Native to:
Alabama,
Andaman Is.,
Angola,
Argentina Northeast,
Argentina Northwest,
Arkansas,
Assam,
Bahamas,
Bangladesh,
Belize,
Benin,
Bermuda,
Bismarck Archipelago,
Bolivia,
Borneo,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burkina,
Burundi,
Cabinda,
Cambodia,
Cameroon,
Cape Provinces,
Cayman Is.,
Central African Repu,
China North-Central,
China South-Central,
China Southeast,
Colombia,
Congo,
Connecticut,
Costa Rica,
Cuba,
Delaware,
District of Columbia,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Ethiopia,
Fiji,
Florida,
Free State,
French Guiana,
Gabon,
Galápagos,
Gambia,
Georgia,
Ghana,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Guyana,
Hainan,
Haiti,
Hawaii,
Honduras,
Illinois,
India,
Indiana,
Inner Mongolia,
Iowa,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Juan Fernández Is.,
Kansas,
Kazan-retto,
Kentucky,
Kenya,
Korea,
KwaZulu-Natal,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Louisiana,
Madagascar,
Maine,
Malawi,
Malaya,
Mali,
Maluku,
Manchuria,
Maryland,
Massachusetts,
Mauritius,
Mexican Pacific Is.,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nebraska,
Nepal,
Netherlands Antilles,
New Caledonia,
New Guinea,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
Nicaragua,
Nigeria,
Norfolk Is.,
North Carolina,
North Dakota,
Northern Provinces,
Northern Territory,
Nova Scotia,
Ogasawara-shoto,
Ohio,
Oklahoma,
Ontario,
Pakistan,
Panamá,
Paraguay,
Pennsylvania,
Peru,
Philippines,
Puerto Rico,
Qinghai,
Queensland,
Québec,
Rhode I.,
Rodrigues,
Rwanda,
Réunion,
Samoa,
Senegal,
Sierra Leone,
Society Is.,
Solomon Is.,
Somalia,
South Carolina,
South Dakota,
Southwest Caribbean,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Taiwan,
Tanzania,
Tennessee,
Texas,
Thailand,
Tibet,
Togo,
Tonga,
Trinidad-Tobago,
Tubuai Is.,
Turks-Caicos Is.,
Uganda,
Uruguay,
Vanuatu,
Venezuela,
Venezuelan Antilles,
Vermont,
Vietnam,
Virginia,
West Himalaya,
West Virginia,
Western Australia,
Windward Is.,
Wisconsin,
Xinjiang,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
North Caucasus,
Uzbekistan