Quang Ninh Province, Van Don District, Minh Chau Commune, Bai Tu Long National Park, Ba Mun protection sector|, Ba Mun Island, around point 21º04’33’’N 107º35’28’’E. Secondary broad-leaved evergreen forest with bamboo on rocky sandstone slopes at elevation 10–50 m a.s.l. Terrestrial herb in open rocky place along forest trail. Not common.
22 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4429 (NHC222).
Record creation: 2025-06-19, Аверьянов Леонид ВладимировичCitation: Specimen LE 01203382 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01203382