Bac Kan Province, Ba Be District, central part of Ba Be National Park. Dray evergreen broad-leaved old secondary forest with domination of Burretiodendron hsienmu, Streblus asper and Arenga pinnata on crystalline highly eroded rocky limestone along Ba Be River at elevation about 250 m a.s.l. Lithophytic herb on shady cliff and big rocks in humid valley between limestone hills. Not common.
17 November 2022, Nguyen Huu Cuong, Cao Xuan Hai, L. Averyanov, T. Maisak, AL 1677a.
Record creation: 2022-12-15, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01123666 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01123666