Nghe An Prov., Ky Son Distr., Na Ngoi Municipality, north-eastern slopes of Phu Xai Lai Leng mountain system. Primary very humid broad-leaved forest with Cunninghamia konishii as emergent on steep mountain slopes composed of gray shale at elevation 2100-2200 m a.s.l. around point 19°13′52.9″N 104°05′30.5″E. Terrestrial achlorophyllous herb with dark brown to almost black stems in shady place. Rare. 27 October 2013 CPC 6387 Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, L.M.Tuan, N.A.Trang, L.H.Dan
Coordinates (geographic position):19° 13′ 52.9″ N, 104° 5′ 30.5″ E ±1000 mRecord creation: 2020-12-24, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01076049 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01076049