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. Very common. 24 October 2013 CPC 6157 Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, L.M.Tuan, N.A.Trang, L.H.Dan
Coordinates (geographic position):19° 11′ 58.2″ N, 104° 11′ 38.6″ E ±1000 mRecord creation: 2019-11-12, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01059816 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01059816