Asia-Temperate Caucasus North Caucasus Transcaucasus Introduced into Australasia Australia Tasmania New Zealand New Zealand North New Zealand South Europe Eastern Europe Central European Russia Ukraine Middle Europe Austria Belgium Czechoslovakia Germany Hungary Netherlands Poland Switzerland Northern Europe Denmark Finland Føroyar Great Britain Iceland Ireland Norway Sweden Southeastern Europe Bulgaria Italy Romania Southwestern Europe France Northern America Eastern Canada New Brunswick Newfoundland Ontario Québec North-Central U.S.A. Illinois Northeastern U.S.A. Connecticut Maine Masachusettes Michigan New Hampshire New York Pennsylvania Vermont Northwestern U.S.A. Oregon Washington Southeastern U.S.A. Maryland North Carolina Western Canada British Columbia Southern America Southern South America Argentina South

Asia-Temperate Caucasus North Caucasus Transcaucasus Introduced into Australasia Australia Tasmania New Zealand New Zealand North New Zealand South Europe Eastern Europe Central European Russia Ukraine Middle Europe Austria Belgium Czechoslovakia Germany Hungary Netherlands Poland Switzerland Northern Europe Denmark Finland Føroyar Great Britain Iceland Ireland Norway Sweden Southeastern Europe Bulgaria Italy Romania Southwestern Europe France Northern America Eastern Canada New Brunswick Newfoundland Ontario Québec North-Central U.S.A. Illinois Northeastern U.S.A. Connecticut Maine Masachusettes Michigan New Hampshire New York Pennsylvania Vermont Northwestern U.S.A. Oregon Washington Southeastern U.S.A. Maryland North Carolina Western Canada British Columbia Southern America Southern South America Argentina South