Vietnam, Ha Giang Prov., Bac Me Distr., Phieng Luong Municipality, about 1.5 km to NE of Phieng Luong Municipality headquarter (22º39’29’’N, 105º19’35’’E). Secondary open shrubs along road on steep slopes at the base of ridges composed with solid highly eroded crystalline limestone and shale at elev. about 800-850 m a.s.l. Terrestrial herb on secondary short tall grassland. Flowers yellow. Very common.
Record creation: 2026-03-11, Galina Savich, PhotoScan D2Citation: Specimen LE 01317062 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01317062