Vietnam, Ha Giang Prov., Yen Minh Distr, Lao Va Chai Municipality, vicinities of Chi Sang village around point 23º06’20’’N, 105º04’25’’E at elevation about 1450 m a.s.l.
Primary mossy coniferous forest with Tsuga sinensis on tops of high rocky ridge composed with highly eroded marble-like limestone.
Shrublet up to 2 m tall along rocky mossy ridge edge. Not common.
Record creation: 2021-11-11, Leonid Averyanov, PhotoScan D2Citation: Specimen LE 01122626 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01122626