Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’50’’ E102º14’18”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 750–820 m a.s.l. along small stream. Woody vine to 20 m long on steep mountain slope. Flowers green. Not common.
16 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1698.
Record creation: 2026-02-24, Galina Savich, PhotoScan D2Citation: Specimen LE 01318838 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01318838