Bac Kan Province, Ba Be District, Ba Be National Park. Primary and old secondary evergreen broad-leaved forest on very steep rocky slopes composed by white crystalline marble-like highly eroded limestone around point 22º27’26’’N 105º36’12’E at elev. of 600-800 m a.s.l. Creeping, ascending and erect terrestrial herb to 0.5 m tall in shady rocky place. Locally very common.
30 October 2023, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2386.
Flowered in culture on 02 February 2026, L. Averyanov, T. Maisak, AL2386.
Record creation: 2026-02-02, Аверьянов Леонид ВладимировичCitation: Specimen LE 01203568 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01203568