Luang Prabang prov., Pon Xay distr., Nam Bo village, around point 19°57'23.5''N 102°26'16.4''E. Degraded primary evergreen and semideciduous forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 650-750 m a.s.l. Creeping epiphyte and lithophyte on mossy rocky mountain top. Common.
Record creation: 2026-03-01, Аверьянов Леонид ВладимировичCitation: Specimen LE 01203785 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01203785