Native to:
Argentina Northwest,
Arizona,
Bahamas,
Belize,
Bolivia,
California,
Colombia,
Costa Rica,
Cuba,
Dominican Republic,
Ecuador,
El Salvador,
Guatemala,
Haiti,
Honduras,
Jamaica,
Leeward Is.,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
New Mexico,
Nicaragua,
Panamá,
Peru,
Puerto Rico,
Texas,
Trinidad-Tobago,
Turks-Caicos Is.,
Venezuela,
Windward Is.
Introduced into:
Alabama,
Azores,
Bangladesh,
Bermuda,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burundi,
Cameroon,
Canary Is.,
Cape Provinces,
Czechoslovakia,
East Himalaya,
Eritrea,
Ethiopia,
France,
Free State,
Galápagos,
Great Britain,
India,
Iran,
Ireland,
Jawa,
Kenya,
Krym,
Madeira,
Mauritius,
Mozambique,
Myanmar,
Namibia,
Nepal,
New Caledonia,
Northern Provinces,
Pakistan,
Portugal,
Rwanda,
Réunion,
Spain,
Sri Lanka,
St.Helena,
Sudan,
Tanzania,
Tasmania,
Uganda,
West Himalaya,
Zambia,
Zaïre,
Zimbabwe