Bac Kan Province, Ba Be District, Cao Thuong Community, Ba Be National Park. Old secondary evergreen broad-leaved forest and scrub on very steep rocky slope composed by white crystalline marble-like highly eroded limestone above tall cliff around point 22º27’36’’N 105º39’18’E at elevation of about 300 m a.s.l. Epiphyte on rather open rocky slope. Not common.
25 April 2024, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, T. Maisak, AL2883A.
Flowered in culture on 01 July 2025, L. Averyanov, T. Maisak, AL2883A.
Record creation: 2025-07-01, Аверьянов Леонид ВладимировичCitation: Specimen LE 01203405 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01203405