Houphan Prov., Viengxay Distr., Xieng Luong village, around point 20°22'06.1''N 104°17'18.6''E.
Primary and secondary broad-leaved evergreen dry forest on very steep rocky slopes of highly eroded mountains composed by solid marble-like limestone at elev. 600-700 m a.s.l.
Clustering lithophyte and occasionally epiphyte on open rocky mossy mountain top. Flowers white to light yellowish, tepals with purple-brown stripes, lip purple-violet. Very common. Locally abundant.
Record creation: 2020-12-05, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01088239 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01088239