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-brown rocky soils at elevation about 200 m a.s.l. Terrestrial tuberiferous ephemeroid herb with erect stem to 25 cm tall on rocky slope of small dry streamlet. Very rare.
Coll. N.T.Hiep, Averyanov L., P.K.Loc et al., HLF 7407b 27 March 2008 (holotype)
Fl. et coll. in Komarov Bot. Inst. horto at 20 Nov. 2009. Flowers odorless, sepals light green, petals and lip white.
Coordinates (geographic position):13° 4′ 13″ N, 107° 37′ 57″ E ±1000 mRecord creation: 2020-09-12, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01068269 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01068269