Native to:
Afghanistan,
Alabama,
Albania,
Aldabra,
Algeria,
Altay,
Amur,
Angola,
Argentina Northeast,
Argentina Northwest,
Arizona,
Arkansas,
Assam,
Baleares,
Bangladesh,
Belize,
Benin,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Bulgaria,
Burkina,
Burundi,
Buryatiya,
Cabinda,
Cambodia,
Cameroon,
Canary Is.,
Cape Provinces,
Cape Verde,
Caprivi Strip,
Central African Republic,
Chad,
China North-Central,
China South-Central,
China Southeast,
Chita,
Colombia,
Comoros,
Congo,
Costa Rica,
Cuba,
Cyprus,
Delaware,
District of Columbia,
Djibouti,
East Aegean Is.,
East Himalaya,
Ecuador,
Egypt,
El Salvador,
Equatorial Guinea,
Eritrea,
Ethiopia,
Florida,
France,
Free State,
French Guiana,
Gabon,
Gambia,
Georgia,
Ghana,
Greece,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Gulf States,
Guyana,
Hainan,
Honduras,
Idaho,
Illinois,
India,
Indiana,
Inner Mongolia,
Iowa,
Iran,
Iraq,
Irkutsk,
Italy,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kansas,
Kazakhstan,
Kentucky,
Kenya,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Kriti,
Krym,
Kuril Is.,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Lebanon-Syria,
Lesotho,
Lesser Sunda Is.,
Liberia,
Libya,
Louisiana,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Manchuria,
Maryland,
Mauritania,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Missouri,
Mongolia,
Morocco,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nebraska,
Nepal,
New Caledonia,
New Guinea,
New South Wales,
New York,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
North Carolina,
North Caucasus,
Northern Provinces,
Northern Territory,
Ohio,
Oklahoma,
Oman,
Ontario,
Pakistan,
Palestine,
Panamá,
Paraguay,
Pennsylvania,
Peru,
Philippines,
Portugal,
Primorye,
Qinghai,
Queensland,
Rodrigues,
Romania,
Rwanda,
Réunion,
Sakhalin,
Saudi Arabia,
Senegal,
Seychelles,
Sicilia,
Sierra Leone,
Sinai,
Socotra,
Somalia,
South Australia,
South Carolina,
South European Russia,
Spain,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Tadzhikistan,
Taiwan,
Tanzania,
Tennessee,
Texas,
Thailand,
Tibet,
Transcaucasus,
Trinidad-Tobago,
Tunisia,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Tuva,
Uganda,
Ukraine,
Uruguay,
Uzbekistan,
Venezuela,
Vietnam,
Virginia,
West Himalaya,
West Siberia,
West Virginia,
Western Australia,
Western Sahara,
Xinjiang,
Yemen,
Yugoslavia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Hawaii