Vietnam, Nghe An Prov., Tuong Duong Distr., Tam Quang Municipality, Tung Huong village, along Khe Mat stream around point 19°03′26″N 104°37′22″E at elevation about 200 m a.s.l.
Lowland closed secondary evergreen forest on steep slopes along rocky stream valley composed with stratified solid shale and sandstone.
Terrestrial and lithophytic creeping herb along steep rocky shady stream slopes. Spathe yellowish with brown-purple tint, inflorescence light yellow to white. Locally very common.
HLF 6573 15 March 2007. Photo.
Coll. Averyanov L., P.K.Loc, N.V.Trai, N.T.Vinh, N.D.Phuong, Averyanova A. Grant from Henry Luce Foundation.