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Africa Macaronesia Canary Is. Northern Africa Algeria Morocco Asia-Temperate Arabian Peninsula Oman Saudi Arabia Caucasus North Caucasus Transcaucasus Middle Asia Kazakhstan Kirgizistan Tadzhikistan Turkmenistan Uzbekistan Western Asia Afghanistan Cyprus Iran Iraq Palestine Sinai Turkey Asia-Tropical Indian Subcontinent Nepal Pakistan West Himalaya 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 Norway Sweden Southeastern Europe Albania Bulgaria Greece Italy Romania Turkey-in-Europe Yugoslavia Southwestern Europe Corse France Portugal Sardegna Spain Introduced into Africa South Tropical Africa Zimbabwe Southern Africa Cape Provinces Free State KwaZulu-Natal Lesotho Northern Provinces Asia-Temperate Eastern Asia Japan Korea Asia-Tropical Indian Subcontinent East Himalaya India Australasia Australia Tasmania New Zealand New Zealand North Europe Northern Europe Finland Great Britain Ireland 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 Louisiana Maryland North Carolina South Carolina Tennessee Virginia Southwestern U.S.A. California Nevada Utah Subarctic America Alaska Northwest Territories Western Canada Alberta British Columbia Manitoba Saskatchewan Southern America Brazil Brazil South Caribbean Dominican Republic Haiti Central America Panamá Southern South America Argentina Northeast Argentina Northwest Argentina South Chile Central Western South America Bolivia