Native to:
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arkansas,
Aruba,
Belize,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Chile Central,
Chile North,
Chile South,
Colombia,
Costa Rica,
El Salvador,
Florida,
Georgia,
Guatemala,
Honduras,
Louisiana,
Maryland,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Nicaragua,
North Carolina,
Oklahoma,
Panamá,
Paraguay,
Peru,
South Carolina,
Texas,
Tristan da Cunha,
Uruguay,
Venezuela,
Virginia
Introduced into:
Afghanistan,
Alabama,
Albania,
Algeria,
Angola,
Arizona,
Ascension,
Assam,
Austria,
Azores,
Bahamas,
Baleares,
Bangladesh,
Belgium,
Benin,
Bermuda,
Botswana,
Bulgaria,
Burundi,
California,
Cameroon,
Canary Is.,
Cape Provinces,
Cape Verde,
Cayman Is.,
Central African Repu,
China South-Central,
China Southeast,
Congo,
Connecticut,
Corse,
Cuba,
Czechoslovakia,
Delaware,
Denmark,
Desventurados Is.,
District of Columbia,
Djibouti,
Dominican Republic,
East Aegean Is.,
East Himalaya,
Ecuador,
Egypt,
Eritrea,
Ethiopia,
Finland,
France,
Free State,
French Guiana,
Gabon,
Galápagos,
Germany,
Ghana,
Great Britain,
Greece,
Guinea,
Gulf of Guinea Is.,
Gulf States,
Guyana,
Haiti,
Hawaii,
Hungary,
Illinois,
India,
Indiana,
Iowa,
Iran,
Iraq,
Italy,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Juan Fernández Is.,
Kansas,
Kentucky,
Kenya,
Korea,
Kriti,
KwaZulu-Natal,
Laos,
Lebanon-Syria,
Leeward Is.,
Lesotho,
Liberia,
Libya,
Madagascar,
Madeira,
Maine,
Malawi,
Marianas,
Massachusetts,
Mauritania,
Mauritius,
Mexican Pacific Is.,
Mexico Northwest,
Michigan,
Minnesota,
Missouri,
Morocco,
Mozambique,
Namibia,
Nebraska,
Nepal,
Netherlands Antilles,
New Caledonia,
New Guinea,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
Nigeria,
Norfolk Is.,
Northern Provinces,
Northern Territory,
Ogasawara-shoto,
Ohio,
Ontario,
Oregon,
Pakistan,
Palestine,
Pennsylvania,
Philippines,
Poland,
Portugal,
Puerto Rico,
Queensland,
Québec,
Rhode I.,
Rodrigues,
Romania,
Rwanda,
Réunion,
Sardegna,
Saudi Arabia,
Senegal,
Sicilia,
Sinai,
Society Is.,
South Australia,
South Dakota,
Southwest Caribbean,
Spain,
Sri Lanka,
St.Helena,
Sulawesi,
Suriname,
Swaziland,
Sweden,
Taiwan,
Tanzania,
Tasmania,
Tennessee,
Thailand,
Tibet,
Transcaucasus,
Trinidad-Tobago,
Tubuai Is.,
Tunisia,
Turkey,
Turkey-in-Europe,
Tuva,
Uganda,
Ukraine,
Utah,
Venezuelan Antilles,
Vermont,
Victoria,
Vietnam,
Washington,
West Himalaya,
West Virginia,
Western Australia,
Windward Is.,
Wisconsin,
Yemen,
Yugoslavia,
Zambia,
Zaïre,
Zimbabwe