Ha Giang prov., Quan Ba distr., Tung Vai commune, Lung Kho village, around point 23º02ʹ55.0ʺN 104º56ʹ01.4ʺE, steep rocky slopes near hill top composed with stratified highly eroded limestone at elevation 900–980 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Terrestrial herb on shady rocky steep slope. Flowers white. Not common. 18 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 1004.
Coordinates (geographic position):23° 2′ 55″ N, 104° 56′ 1.4″ E ±1000 mComment:
Record creation: 2019-05-09, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049027 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049027