Native to:
Albania,
Algeria,
Baleares,
Belgium,
Bulgaria,
Corse,
Czechoslovakia,
Denmark,
East Aegean Is.,
Egypt,
France,
Germany,
Great Britain,
Ireland,
Italy,
Libya,
Morocco,
Netherlands,
Portugal,
Sardegna,
Sicilia,
Spain,
Switzerland,
Tunisia,
Turkey,
Turkey-in-Europe,
Ukraine,
Yugoslavia
Introduced into:
Argentina Northeast,
Argentina South,
Azores,
Brazil South,
California,
Canary Is.,
Cape Provinces,
Chile Central,
Chile South,
Free State,
Galápagos,
Gulf of Guinea Is.,
Juan Fernández Is.,
KwaZulu-Natal,
Madeira,
Nevada,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Northern Provinces,
Oregon,
Poland,
South Australia,
Uruguay,
Victoria,
Washington,
Western Australia