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. Flowers light lilac, lip with keel densely hairy with short white hairs. Common.
12 November 2022, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, T. Maisak, AL 1627.
Record creation: 2023-01-13, Galina Savich, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01169928 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01169928