| Collector | Averyanov, L. |
| Number | CBL1091 |
| Collected with | N.Q. Binh, N.T. Hiep, P.K. Loc, N.X. Tam. |
| Country | Vietnam |
| Subpart | Cao Bang |
| County | |
| Locality | distr.Tra Linh, municipality Quang Vinh, about 16 km from Cao Bang town to the N. Remanents of primary evergreen broadleaved forest on alluvial valley between remnant limestone ridges. |
| Coordinates | 22° 48' N 106° 17' E |
| Minimum elevation (m) | 600 |
| Maximum elevation (m) | 600 |
| Start date | 1998/12/11 |
| End date | 1998/12/11 |
| Family | Commelinaceae |
| Identification | Tradescantia |
| Determined by | |
| Identification qualifier | |
| Field notes | Creeping epilite forb on open dry rocks. Leaves belw deep purple-violet. Very common. |
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