Native to:
Arizona,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southwest,
Texas
Introduced into:
Albania,
Algeria,
Amsterdam-St.Paul Is.,
Argentina Northeast,
Ascension,
Assam,
Azores,
Baleares,
Bangladesh,
Bermuda,
Bolivia,
Botswana,
Brazil Southeast,
Cambodia,
Canary Is.,
Cape Provinces,
Cayman Is.,
Chad,
China South-Central,
China Southeast,
Colombia,
Comoros,
Corse,
Costa Rica,
Cuba,
Dominican Republic,
East Aegean Is.,
Ecuador,
Eritrea,
Ethiopia,
Fiji,
France,
Free State,
Gilbert Is.,
Great Britain,
Greece,
Guatemala,
Guinea,
Haiti,
India,
Italy,
Juan Fernández Is.,
Korea,
Kriti,
KwaZulu-Natal,
Leeward Is.,
Lesotho,
Libya,
Madeira,
Marianas,
Mexico Southeast,
Morocco,
Myanmar,
Nansei-shoto,
Nauru,
New Caledonia,
New South Wales,
New Zealand North,
New Zealand South,
Norfolk Is.,
Ogasawara-shoto,
Pakistan,
Palestine,
Peru,
Portugal,
Puerto Rico,
Queensland,
Rwanda,
Sardegna,
Sicilia,
Spain,
St.Helena,
Swaziland,
Tasmania,
Thailand,
Trinidad-Tobago,
Tunisia,
Turkey,
West Himalaya,
Windward Is.,
Yugoslavia