Bac Kan Province, Ba Be District, Nam Mau Commune, Nam Dai Village. Dry evergreen broad-leaved forest on steep rocky slopes composed by white to gray crystalline marble-like limestone around point 22º25’20’’N 105º35’03’E at elev. of about 650 m a.s.l. Terrestrial herb on steep shady rocky slope. Flower buds dull violet. Not common.
18 October 2023. Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2319.
Record creation: 2023-12-01, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01124431 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01124431