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Asia-Temperate Caucasus North Caucasus Transcaucasus Western Asia East Aegean Is. Lebanon-Syria Turkey Europe Eastern Europe Baltic States Belarus Central European Russia East European Russia Krym South European Russia Ukraine Middle Europe Austria Belgium Czechoslovakia Germany Hungary Netherlands Poland Switzerland Southeastern Europe Albania Bulgaria Greece Italy Romania Sicilia Turkey-in-Europe Yugoslavia Southwestern Europe Baleares Corse France Portugal Sardegna Spain Introduced into Africa Macaronesia Madeira Northern Africa Algeria Morocco Antarctic Subantarctic Islands Tristan da Cunha Asia-Temperate China Manchuria Eastern Asia Japan Middle Asia Kazakhstan Kirgizistan Uzbekistan Russian Far East Primorye Siberia Altay Irkutsk West Siberia Western Asia Iran Asia-Tropical Indo-China Vietnam Australasia Australia Tasmania Europe Northern Europe Denmark Finland Great Britain Ireland Norway Sweden 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 Florida Georgia Kentucky Louisiana 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 Paraní Rio Grande do Sul Santa Catarina Minas Gerais Rio de Janeiro São Paulo Southern South America Argentina Northeast Argentina Northwest Argentina South Chile Central Chile South Uruguay Western South America Bolivia