Native to:
Albania,
Algeria,
Altay,
Austria,
Baleares,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Buryatiya,
Canary Is.,
Central European Rus,
Corse,
Cyprus,
Czechoslovakia,
Denmark,
East Aegean Is.,
East European Russia,
Egypt,
Eritrea,
Ethiopia,
Finland,
France,
Germany,
Greece,
Gulf States,
Hungary,
Iran,
Iraq,
Irkutsk,
Italy,
Kazakhstan,
Kirgizstan,
Krasnoyarsk,
Kriti,
Krym,
Kuwait,
Lebanon-Syria,
Libya,
Madeira,
Manchuria,
Morocco,
Netherlands,
North Caucasus,
North European Russi,
Northwest European R,
Norway,
Palestine,
Poland,
Portugal,
Qinghai,
Romania,
Sardegna,
Saudi Arabia,
Sicilia,
Socotra,
Somalia,
South European Russi,
Spain,
Sudan,
Sweden,
Switzerland,
Tibet,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Tuva,
Ukraine,
West Siberia,
Xinjiang,
Yakutskiya,
Yemen,
Yugoslavia
Introduced into:
Alabama,
Alaska,
Alberta,
Amur,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Bolivia,
Brazil South,
Brazil Southeast,
British Columbia,
California,
Cape Provinces,
Chile Central,
Chile North,
Chile South,
Colombia,
Connecticut,
Cuba,
Falkland Is.,
Florida,
Free State,
Galápagos,
Great Britain,
Greenland,
Guatemala,
Hawaii,
Iceland,
Illinois,
Ireland,
Juan Fernández Is.,
Kenya,
Khabarovsk,
KwaZulu-Natal,
Lesotho,
Maine,
Manitoba,
Massachusetts,
Mexico Northwest,
Michigan,
Missouri,
Namibia,
Nevada,
New Brunswick,
New Hampshire,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
Norfolk Is.,
Northern Provinces,
Nova Scotia,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Peru,
Primorye,
Prince Edward I.,
Queensland,
Québec,
Rhode I.,
Sakhalin,
Saskatchewan,
South Australia,
South Carolina,
South Georgia,
St.Helena,
Tanzania,
Tasmania,
Texas,
Uruguay,
Vermont,
Victoria,
Washington,
Western Australia,
Yukon