Native to:
Afghanistan,
Albania,
Algeria,
Altay,
Austria,
Baleares,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Cape Provinces,
Central European Rus,
China North-Central,
Corse,
Cyprus,
Czechoslovakia,
Denmark,
East Aegean Is.,
East European Russia,
Egypt,
Eritrea,
Ethiopia,
Finland,
France,
Free State,
Germany,
Greece,
Gulf States,
Hainan,
Hungary,
Inner Mongolia,
Iran,
Iraq,
Italy,
Kazakhstan,
Kirgizstan,
Kriti,
Krym,
Lebanon-Syria,
Lesotho,
Libya,
Mongolia,
Morocco,
Namibia,
Nepal,
Netherlands,
North Caucasus,
North European Russi,
Northern Provinces,
Northwest European R,
Norway,
Pakistan,
Palestine,
Poland,
Portugal,
Qinghai,
Romania,
Sardegna,
Saudi Arabia,
Sicilia,
Sinai,
South European Russi,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Tibet,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Ukraine,
Uzbekistan,
West Himalaya,
Xinjiang,
Yemen,
Yugoslavia
Introduced into:
Alberta,
Amur,
Argentina Northeast,
Argentina South,
Bangladesh,
British Columbia,
California,
Cameroon,
Canary Is.,
Colorado,
Connecticut,
District of Columbia,
Føroyar,
Great Britain,
Idaho,
Illinois,
Iowa,
Ireland,
Madeira,
Magadan,
Maine,
Manitoba,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Montana,
New Brunswick,
New Hampshire,
New Jersey,
New York,
North Carolina,
North Dakota,
Nova Scotia,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Primorye,
Prince Edward I.,
Québec,
Rhode I.,
Sakhalin,
Saskatchewan,
South Dakota,
Tasmania,
Texas,
Utah,
Virginia,
Washington,
West Siberia,
Wisconsin,
Wyoming,
Yakutskiya