Northern Vietnam, Lao Cai Prov., Van Ban Distr., Khanh Yen Ha municipality, elevation from Na Nheo village to the SW from 680 to 1780 m a.s.l. (from point 21ø59'24''N, 104ø16'23''E to point 21ø58'11''N, 104ø14'02''E). Secondary evergreen open broad-leaved submontane forest with bamboo on steep granite and quartzite slopes at elev. 1300 m a.s.l. Terrestrial and lithophytic fern on vertical cliffs near the ridge top in shady place. Not common.
Record creation: 2026-02-27, Аверьянов Леонид ВладимировичCitation: Specimen LE 01203682 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01203682