N.Vietnam, Ha Tinh Prov., Huong Son Distr., Son Hong Municipality, around point 18º34'06''N, 105º11'40''E. Primary broad-leaved evergreen forest on steep mt slopes composed with granite along Khe Van stream at elev 400-450 m a.s.l. Creeping epiphytic vine. Not common.
Record creation: 2023-04-20, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01124141 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01124141