Thua Thien - Hue Prov., A Luoi Distr., Huong Nguyen municipality, around point 16°06'04"N 107°27'55"E. Pristine primary broadleaved and mixed (with Dacrycarpus imbricatus) evergreen forest along mountain ridge composed with shale at elev. about 1000-1100 m a.s.l. Terrestrial herb in shady place. Inflorescence and flower buds dark violet. Rare. CPC 3159 13 May 2011. Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.
Coordinates (geographic position):16° 6′ 4″ N, 107° 27′ 55″ E ±1000 mRecord creation: 2019-02-22, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01049863 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049863