Crocus biflorus subsp. nubigena SynonymySource: 2010: World Checklist of Selected Plant Families (2010), copyright © The Board of Trustees of the Royal Botanic Gardens, Kew.Crocus biflorus subsp. nubigena (Herb.) B. Mathew, Crocus: 82. 1982≡Crocus nubigena Herb. in Edwards's Bot. Reg. 29(Misc.): 81. 1843≡Crocus annulatus var. nubigena (Herb.) Herb. in J. Hort. Soc. London 2: 285. 1847≡Crocus biflorus var. nubigena (Herb.) Maw ex Boiss., Fl. Orient. 5: 112. 1882ContentDistribution Bibliography Distribution AE(G) Tu(A) Euro+Med: East Aegean islands (Greek East Aegean islands nativeA); Turkey (Turkey, Asiatic part nativeA) Bibliography A. Kew World Checklist of Selected Plant Families