Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ13.4ʺN 104º51ʹ48.8ʺE, at elevation 1050-1150 m a.s.l., steep slopes of stream valley composed with eroded stratified highly eroded limestone. Primary evergreen broad-leaved very humid forest. Lithophytic creeping herb on shady mossy cliff. Flowers light brownish. Rare.
21 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 515.
Coordinates (geographic position):23° 3′ 13.4″ N, 104° 51′ 48.8″ E ±1000 mComment:
Record creation: 2019-03-16, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01050392 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01050392