Son La Prov., Van Ho Distr., Xuan Nha Municipality, Muong An village, territory of Xuan Nha natural reserve. Remnants of primary and secondary broad-leaved evergreen dry forest on cliffs and on very steep slopes of remnant hill composed by highly eroded limestone at elevation 900-1000 m a.s.l. around point 20°44’50.1’’N 104°47’54.5’’E. Lithophytic fern on wet travertine deposits along high waterfall. Abundant.
Record creation: 2026-02-25, Аверьянов Леонид ВладимировичCitation: Specimen LE 01203629 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01203629