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Asia-Temperate Caucasus North Caucasus Transcaucasus Middle Asia Kazakhstan Tadzhikistan Siberia Altay West Siberia Western Asia Iran 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 Føroyar Great Britain Iceland Ireland Norway Sweden Southeastern Europe Albania Bulgaria Greece Italy Romania Turkey-in-Europe Yugoslavia Southwestern Europe Corse France Spain Introduced into Africa Southern Africa KwaZulu-Natal Northern Provinces Western Indian Ocean Réunion Antarctic Subantarctic Islands Tristan da Cunha Asia-Temperate Eastern Asia Japan Korea Russian Far East Primorye Sakhalin Siberia Krasnoyarsk Western Asia Sinai Asia-Tropical Indian Subcontinent Assam Bangladesh Pakistan West Himalaya Indo-China Laos Vietnam 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 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. 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. California Utah Subarctic America Alaska Yukon Western Canada Alberta British Columbia Manitoba Saskatchewan Southern America Brazil Brazil South Caribbean Cuba Dominican Republic Haiti Jamaica Central America Guatemala Northern South America Venezuela Southern South America Argentina Northeast Argentina Northwest Argentina South Chile Central Chile South Western South America Bolivia Colombia Ecuador Peru