Plant obtained from local collectors in Son La Province, Quan Chou District, limestone forest at elevation of 700-800 m a.s.l.
July 2025, Nguyen Van Canh, AL4582.
Record creation: 2026-07-09, Galina Savich, PhotoScan D2Citation: Specimen LE 01317917 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01317917