Native to:
Afghanistan,
Albania,
Algeria,
Amsterdam-St.Paul Is.,
Antipodean Is.,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Austria,
Azores,
Baleares,
Belgium,
Bolivia,
Brazil South,
Brazil Southeast,
Bulgaria,
Canary Is.,
Cape Provinces,
Chatham Is.,
Chile Central,
Chile North,
Chile South,
Corse,
Cyprus,
Denmark,
Desventurados Is.,
Easter Is.,
Falkland Is.,
France,
Germany,
Great Britain,
Greece,
Gulf States,
Iran,
Iraq,
Ireland,
Italy,
Juan Fernández Is.,
Kazakhstan,
Kermadec Is.,
Kriti,
Krym,
Lebanon-Syria,
Libya,
Madeira,
Morocco,
Namibia,
Netherlands,
New South Wales,
New Zealand North,
New Zealand South,
Norfolk Is.,
North Caucasus,
Nova Scotia,
Oman,
Pakistan,
Palestine,
Paraguay,
Pitcairn Is.,
Poland,
Portugal,
Queensland,
Romania,
Sardegna,
Saudi Arabia,
Sicilia,
South Australia,
South European Russia,
Spain,
Tadzhikistan,
Tasmania,
Transcaucasus,
Tristan da Cunha,
Tubuai Is.,
Tunisia,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Ukraine,
Uruguay,
Uzbekistan,
Victoria,
West Himalaya,
Western Australia,
Yemen,
Yugoslavia
Introduced into:
Arizona,
Bangladesh,
Bermuda,
Botswana,
Buryatiya,
California,
Cameroon,
Cape Verde,
Central European Russia,
China North-Central,
China South-Central,
China Southeast,
Connecticut,
Costa Rica,
Cuba,
Czechoslovakia,
Dominican Republic,
East Aegean Is.,
East European Russia,
East Himalaya,
Ecuador,
Egypt,
Eritrea,
Ethiopia,
Finland,
Florida,
Free State,
Guatemala,
Hainan,
Haiti,
Hungary,
Idaho,
India,
Inner Mongolia,
Kirgizstan,
KwaZulu-Natal,
Lesotho,
Louisiana,
Marianas,
Marshall Is.,
Maryland,
Massachusetts,
Mexico Northwest,
Mississippi,
Missouri,
Mongolia,
Mozambique,
Myanmar,
Nepal,
Nevada,
New Jersey,
New Mexico,
New York,
North Carolina,
Northern Provinces,
Norway,
Ohio,
Oklahoma,
Oregon,
Pennsylvania,
Peru,
Puerto Rico,
Réunion,
Sinai,
Socotra,
South Carolina,
South Dakota,
St.Helena,
Sweden,
Switzerland,
Taiwan,
Texas,
Thailand,
Trinidad-Tobago,
Utah,
Vietnam,
Washington,
West Virginia