Native to:
Spain
Introduced into:
Afghanistan,
Albania,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Assam,
Austria,
Azores,
Baleares,
Baltic States,
Belarus,
Belgium,
Bolivia,
Borneo,
British Columbia,
Bulgaria,
California,
Canary Is.,
Central European Russia,
Chatham Is.,
Chile Central,
Chile North,
Chile South,
China North-Central,
China South-Central,
China Southeast,
Colombia,
Connecticut,
Cook Is.,
Corse,
Costa Rica,
Cyprus,
Czechoslovakia,
East Aegean Is.,
East European Russia,
East Himalaya,
Ecuador,
Ethiopia,
France,
Germany,
Great Britain,
Greece,
Guatemala,
Hainan,
Honduras,
Hungary,
India,
Iraq,
Ireland,
Italy,
Jawa,
Juan Fernández Is.,
Kazakhstan,
Kriti,
Krym,
Lebanon-Syria,
Lesser Sunda Is.,
Libya,
Madeira,
Maine,
Malaya,
Manchuria,
Massachusetts,
Mauritius,
Mexico Southeast,
Michigan,
Morocco,
Myanmar,
Nepal,
Netherlands,
New Hampshire,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
North Caucasus,
North European Russia,
Northern Territory,
Northwest European Russia,
Norway,
Nova Scotia,
Ohio,
Ontario,
Pakistan,
Paraguay,
Pennsylvania,
Peru,
Philippines,
Poland,
Portugal,
Primorye,
Qinghai,
Queensland,
Québec,
Romania,
Sardegna,
Sicilia,
South Australia,
South European Russia,
Sulawesi,
Sumatera,
Sweden,
Switzerland,
Tadzhikistan,
Taiwan,
Tasmania,
Tibet,
Transcaucasus,
Trinidad-Tobago,
Tunisia,
Turkey,
Turkmenistan,
Ukraine,
Uruguay,
Uzbekistan,
Victoria,
Vietnam,
Washington,
Western Australia,
Wisconsin,
Xinjiang,
Yugoslavia