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. Terrestrial herb to 1.5–2 m tall on open grassy rocky slope. Flowers light yellow. Occasional. 17 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 948.
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 01049754 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049754