Native to:
Afghanistan,
Albania,
Algeria,
Austria,
Azores,
Baleares,
Belgium,
Bulgaria,
Canary Is.,
Cape Verde,
Chad,
Corse,
Cyprus,
Djibouti,
East Aegean Is.,
Egypt,
Eritrea,
Ethiopia,
France,
Greece,
Hungary,
India,
Iran,
Italy,
Kenya,
Kriti,
Krym,
Lebanon-Syria,
Libya,
Madeira,
Morocco,
Nepal,
Netherlands,
Oman,
Pakistan,
Palestine,
Portugal,
Romania,
Sardegna,
Saudi Arabia,
Selvagens,
Sicilia,
Sinai,
Socotra,
Somalia,
Spain,
Sudan,
Switzerland,
Tunisia,
Turkey,
Turkey-in-Europe,
Uganda,
Ukraine,
Yemen,
Yugoslavia
Introduced into:
Alaska,
Argentina Northeast,
Argentina Northwest,
Bolivia,
Brazil South,
Brazil Southeast,
British Columbia,
Burundi,
California,
Cape Provinces,
Central European Russia,
China Southeast,
Connecticut,
Czechoslovakia,
Denmark,
Ecuador,
Florida,
Germany,
Great Britain,
Haiti,
Hawaii,
Idaho,
Illinois,
Ireland,
Jamaica,
Kentucky,
KwaZulu-Natal,
Maine,
Malawi,
Mauritius,
Michigan,
New Caledonia,
New Jersey,
New York,
New Zealand North,
Norfolk Is.,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Poland,
Québec,
Rwanda,
Réunion,
Sweden,
Tanzania,
Utah,
Vietnam,
Virginia,
Washington,
West Himalaya,
Zaïre