Northern Vietnam, Lao Cai Prov., Van Ban Distr., Khanh Yen Ha municipality, to the S of Na Nheo village (in the vicinity of point 21ш59'04''N, 104ш15'08''E). Primary closed broad-leaved evergreen wet submontane forest on steep granite and quartzite slopes of stream canyon at elev. 900-1150 m a.s.l. Woody (semi woody) vine about 10 m lg in open place. Common.
Record creation: 2026-02-26, Galina Savich, PhotoScan D2Citation: Specimen LE 01318924 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01318924