Vietnam, Thua Thien – Hue Prov., A Luoi Distr., A Roang Municipality, Tra Lenh Forestry Department station, around point 16°04'41''N, 107°29'06''E. Primary closed evergreen broad-leaved forest on very steep mountain slopes composed with shale, sandstone and granite at elevation 700-800 m a.s.l. Epiphyte on mossy trees along rocky stream valley. Flowers white, lip with reddish hypochile. Very common.
Record creation: 2020-05-29, Аверьянов Леонид ВладимировичCitation: Specimen LE 01073299 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01073299