| Collector | Balslev, H. |
| Number | 9866 |
| Collected with | Voradol Chamchumroom, Witsanu Saisorn, Pirada Sumanon & Suwat Suwanachat |
| Country | Thailand |
| Subpart | Mae Hong Son province |
| County | |
| Locality | Mae Hong Son district. Nam Tak Mae Surin National Park. Mae Sakud waterfall rangerstation. 11 km south of Mae Hong Son along #108, then 3+ km to the east. Along nature trail 2,5 km loop partly along creek on steep rocky slopes. |
| Coordinates | 19° 15' 17'' N 97° 59' 40'' E |
| Minimum elevation (m) | 409 |
| Maximum elevation (m) | 616 |
| Start date | 2019/07/15 |
| End date | 2019/07/15 |
| Family | Smilacaceae |
| Identification | Smilax ovalifolia Roxb. ex D.Don |
| Determined by | |
| Identification qualifier | |
| Field notes | Scandent shrub in light opening in the forest. |
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