Hanoi City Area, Ba Vi District, southern prat of Ba Vi National Park, Ba Vi Mountain Range. Primary and old secondary broad-leaved evergreen forest on steep slopes composed with solid shaly limestone at elevation 900–950 m a.s.l. Terrestrial herb to 1.5 m tall on steep rocky slope in wet place, flowers yellow, median tepal yellow to yellow orange. Very common.
12 November 2022, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, T. Maisak, AL 1625.
Record creation: 2023-01-31, Tatiana Maisak, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01170179 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01170179