Campanula aibgica (Campanulaceae)-a new species from vicinity of Sochi

The description of Campanula aibgica from basalt rocks of northern slope of Aibga Ridge (Sochi Na-tional Park, Krasnodar Territory) is presented. The species belongs to subgenus Campanula, sect. Cordifoliae (Fomin) Charadze. Apparently, it is close to sympatric Colchian taxa C. dzyschrica Kolak., C. kolakovskyi Charadze, C. collina Sims subsp. sphaerocarpa (Kolak.) Ogan., however, it differs exactly from them in morphology and ecology. It differs radically from other species of the section Cordifoliae in habitus and ecology. New species is narrow northern Colchis endemic, which developed under the periglacial conditions of the basalt rocks on northern slope of Aibga Ridge.