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 900 m a.s.l. around the point 12º10’N 107º46’E. Erect lithophytic herb to 0.5 m tall among open stream rocks. Flowers light violet. Not common.
28 March 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Tran Thi Thuy Nhan, Nguyen Quoc Bao, T. Maisak, АL4607.
Record creation: 2023-08-05, Galina Savich, PhotoScan D2Citation: Specimen LE 01332165 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01332165