Hanoi Capital Region, Ba Vi National Park, old humid secondary evergreen broad-leaved forest on very steep mountain slopes composed by granite and shale at elevation of 700-850 m a.s.l. Herbaceous vine to 2 m long in rather open place. Flowers bright yellow. Common.
09 May 2025, Cuong Huu Nguyen, Son Van Le, Ha Van Dang, Ly Van Nguyen, L. Averyanov, T. Maisak, AL4198 (NHC009).
Record creation: 2025-06-13, Аверьянов Леонид ВладимировичCitation: Specimen LE 01255995 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01255995