Native to:
Belize,
Guatemala,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Southeast,
Mexico Southwest
Introduced into:
Albania,
Andaman Is.,
Argentina Northeast,
Assam,
Austria,
Bahamas,
Bangladesh,
Bolivia,
Cameroon,
Caroline Is.,
Chagos Archipelago,
China South-Central,
China Southeast,
Colombia,
Costa Rica,
Cuba,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Florida,
Gabon,
Georgia,
Haiti,
India,
Inner Mongolia,
Italy,
Kazakhstan,
Kentucky,
Korea,
Leeward Is.,
Line Is.,
Louisiana,
Marianas,
Mississippi,
Myanmar,
Nicaragua,
Nicobar Is.,
North Carolina,
Pakistan,
Panamá,
Pennsylvania,
Peru,
Portugal,
Puerto Rico,
South Carolina,
Spain,
Sudan,
Sumatera,
Tadzhikistan,
Tennessee,
Texas,
Trinidad-Tobago,
Turkmenistan,
Uzbekistan,
Vanuatu,
Venezuela,
Venezuelan Antilles,
Vietnam,
Virginia,
West Himalaya,
Windward Is.,
Zaïre