Thua Thien – Hue Prov., Nam Dong Distr., Thuong Lo Municipality, along Cha Mang stream, around point 16°07′58″N 107°44′46″E. Primary evergreen broad-leaved lowland forest on very steep hill slopes and along ridge composed with stratified shale and sandstone at elev. about 400-450 m a.s.l. Terrestrial fern along ridge. Very common. HAL 10990 7 Apr. 2007. Coll.: L.Averyanov, Phan Ke Loc, A.Averyanova, N.D.Phuong, L.V.Hung.
Coordinates (geographic position):16° 7′ 58″ N, 107° 44′ 46″ E ±1000 mRecord creation: 2022-01-18, Galina Savich, PhotoScan D2Citation: Specimen LE 01167226 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01167226