Euphorbia procera SynonymySource: 2010: World Checklist of Selected Plant Families (2010), copyright © The Board of Trustees of the Royal Botanic Gardens, Kew.Euphorbia procera M. Bieb., Fl. Taur.-Caucas. 1: 378. 1808≡Tithymalus procerus (M. Bieb.) Klotzsch & Garcke, Fl. N. Mitt.-Deutschland, ed. 4: 291. 1858≡Euphorbia pilosa var. procera (M. Bieb.) Nyman, Consp. Fl. Eur.: 650. 1881≡Galarhoeus procerus (M. Bieb.) Prokh. in Trudy Kuibyshevsk. Bot. Sada 1: 33. 1941=Euphorbia caucasica Dubovik in Novosti Sist. Vyssh. Nizsh. Rast. 1976: 96. 1977 ["1976"]ContentDistribution Bibliography Distribution Rf(CS) Tcs Tu(A) Euro+Med: Russia (North Caucasus nativeA); South Caucasus nativeA; Turkey (Turkey, Asiatic part nativeA) Bibliography A. Kew World Checklist of Selected Plant Families