FLORA OF VIETNAM Plants of Yok Don NP and adjacent areas Orchidaceae
Eulophia chaunanthe Seidenf.
Vietnam, Dac Lac Prov., Buon Don Distr., Krong Na municipality, Yok Don national park, around point 13°04′13”N 107°37′57”E.
Open dry semi-deciduous Dipterocarpus forest and woodlands on thin ferralite gray to brown rocky soils at elevation about 200 m a.s.l.
Terrestrial ephemeroid tuberiferous herb with erect leafless stem to 30 cm tall. Flowers odorless, tepals chestnut-brown, lip yellow, side-lobes whitish with purple nerves, epichile brightly yellow, spur yellowish with brown-purple nerves. Very rare.
HLF 7403 27 March 2008 photo
Coll. N.T.Hiep, Averyanov L., P.K.Loc, N.T.Vinh, N.S.Khang, T.H.Thai, N.V.Trai Grant from Henry Luce Foundation.