Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Bismarck Archipelago,
Botswana,
Burkina,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Cape Verde,
Central African Repu,
Chad,
China South-Central,
China Southeast,
Comoros,
Congo,
East Himalaya,
Equatorial Guinea,
Ethiopia,
Fiji,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Hainan,
India,
Ivory Coast,
Japan,
Jawa,
Kenya,
Korea,
KwaZulu-Natal,
Laos,
Liberia,
Madagascar,
Malawi,
Malaya,
Mali,
Marquesas,
Mauritius,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Guinea,
Nicobar Is.,
Niger,
Nigeria,
Niue,
Northern Provinces,
Philippines,
Pitcairn Is.,
Rwanda,
Senegal,
Seychelles,
South China Sea,
Sri Lanka,
Sudan,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Tibet,
Togo,
Tonga,
Tuamotu,
Tubuai Is.,
Uganda,
Vanuatu,
Vietnam,
Wallis-Futuna Is.,
West Himalaya,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Alabama,
Argentina Northeast,
Argentina Northwest,
Arkansas,
Ascension,
Bahamas,
Belize,
Bermuda,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Canary Is.,
Caroline Is.,
Central American Pac,
Chagos Archipelago,
Colombia,
Cook Is.,
Costa Rica,
Cuba,
Delaware,
District of Columbia,
Dominican Republic,
Easter Is.,
Ecuador,
El Salvador,
Florida,
French Guiana,
Galápagos,
Georgia,
Guatemala,
Guyana,
Haiti,
Hawaii,
Honduras,
Illinois,
Indiana,
Jamaica,
Kansas,
Kentucky,
Leeward Is.,
Louisiana,
Madeira,
Maryland,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Missouri,
New Caledonia,
New Jersey,
New York,
Nicaragua,
North Carolina,
Ohio,
Oklahoma,
Panamá,
Paraguay,
Pennsylvania,
Peru,
Puerto Rico,
Samoa,
Society Is.,
South Carolina,
St.Helena,
Suriname,
Tennessee,
Texas,
Tokelau-Manihiki,
Trinidad-Tobago,
Venezuela,
Venezuelan Antilles,
Vermont,
Virginia,
West Virginia,
Windward Is.