Nghe An Prov., Ky Son Distr., Na Ngoi Municipality, eastern slopes of Phu Xai Lai Leng Mountain. Primary very humid broad-leaved forest on steep mountain slopes composed of sandstone and gray shale at elevation 2000-2300 m a.s.l. around point 19°11’58.2’’N 104°11’38.6’’E. Terrestrial herb on steep slope. Fruits black-green. Common.
Record creation: 2021-11-12, Leonid Averyanov, PhotoScan D2Citation: Specimen LE 01122763 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01122763