Native to:
Albania,
Algeria,
Austria,
Baleares,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Central European Russia,
Corse,
Cyprus,
Czechoslovakia,
Denmark,
East Aegean Is.,
East European Russia,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
Iraq,
Ireland,
Italy,
Kriti,
Krym,
Lebanon-Syria,
Libya,
Morocco,
Netherlands,
North Caucasus,
Norway,
Palestine,
Poland,
Portugal,
Romania,
Sardegna,
Sicilia,
Sinai,
Spain,
Sweden,
Switzerland,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Ukraine,
Yugoslavia
Introduced into:
Argentina South,
British Columbia,
California,
Cape Provinces,
Colorado,
Connecticut,
Delaware,
Free State,
Illinois,
Indiana,
Kentucky,
Madeira,
Maine,
Maryland,
Massachusetts,
Michigan,
Minnesota,
New Brunswick,
New Hampshire,
New Jersey,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Nova Scotia,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Prince Edward I.,
Queensland,
Québec,
Rhode I.,
South Australia,
Tasmania,
Vermont,
Victoria,
Washington,
Wisconsin