| Collector | Averyanov, L. |
| Number | CBL65 |
| Collected with | N.Q. Binh, N.T. Hiep, P.K. Loc, N.X. Tam. |
| Country | Vietnam |
| Subpart | Cao Bang |
| County | |
| Locality | distr. Nguyen Binh, municipality Hguyen Binh, about 41 km to W from Cao Bang town. Elevation from Le A pass to Na Ni mt. Peak at 1400-1900 m alt. Old secondary closed evergreen wet mountain forest on soils developed on granite and shale rocks. |
| Coordinates | 22° 37' N 105° 52' E |
| Minimum elevation (m) | 1400 |
| Maximum elevation (m) | 1900 |
| Start date | 1998/11/11 |
| End date | 1998/11/12 |
| Family | Commelinaceae |
| Identification | Commelinaceae |
| Determined by | |
| Identification qualifier | |
| Field notes | Forb up to 1.5 m hg in shadow wet places. Not rare. |
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