Native to:
Afghanistan,
Angola,
Chad,
Eritrea,
Ethiopia,
Gulf States,
India,
Iran,
Iraq,
Kenya,
Lebanon-Syria,
Malawi,
Mozambique,
New Guinea,
New South Wales,
Northern Provinces,
Northern Territory,
Oman,
Pakistan,
Palestine,
Queensland,
Saudi Arabia,
Somalia,
South Australia,
Sri Lanka,
Sudan,
Tanzania,
Uganda,
Western Australia,
Yemen,
Zambia,
Zimbabwe
Introduced into:
Alabama,
Albania,
Algeria,
Andaman Is.,
Argentina Northeast,
Argentina Northwest,
Arizona,
Arkansas,
Assam,
Austria,
Azores,
Bahamas,
Bangladesh,
Belize,
Benin,
Bismarck Archipelago,
Bolivia,
Borneo,
Burkina,
California,
Cambodia,
Cameroon,
Canary Is.,
Cape Verde,
Caroline Is.,
Cayman Is.,
Central African Repu,
China North-Central,
China South-Central,
China Southeast,
Colombia,
Connecticut,
Cook Is.,
Costa Rica,
Cuba,
Czechoslovakia,
Denmark,
Dominican Republic,
East Himalaya,
Ecuador,
Egypt,
El Salvador,
Fiji,
Finland,
Florida,
Gabon,
Gambia,
Georgia,
Ghana,
Gilbert Is.,
Guinea,
Guinea-Bissau,
Haiti,
Illinois,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kazakhstan,
Kentucky,
Kirgizstan,
Korea,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Libya,
Louisiana,
Madeira,
Malaya,
Maldives,
Mali,
Manchuria,
Marianas,
Marquesas,
Marshall Is.,
Massachusetts,
Mauritania,
Mexico Southwest,
Michigan,
Mississippi,
Missouri,
Morocco,
Myanmar,
Nauru,
Nepal,
Nevada,
New Caledonia,
New Hampshire,
New Mexico,
New York,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
North Carolina,
Norway,
Ohio,
Oklahoma,
Ontario,
Pennsylvania,
Philippines,
Portugal,
Rhode I.,
Samoa,
Senegal,
Seychelles,
Society Is.,
Solomon Is.,
South Carolina,
South European Russi,
Spain,
Sweden,
Tadzhikistan,
Texas,
Thailand,
Transcaucasus,
Trinidad-Tobago,
Tunisia,
Turkey,
Turkmenistan,
Utah,
Uzbekistan,
Venezuela,
Venezuelan Antilles,
Vietnam,
Virginia,
Wake I.,
West Virginia,
Windward Is.,
Xinjiang,
Zaïre