Native to:
Afghanistan,
Albania,
Angola,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Arkansas,
Aruba,
Belize,
Bermuda,
Bolivia,
Botswana,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Bulgaria,
Burundi,
Cameroon,
Cape Provinces,
Chad,
Chile Central,
Chile North,
Chile South,
China North-Central,
China South-Central,
Colombia,
Colorado,
Corse,
Costa Rica,
Cyprus,
Delaware,
Djibouti,
East Aegean Is.,
East European Russia,
East Himalaya,
El Salvador,
Eritrea,
Ethiopia,
Florida,
France,
Georgia,
Greece,
Guatemala,
Honduras,
Hungary,
Illinois,
India,
Indiana,
Inner Mongolia,
Iran,
Iraq,
Italy,
Kansas,
Kazakhstan,
Kentucky,
Kenya,
Kirgizstan,
Kriti,
Krym,
Lebanon-Syria,
Louisiana,
Malawi,
Manchuria,
Manitoba,
Maryland,
Massachusetts,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Minnesota,
Mississippi,
Missouri,
Mongolia,
Montana,
Mozambique,
Myanmar,
Namibia,
Nebraska,
Nepal,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Nicaragua,
North Carolina,
North Caucasus,
North Dakota,
Northern Territory,
Oklahoma,
Pakistan,
Panamá,
Paraguay,
Peru,
Portugal,
Qinghai,
Queensland,
Romania,
Rwanda,
Sardegna,
Saskatchewan,
Saudi Arabia,
Senegal,
Sicilia,
Somalia,
South Australia,
South Carolina,
South Dakota,
South European Russia,
Spain,
Sudan,
Switzerland,
Tadzhikistan,
Tanzania,
Tasmania,
Tennessee,
Texas,
Tibet,
Transcaucasus,
Tristan da Cunha,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Uganda,
Ukraine,
Uruguay,
Utah,
Uzbekistan,
Venezuela,
Victoria,
Virginia,
West Himalaya,
Western Australia,
Wisconsin,
Wyoming,
Xinjiang,
Yemen,
Yugoslavia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Alabama,
Algeria,
Altay,
Ascension,
Assam,
Austria,
Azores,
Bahamas,
Baleares,
Baltic States,
Bangladesh,
Belgium,
Benin,
British Columbia,
California,
Canary Is.,
Cape Verde,
Cayman Is.,
Central African Republic,
Central European Russia,
China Southeast,
Congo,
Connecticut,
Cuba,
Czechoslovakia,
Denmark,
Desventurados Is.,
District of Columbia,
Dominican Republic,
Ecuador,
Egypt,
Finland,
Free State,
French Guiana,
Gabon,
Galápagos,
Germany,
Ghana,
Great Britain,
Guinea,
Gulf of Guinea Is.,
Gulf States,
Guyana,
Haiti,
Hawaii,
Idaho,
Iowa,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Juan Fernández Is.,
Korea,
KwaZulu-Natal,
Laos,
Leeward Is.,
Lesotho,
Liberia,
Libya,
Madagascar,
Madeira,
Maine,
Marianas,
Mauritania,
Mauritius,
Mexican Pacific Is.,
Michigan,
Morocco,
Netherlands Antilles,
Nevada,
New Brunswick,
New Caledonia,
New Guinea,
New Hampshire,
Nigeria,
Norfolk Is.,
Northern Provinces,
Nova Scotia,
Ogasawara-shoto,
Ohio,
Ontario,
Oregon,
Palestine,
Pennsylvania,
Philippines,
Poland,
Primorye,
Prince Edward I.,
Puerto Rico,
Québec,
Rhode I.,
Rodrigues,
Réunion,
Sinai,
Society Is.,
Southwest Caribbean,
Sri Lanka,
St.Helena,
Sulawesi,
Suriname,
Swaziland,
Sweden,
Taiwan,
Thailand,
Trinidad-Tobago,
Tubuai Is.,
Tunisia,
Tuva,
Venezuelan Antilles,
Vermont,
Vietnam,
Washington,
West Virginia,
Windward Is.