Vientiane prov., Vang Vieng district, close vicinities of Vang Vien town, Phu Ngeum Mt., secondary degraded evergreen forest on steep rocky slopes and cliffs composed with karstic highly eroded marble-like limestone at elevation at 350-500 m a.s.l. Creeping epiphyte on mossy gnarled tree on mountain top. Flower buds dark brown. Occasional.
13 December 2015, L.Averyanov, T.Maisak, M.Nuraliev, N.Vislobokov, AL 203a.
Record creation: 2020-05-19, Аверьянов Леонид ВладимировичCitation: Specimen LE 01073185 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01073185