Dak Nong Province, Dak Song District, Quang Son Commune, Nam Nung Nature Reserve, primary dry evergreen broad-leaved forest on basalt and lava rocks at elevation of about 800-900 m a.s.l. around the point 12º10’N 107º46’E. Woody vine to 10 m long among open shrubs on exposed stream rocks. Flowers yellowish. Not common.
30 March 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Tran Thi Thuy Nhan, Nguyen Quoc Bao, T. Maisak, АL4643.
Record creation: 2026-05-20, Аверьянов Леонид ВладимировичCitation: Specimen LE 01360079 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01360079