Native to:
Afghanistan,
Alabama,
Alaska,
Albania,
Alberta,
Aleutian Is.,
Algeria,
Altay,
Amur,
Antipodean Is.,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Arkansas,
Assam,
Austria,
Azores,
Baleares,
Baltic States,
Bangladesh,
Belarus,
Belgium,
Bolivia,
Botswana,
Brazil South,
Brazil Southeast,
British Columbia,
Bulgaria,
Burundi,
Buryatiya,
California,
Cambodia,
Cameroon,
Canary Is.,
Cape Provinces,
Cape Verde,
Central European Russia,
Chad,
Chile Central,
Chile North,
Chile South,
China North-Central,
China South-Central,
China Southeast,
Chita,
Colombia,
Colorado,
Congo,
Connecticut,
Corse,
Costa Rica,
Cyprus,
Czechia-Slovakia,
Delaware,
Denmark,
District of Columbia,
Djibouti,
DR Congo,
East Aegean Is.,
East European Russia,
East Himalaya,
Ecuador,
Egypt,
Eritrea,
Eswatini,
Ethiopia,
Falkland Is.,
Finland,
Florida,
France,
Free State,
Føroyar,
Gabon,
Georgia,
Germany,
Great Britain,
Greece,
Greenland,
Gulf of Guinea Is.,
Gulf States,
Hainan,
Hawaii,
Hungary,
Iceland,
Idaho,
Illinois,
India,
Indiana,
Inner Mongolia,
Iowa,
Iran,
Iraq,
Ireland,
Irkutsk,
Italy,
Japan,
Jawa,
Kamchatka,
Kansas,
Kazakhstan,
Kentucky,
Kenya,
Kermadec Is.,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Kriti,
Krym,
Kuril Is.,
Kuwait,
KwaZulu-Natal,
Labrador,
Laos,
Lebanon-Syria,
Lesotho,
Libya,
Louisiana,
Madagascar,
Madeira,
Magadan,
Maine,
Malawi,
Malaya,
Mali,
Manchuria,
Manitoba,
Maryland,
Massachusetts,
Mauritania,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Mongolia,
Montana,
Morocco,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nebraska,
Nepal,
Netherlands,
Nevada,
New Brunswick,
New Guinea,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
Niger,
Nigeria,
North Carolina,
North Caucasus,
North Dakota,
North European Russia,
Northern Provinces,
Northern Territory,
Northwest European Russia,
Northwest Territories,
Norway,
Nova Scotia,
Nunavut,
NW. Balkan Pen.,
Ogasawara-shoto,
Ohio,
Oklahoma,
Oman,
Ontario,
Oregon,
Pakistan,
Palestine,
Panamá,
Paraguay,
Pennsylvania,
Peru,
Philippines,
Poland,
Portugal,
Primorye,
Prince Edward I.,
Qinghai,
Queensland,
Québec,
Rhode I.,
Romania,
Rwanda,
Sakhalin,
Sardegna,
Saskatchewan,
Saudi Arabia,
Selvagens,
Sicilia,
Sinai,
Socotra,
Somalia,
South Australia,
South Carolina,
South Dakota,
South European Russia,
Spain,
Sri Lanka,
Sudan-South Sudan,
Svalbard,
Sweden,
Switzerland,
Tadzhikistan,
Taiwan,
Tanzania,
Tasmania,
Tennessee,
Texas,
Thailand,
Tibet,
Transcaucasus,
Tristan da Cunha,
Tunisia,
Turkmenistan,
Tuva,
Türkiye,
Türkiye-in-Europe,
Uganda,
Ukraine,
Uruguay,
Utah,
Uzbekistan,
Vermont,
Victoria,
Vietnam,
Virginia,
Washington,
West Himalaya,
West Siberia,
West Virginia,
Western Australia,
Western Sahara,
Wisconsin,
Wyoming,
Xinjiang,
Yakutiya,
Yemen,
Yukon,
Zambia,
Zimbabwe
Introduced into:
Amsterdam-St.Paul Is.,
Angola,
Ascension,
Bahamas,
Bermuda,
Brazil Northeast,
Brazil West-Central,
Central African Republic,
Crozet Is.,
Cuba,
Desventurados Is.,
Dominican Republic,
Easter Is.,
El Salvador,
Fiji,
Galápagos,
Guatemala,
Haiti,
Honduras,
Jamaica,
Juan Fernández Is.,
Kerguelen,
Leeward Is.,
Liberia,
Macquarie Is.,
Marion-Prince Edward Is.,
Mauritius,
New Caledonia,
Nicaragua,
Norfolk Is.,
Puerto Rico,
Rodrigues,
Réunion,
South Georgia,
St.Helena,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Venezuela