Vietnam, Dak Nong Prov., Dak Glong Distr., Dak Som Municipality, around point 11°53′06″N 107°55′15″E at elevation about 800 m a.s.l. in vicinities of Dak Som village. Remnants of old secondary broad-leaved evergreen dry forest on tops of hills composed with basalt. Terrestrial fern. Very common. HLF 5747 11 November 2005. Coll. L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh. Grant from Henry Luce Foundation.
Coordinates (geographic position):11° 53′ 6″ N, 107° 55′ 15″ E ±1000 mRecord creation: 2022-01-18, Galina Savich, PhotoScan D2Citation: Specimen LE 01167225 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01167225