Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Bat Dai Son commune, Pai Chu Phin village, around point 23º07ʹ54.9ʺN 104º59ʹ24.1ʺE, 1000-1220 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved and coniferous (with Pseudotsuga sinensis) humid forest on steep rocky slopes near mountain tops. Creeping terrestrial herb on rocky mountain top. Flowers bright violet. Very common on mountain top. 16 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 258.
Record creation: 2019-07-30, Аверьянов Леонид ВладимировичCitation: Specimen LE 01058158 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01058158