Ha Giang prov., Quan Ba distr., Tung Vai commune, Thung Pang village, around point 23º04ʹ28.9ʺN 104º55ʹ32.0ʺE, steep rocky slope to large deep cave composed with highly eroded marble-like white limestone at elevation 900–1000 m a.s.l. Secondary evergreen broad-leaved very humid forest with bamboo. Erect terrestrial and lithophytic herb on rocky stream slope. Leaves dark purple below. Inflorescences pale pinkish. Not rare. 17 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 954.
Coordinates (geographic position):23° 4′ 28.9″ N, 104° 55′ 32″ E ±1000 mComment:
Record creation: 2019-05-03, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01054142 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01054142