Ha Giang Prov., Quan Ba Distr., Tung Vai Commune, Thang Village, around point 23.05349ºN 104.86446ºE, steep rocky slopes of river valley composed with eroded limestone mixed with sandstone at elevation 1000–1100 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest along river. Epiphyte with hanging stems to 2 m long on old mossy trees along river. Flowers white to light yellowish, tepal apices purple. Not common.
7 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1431.
Coordinates (geographic position):23° 3′ 12.56″ N, 104° 51′ 52.06″ E ±1000 mComment:
Record creation: 2020-01-05, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01066790 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01066790