| Collector | Loc, P.K. |
| Number | CBL1654 |
| Collected with | P.H.Hoang, Averyanov L. |
| Country | Vietnam |
| Subpart | Cao Bang |
| County | |
| Locality | Distr. Ha Lang, municipality Thang Loi, vicinities of Lung Sam village |
| Coordinates | 22° 45' N 106° 42' E |
| Minimum elevation (m) | 500 |
| Maximum elevation (m) | 550 |
| Start date | 1999/04/23 |
| End date | 1999/04/23 |
| Family | Asclepiadaceae |
| Identification | Dischidia acuminata Costantin |
| Determined by | Tatyana Livshulz |
| Identification qualifier | |
| Field notes | Secondary wet evergreen broadleaved forest with remnants of primary elements on steep slopes and bluffs of karst remnant limestone ridge. Forb vine 2-3 m lg in open rocks. Flowers yellowish. Commonest lithophyte and epiphyte vine in the area. |
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