Native to:
Alabama,
Argentina Northeast,
Arizona,
Arkansas,
Bahamas,
Belize,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Cayman Is.,
Colombia,
Costa Rica,
Cuba,
Dominican Republic,
Ecuador,
El Salvador,
Florida,
French Guiana,
Georgia,
Guatemala,
Guyana,
Haiti,
Honduras,
Jamaica,
Leeward Is.,
Louisiana,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Nicaragua,
Panamá,
Paraguay,
Peru,
Puerto Rico,
South Carolina,
Suriname,
Texas,
Trinidad-Tobago,
Turks-Caicos Is.,
Uruguay,
Venezuela,
Windward Is.
Introduced into:
Algeria,
Andaman Is.,
Angola,
Ascension,
Assam,
Baleares,
Bangladesh,
Benin,
Borneo,
Cambodia,
Cameroon,
Canary Is.,
Cape Verde,
Caroline Is.,
Central African Republic,
Cocos (Keeling) Is.,
Comoros,
Cook Is.,
East Himalaya,
Easter Is.,
Ethiopia,
Fiji,
France,
Gambia,
Ghana,
Gilbert Is.,
Guinea,
Gulf of Guinea Is.,
Gulf States,
Hawaii,
India,
Iran,
Iraq,
Italy,
Jawa,
KwaZulu-Natal,
Laos,
Lebanon-Syria,
Libya,
Madagascar,
Madeira,
Malaya,
Maldives,
Marianas,
Marquesas,
Mexican Pacific Is.,
Morocco,
Mozambique,
Myanmar,
Nauru,
Nepal,
New Caledonia,
New Guinea,
New South Wales,
Northern Provinces,
Northern Territory,
Oman,
Pakistan,
Palestine,
Philippines,
Queensland,
Saudi Arabia,
Senegal,
Sicilia,
Society Is.,
Solomon Is.,
South Australia,
Spain,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Tanzania,
Thailand,
Togo,
Tunisia,
Uganda,
Vietnam,
West Himalaya,
Western Australia,
Zaïre,
Zimbabwe