Native to:
Alabama,
Angola,
Argentina Northeast,
Argentina Northwest,
Arizona,
Arkansas,
Assam,
Bahamas,
Bangladesh,
Belize,
Bolivia,
Botswana,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Central African Republic,
Chad,
China South-Central,
China Southeast,
Colombia,
Colorado,
Congo,
Connecticut,
Costa Rica,
Cuba,
Delaware,
District of Columbia,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Equatorial Guinea,
Eritrea,
Ethiopia,
Florida,
Free State,
French Guiana,
Gabon,
Galápagos,
Georgia,
Ghana,
Guatemala,
Guinea,
Haiti,
Honduras,
Illinois,
India,
Indiana,
Iowa,
Jamaica,
Japan,
Jawa,
Kansas,
Kentucky,
Kenya,
Korea,
KwaZulu-Natal,
Laos,
Leeward Is.,
Lesotho,
Lesser Sunda Is.,
Liberia,
Louisiana,
Madagascar,
Maine,
Malawi,
Malaya,
Manitoba,
Maryland,
Massachusetts,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nebraska,
Nepal,
New Guinea,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
Nicaragua,
Nigeria,
North Carolina,
North Dakota,
Northern Provinces,
Northern Territory,
Ohio,
Oklahoma,
Ontario,
Pakistan,
Panamá,
Paraguay,
Pennsylvania,
Peru,
Philippines,
Puerto Rico,
Queensland,
Rhode I.,
Rwanda,
Réunion,
Saskatchewan,
Sierra Leone,
Socotra,
Somalia,
South Australia,
South Carolina,
South Dakota,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Tanzania,
Tasmania,
Tennessee,
Texas,
Thailand,
Trinidad-Tobago,
Uganda,
Venezuela,
Vermont,
Victoria,
Vietnam,
Virginia,
West Himalaya,
West Virginia,
Western Australia,
Windward Is.,
Wisconsin,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Ascension