FLORA OF LAOS
Fabaceae
Derris sp.?

Vientiane Prov., Vang Vieng Distr., Sum Sanuk village, around point 18°47′41.4”N 102°28′09.7”E.

Secondary open forest and open secondary shrubs on shale slopes along road at elev. about 250 m.

Woody vine to 15 m long. Flowers purple-violet with green. Not rare.

LA-VN 868 24 March 2013
Coll.: L.Averyanov, N.S.Khang, S.Lorphengsy