Native to:
Alabama,
Angola,
Argentina Northeast,
Argentina Northwest,
Arkansas,
Aruba,
Assam,
Bahamas,
Bangladesh,
Belize,
Bolivia,
Borneo,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burundi,
Buryatiya,
Cameroon,
Cape Provinces,
Cayman Is.,
Central African Republic,
Central American Pacific Is.,
Chile Central,
Chile South,
China North-Central,
China South-Central,
China Southeast,
Christmas I.,
Colombia,
Comoros,
Congo,
Connecticut,
Cook Is.,
Costa Rica,
Cuba,
Delaware,
District of Columbia,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Eritrea,
Ethiopia,
Florida,
French Guiana,
Gabon,
Galápagos,
Georgia,
Ghana,
Guatemala,
Guinea,
Gulf of Guinea Is.,
Guyana,
Hainan,
Haiti,
Hawaii,
Honduras,
Illinois,
India,
Indiana,
Inner Mongolia,
Iowa,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kansas,
Kentucky,
Kenya,
Khabarovsk,
Korea,
Kuril Is.,
KwaZulu-Natal,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Louisiana,
Madagascar,
Maine,
Malawi,
Malaya,
Maluku,
Manchuria,
Marquesas,
Maryland,
Massachusetts,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Mozambique,
Myanmar,
Nansei-shoto,
Nebraska,
Nepal,
Netherlands Antilles,
New Brunswick,
New Guinea,
New Hampshire,
New Jersey,
New York,
Nicaragua,
Nigeria,
North Carolina,
North Dakota,
Northern Provinces,
Ohio,
Oklahoma,
Oman,
Ontario,
Pakistan,
Panamá,
Paraguay,
Pennsylvania,
Peru,
Philippines,
Primorye,
Prince Edward I.,
Puerto Rico,
Québec,
Rhode I.,
Rodrigues,
Rwanda,
Réunion,
Sierra Leone,
Society Is.,
Socotra,
South Carolina,
South Dakota,
Southwest Caribbean,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Taiwan,
Tanzania,
Tennessee,
Texas,
Thailand,
Tibet,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Turks-Caicos Is.,
Uganda,
Venezuela,
Venezuelan Antilles,
Vermont,
Vietnam,
Virginia,
West Himalaya,
West Virginia,
Windward Is.,
Wisconsin,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Andaman Is.,
Belgium,
Benin,
Bermuda,
Caroline Is.,
Chagos Archipelago,
Fiji,
Gambia,
Gilbert Is.,
Greece,
Guinea-Bissau,
Line Is.,
Madeira,
Maldives,
Marianas,
Marshall Is.,
Nauru,
New Caledonia,
Nicobar Is.,
Niue,
Norfolk Is.,
Samoa,
Santa Cruz Is.,
Senegal,
Seychelles,
Solomon Is.,
Tokelau-Manihiki,
Tonga,
Tuvalu,
Vanuatu,
Wallis-Futuna Is.,
Yugoslavia