Bac Kan Province, Ba Be District, Ba Be National Park.
Evergreen broad-leaved old secondary forest with domination of Burretiodendron hsienmu, Streblus asper and Arenga pinnata on crystalline highly eroded rocky limestone near the boat station at elevation 250-300 m a.s.l.
Terrestrial herb to 1.5 m tall in open wet place on very steep rocky slope. Flowers light pale yellow. Occasional.
18 November 2022, Nguyen Huu Cuong, Cao Xuan Hai, L. Averyanov, T. Maisak, AL 1686.
Record creation: 2023-01-13, Galina Savich, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01169954 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01169954