Native to:
Albania,
Algeria,
Angola,
Argentina Northeast,
Assam,
Azores,
Baleares,
Bangladesh,
Benin,
Botswana,
Bulgaria,
Burkina,
California,
Cambodia,
Cameroon,
Canary Is.,
Cape Verde,
Central African Repu,
Chad,
China South-Central,
China Southeast,
Colombia,
Congo,
Corse,
Cyprus,
Djibouti,
East Aegean Is.,
East Himalaya,
Egypt,
Eritrea,
Ethiopia,
France,
Germany,
Great Britain,
Greece,
Guinea,
Guinea-Bissau,
Gulf States,
Hainan,
India,
Iran,
Iraq,
Italy,
Ivory Coast,
Kriti,
Kuwait,
Laos,
Lebanon-Syria,
Liberia,
Libya,
Madeira,
Malawi,
Mali,
Mauritania,
Mexico Northwest,
Morocco,
Mozambique,
Myanmar,
Namibia,
Nepal,
Niger,
Nigeria,
Northern Provinces,
Oman,
Pakistan,
Palestine,
Paraguay,
Peru,
Portugal,
Sardegna,
Saudi Arabia,
Selvagens,
Senegal,
Sicilia,
Sierra Leone,
Sinai,
Somalia,
Spain,
Sri Lanka,
Sudan,
Switzerland,
Tanzania,
Thailand,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Venezuela,
West Himalaya,
Western Sahara,
Yemen,
Yugoslavia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Alabama,
Argentina Northwest,
Arkansas,
Ascension,
Austria,
Belgium,
Bolivia,
Brazil North,
Brazil South,
Brazil Southeast,
Brazil West-Central,
British Columbia,
Cape Provinces,
Chile Central,
Chile South,
Costa Rica,
Czechoslovakia,
Desventurados Is.,
Easter Is.,
Ecuador,
Florida,
Free State,
Georgia,
Haiti,
Hawaii,
Illinois,
Japan,
Juan Fernández Is.,
KwaZulu-Natal,
Massachusetts,
Nevada,
New South Wales,
New Zealand North,
Norfolk Is.,
Oregon,
Pennsylvania,
Philippines,
South Carolina,
St.Helena,
Tasmania,
Texas,
Tristan da Cunha,
Uruguay,
Vietnam,
Virginia,
Washington