Native to:
Afghanistan,
Albania,
Algeria,
Austria,
Azores,
Baleares,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Canary Is.,
Cape Verde,
Central European Rus,
Corse,
Cyprus,
Czechoslovakia,
East Aegean Is.,
East European Russia,
Egypt,
France,
Germany,
Greece,
Hungary,
Iran,
Iraq,
Italy,
Kazakhstan,
Kriti,
Krym,
Lebanon-Syria,
Libya,
Madeira,
Morocco,
Netherlands,
North Caucasus,
Northwest European R,
Pakistan,
Palestine,
Poland,
Portugal,
Romania,
Sardegna,
Saudi Arabia,
Sicilia,
Sinai,
South European Russi,
Spain,
Switzerland,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Ukraine,
West Himalaya,
Yugoslavia
Introduced into:
Alabama,
Alaska,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Assam,
Bangladesh,
Bermuda,
Bolivia,
California,
Cape Provinces,
Chile Central,
Chile South,
Colorado,
Connecticut,
Cuba,
Denmark,
District of Columbia,
Dominican Republic,
East Himalaya,
Ecuador,
Ethiopia,
Finland,
Great Britain,
Haiti,
Honduras,
Idaho,
Illinois,
India,
Iowa,
Ireland,
Kentucky,
Korea,
Louisiana,
Maine,
Manitoba,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
Montana,
Nepal,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
Norfolk Is.,
North Carolina,
Norway,
Nova Scotia,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Québec,
Rhode I.,
Saskatchewan,
South Australia,
Sweden,
Taiwan,
Tasmania,
Texas,
Uruguay,
Utah,
Vermont,
Victoria,
Vietnam,
Virginia,
Washington,
West Virginia,
Western Australia,
Wisconsin