Native to:
Albania,
Algeria,
Baleares,
Baltic States,
Belgium,
Bulgaria,
Canary Is.,
Cape Verde,
Corse,
Cyprus,
Denmark,
East Aegean Is.,
Egypt,
Finland,
France,
Germany,
Great Britain,
Greece,
Iran,
Ireland,
Italy,
Kriti,
Krym,
Lebanon-Syria,
Libya,
Madeira,
Morocco,
Netherlands,
North Caucasus,
Northwest European R,
Norway,
Palestine,
Poland,
Portugal,
Romania,
Sardegna,
Selvagens,
Sicilia,
Sinai,
South European Russi,
Spain,
Sweden,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Ukraine,
Western Sahara,
Yugoslavia
Introduced into:
Argentina Northeast,
British Columbia,
California,
Central European Rus,
Czechoslovakia,
Kermadec Is.,
Maryland,
Mexico Northwest,
New Caledonia,
New South Wales,
New York,
New Zealand North,
Oregon,
South Australia,
Tasmania,
Uruguay,
Victoria,
Washington,
Western Australia