Quang Nam Prov., Dai Loc Distr., Dai Hong municipality, environs of Dai Hong town around point 15°49'44"N 107°57'19"E. Remnants of primary and secondary dry broadleaved evergreen forest on rocky sandy uplifted plateau composed with eroded sandstone at elev. about 550 m a.s.l. Epiphyte on old trees in shady place. Flowers yellowish to light violet. Not rare. CPC 3574a 21 May 2011. Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.
Fl. under cultivation in June 2012.
Coordinates (geographic position):15° 49′ 44″ N, 107° 57′ 19″ E ±1000 mRecord creation: 2019-06-21, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01055516 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01055516