Native to:
Afghanistan,
Albania,
Algeria,
Austria,
Azores,
Baleares,
Baltic States,
Bangladesh,
Belarus,
Belgium,
Bulgaria,
Canary Is.,
Cape Verde,
Central European Russia,
Chad,
Corse,
Cyprus,
Czechoslovakia,
Djibouti,
East Aegean Is.,
Egypt,
Eritrea,
Ethiopia,
France,
Germany,
Greece,
Gulf States,
Hungary,
India,
Iran,
Iraq,
Italy,
Kirgizstan,
Kriti,
Krym,
Kuwait,
Lebanon-Syria,
Libya,
Madeira,
Morocco,
Nepal,
Netherlands,
North Caucasus,
Oman,
Pakistan,
Palestine,
Panamá,
Poland,
Portugal,
Romania,
Sardegna,
Saudi Arabia,
Sicilia,
Sinai,
Socotra,
Somalia,
Spain,
Sri Lanka,
Sudan,
Switzerland,
Tadzhikistan,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Ukraine,
Uzbekistan,
West Himalaya,
Western Sahara,
Yemen,
Yugoslavia
Introduced into:
Alabama,
Angola,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Arkansas,
Aruba,
Ascension,
Bahamas,
Bermuda,
Bolivia,
Botswana,
Brazil Northeast,
Brazil Southeast,
Brazil West-Central,
British Columbia,
California,
Cape Provinces,
Chatham Is.,
Chile Central,
Chile North,
Chile South,
China South-Central,
Colombia,
Connecticut,
Cuba,
Delaware,
Denmark,
Desventurados Is.,
District of Columbia,
Dominican Republic,
Ecuador,
Finland,
Florida,
Free State,
Galápagos,
Georgia,
Great Britain,
Haiti,
Hawaii,
Honduras,
Illinois,
Indiana,
Ireland,
Jamaica,
Jawa,
Juan Fernández Is.,
Kentucky,
Kenya,
KwaZulu-Natal,
Leeward Is.,
Lesotho,
Louisiana,
Maine,
Maryland,
Massachusetts,
Mauritania,
Mauritius,
Mexico Northwest,
Mexico Southwest,
Michigan,
Missouri,
Namibia,
Netherlands Antilles,
Nevada,
New Brunswick,
New Caledonia,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Nicaragua,
Niger,
Norfolk Is.,
North Carolina,
Northern Provinces,
Northern Territory,
Norway,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Peru,
Puerto Rico,
Queensland,
Québec,
Rhode I.,
Rodrigues,
Rwanda,
Réunion,
Saskatchewan,
Senegal,
South Australia,
South Carolina,
St.Helena,
Swaziland,
Sweden,
Tanzania,
Tasmania,
Tennessee,
Texas,
Tristan da Cunha,
Turks-Caicos Is.,
Uruguay,
Utah,
Venezuela,
Venezuelan Antilles,
Vermont,
Victoria,
Virginia,
West Virginia,
Western Australia,
Wisconsin,
Zambia,
Zimbabwe