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Africa Macaronesia Azores Madeira Northern Africa Algeria Morocco Asia-Temperate Caucasus North Caucasus Transcaucasus Siberia Altay West Siberia Western Asia Afghanistan Iran Iraq Lebanon-Syria Palestine Turkey Europe Eastern Europe Baltic States Belarus Central European Russia East European Russia Krym North European Russia Northwest European Russia South European Russia Ukraine Middle Europe Austria Belgium Czechoslovakia Germany Hungary Netherlands Poland Switzerland Northern Europe Denmark Finland Great Britain Ireland Norway Sweden Southeastern Europe Albania Bulgaria Greece Italy Romania Sicilia Turkey-in-Europe Yugoslavia Southwestern Europe Baleares Corse France Portugal Sardegna Spain Introduced into Asia-Temperate Russian Far East Primorye Australasia Australia New South Wales Tasmania Victoria New Zealand New Zealand North Northern America Eastern Canada New Brunswick Newfoundland Nova Scotia Ontario Prince Edward I. Québec North-Central U.S.A. Illinois Iowa Kansas Minnesota Missouri Nebraska North Dakota Oklahoma South Dakota Wisconsin Northeastern U.S.A. Connecticut Indiana Maine Masachusettes Michigan New Hampshire New Jersey New York Ohio Pennsylvania Rhode I. Vermont West Virginia Northwestern U.S.A. Colorado Idaho Montana Oregon Washington Wyoming South-Central U.S.A. New Mexico Texas Southeastern U.S.A. Alabama Arkansas Delaware District of Columbia Georgia Kentucky Maryland Mississippi North Carolina South Carolina Tennessee Virginia Southwestern U.S.A. Arizona California Nevada Utah Western Canada Alberta British Columbia Manitoba Saskatchewan Southern America Brazil Brazil Northeast Bahia Brazil South Paraní Rio Grande do Sul Santa Catarina Southern South America Uruguay