Native to:
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Bolivia,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Chile Central,
Chile North,
Colombia,
Costa Rica,
Ecuador,
El Salvador,
Guatemala,
Honduras,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
New Mexico,
Nicaragua,
Panamá,
Paraguay,
Peru,
Texas,
Uruguay,
Venezuela
Introduced into:
Alabama,
Albania,
Algeria,
Andaman Is.,
Angola,
Arkansas,
Assam,
Austria,
Baleares,
Baltic States,
Bangladesh,
Belarus,
Belgium,
Belize,
Benin,
Botswana,
Bulgaria,
California,
Cameroon,
Canary Is.,
Cape Provinces,
Cape Verde,
Caroline Is.,
Cayman Is.,
Chad,
Connecticut,
Cook Is.,
Corse,
Cuba,
Cyprus,
Czechoslovakia,
Djibouti,
Dominican Republic,
East Aegean Is.,
East European Russia,
East Himalaya,
Egypt,
Ethiopia,
Fiji,
Florida,
France,
Free State,
Galápagos,
Georgia,
Germany,
Great Britain,
Greece,
Guinea,
Gulf of Guinea Is.,
Guyana,
Haiti,
Hawaii,
Hungary,
Illinois,
India,
Ireland,
Italy,
Jamaica,
Japan,
Jawa,
Kansas,
Kazakhstan,
Kentucky,
Kenya,
Korea,
Kriti,
Krym,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Lebanon-Syria,
Leeward Is.,
Lesotho,
Louisiana,
Madeira,
Marianas,
Marshall Is.,
Maryland,
Massachusetts,
Mauritius,
Missouri,
Morocco,
Mozambique,
Myanmar,
Namibia,
Nepal,
New South Wales,
New York,
Nicobar Is.,
Niue,
Norfolk Is.,
North Carolina,
North Caucasus,
Northern Provinces,
Norway,
Ohio,
Oklahoma,
Oman,
Pakistan,
Palestine,
Pennsylvania,
Philippines,
Pitcairn Is.,
Poland,
Portugal,
Primorye,
Puerto Rico,
Queensland,
Rodrigues,
Romania,
Réunion,
Saudi Arabia,
Sicilia,
South Australia,
South Carolina,
South European Russi,
Spain,
Sri Lanka,
Sudan,
Suriname,
Swaziland,
Tadzhikistan,
Taiwan,
Thailand,
Transcaucasus,
Trinidad-Tobago,
Tubuai Is.,
Tunisia,
Turkey,
Turkmenistan,
Ukraine,
Utah,
Uzbekistan,
Vanuatu,
Vermont,
Vietnam,
Virginia,
West Himalaya,
Western Australia,
Windward Is.,
Wisconsin,
Wyoming,
Yemen,
Yugoslavia,
Zambia,
Zaïre,
Zimbabwe