Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ00.4ʺN 104º52ʹ02.2ʺE, steep rocky slopes of river valley composed with eroded limestone at elevation 1000–1060 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Shrub 3 m tall on open wet rocks stream slope. Not rare. 19 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Quang Ngan, VR 1036.
Coordinates (geographic position):23° 3′ 0.4″ N, 104° 52′ 2.2″ E ±1000 mComment:
Record creation: 2019-05-09, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049116 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049116