Quang Binh Prov., Minh Hoa Distr., Thuong Hoa municipality, environs of Mo O O O village, around point 17°39’11.6”N 105°54’53”E. Primary broad-leaved closed forest on very steep rocky slope of remnant mountain composed with highly eroded solid crystalline limestone at elevation 400-500 m a.s.l. Epiphytic vine to 15 m long. Not common.
Record creation: 2026-02-24, Galina Savich, PhotoScan D2Citation: Specimen LE 01318815 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01318815