Vientiane prov., Kasi distr., between Pa Chao and Nam Ken villages, Pa Chao Mt., around point 19°19'50.6''N 102°21'20.5''E.
Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 1000-1100 m a.s.l.
Epiphyte on tall mossy tree on steep rocky slope. Common.
Record creation: 2021-02-03, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01089377 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01089377