | Middleton, D.J. |
| Number | 337 |
| Collected with | T. Boonthavikoon, S.J. davies, C. Hemrat & M.F. Newman |
| Country | Thailand |
| Subpart | Trang |
| County | |
| Locality | Amphoe Nayong, Khao Chong National Park. Trail from Botanic Garden Headquarters to Ton Yai. Lowland evergreen forest. |
| Coordinates | 7° 33' N 99° 47' E |
| Minimum elevation (m) | 80 |
| Maximum elevation (m) | 80 |
| Start date | 2000/07/09 |
| End date | 2000/07/09 |
| Family | Lamiaceae |
| Identification | Premna tomentosa Willd. |
| Determined by | Allan Paton |
| Identification qualifier | |
| Field notes | Tree 10 m tall, 10 cm dbh. Bark pale brown. Fruits green. |
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