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Northern America Eastern Canada New Brunswick Ontario Québec Mexico Mexico Central Mexico Gulf Mexico Northeast Mexico Northwest Mexico Southwest North-Central U.S.A. Illinois Iowa Kansas Minnesota Missouri Nebraska Oklahoma 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. Oregon 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 Introduced into Africa Macaronesia Azores Canary Is. Cape Verde Madeira Northern Africa Algeria Morocco Tunisia Southern Africa Cape Provinces KwaZulu-Natal Lesotho Northern Provinces West Tropical Africa Liberia West-Central Tropical Africa Zaire Western Indian Ocean Mauritius Réunion Asia-Temperate Caucasus North Caucasus Transcaucasus China China North-Central China South-Central China Southeast Eastern Asia Japan Korea Middle Asia Uzbekistan Russian Far East Primorye Western Asia Afghanistan Cyprus East Aegean Is. Iran Lebanon-Syria Palestine Turkey Asia-Tropical Indian Subcontinent Nepal Indo-China Vietnam Australasia Australia New South Wales Queensland Europe Eastern Europe Krym Ukraine Middle Europe Austria Czechoslovakia Germany Hungary Netherlands Switzerland Southeastern Europe Albania Bulgaria Greece Italy Kriti Romania Sicilia Turkey-in-Europe Yugoslavia Southwestern Europe Baleares Corse France Portugal Sardegna Spain Southern America Caribbean Bermuda Southern South America Argentina Northeast Uruguay Western South America Bolivia