Native to:
Afghanistan,
Algeria,
Andaman Is.,
Assam,
Bangladesh,
Bismarck Archipelago,
Burkina,
Cambodia,
Cameroon,
Central African Repu,
Chad,
China North-Central,
China South-Central,
China Southeast,
Cook Is.,
East Himalaya,
Egypt,
Eritrea,
Ethiopia,
Fiji,
Ghana,
Gulf States,
Hainan,
India,
Iran,
Japan,
Jawa,
Kazakhstan,
Kenya,
Kirgizstan,
Korea,
Laos,
Lebanon-Syria,
Lesser Sunda Is.,
Libya,
Malawi,
Malaya,
Maluku,
Marquesas,
Morocco,
Myanmar,
Nansei-shoto,
Nepal,
New Caledonia,
New Guinea,
Nicobar Is.,
Niger,
Nigeria,
Northern Territory,
Oman,
Pakistan,
Palestine,
Philippines,
Queensland,
Samoa,
Saudi Arabia,
Seychelles,
Sicilia,
Sinai,
Society Is.,
Solomon Is.,
Somalia,
Sri Lanka,
Sudan,
Sumatera,
Tadzhikistan,
Taiwan,
Tanzania,
Thailand,
Tibet,
Togo,
Tubuai Is.,
Tunisia,
Turkmenistan,
Uganda,
Uzbekistan,
Vanuatu,
Vietnam,
West Himalaya,
Xinjiang,
Yemen
Introduced into:
Alabama,
Aldabra,
Angola,
Argentina Northeast,
Bahamas,
Belize,
Benin,
Bermuda,
Borneo,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burundi,
Canary Is.,
Caroline Is.,
Cayman Is.,
Christmas I.,
Colombia,
Comoros,
Congo,
Costa Rica,
Cuba,
Cyprus,
Dominican Republic,
Easter Is.,
Ecuador,
El Salvador,
Equatorial Guinea,
Florida,
Galápagos,
Gambia,
Gilbert Is.,
Greece,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Haiti,
Hawaii,
Honduras,
Iraq,
Italy,
Ivory Coast,
Jamaica,
Kriti,
Leeward Is.,
Line Is.,
Louisiana,
Madagascar,
Madeira,
Maldives,
Marianas,
Marshall Is.,
Mauritius,
Mexico Central,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Nauru,
New Zealand North,
Nicaragua,
Niue,
Panamá,
Pitcairn Is.,
Puerto Rico,
Rodrigues,
Rwanda,
Réunion,
Santa Cruz Is.,
Sardegna,
Senegal,
Spain,
Sulawesi,
Texas,
Tonga,
Trinidad-Tobago,
Tuamotu,
Turkey,
Tuvalu,
Venezuela,
Venezuelan Antilles,
Windward Is.,
Zaïre