Doubtfully present in:
Guatemala
Native to:
Alabama,
Arkansas,
California,
Colombia,
Colorado,
Connecticut,
Cuba,
Delaware,
District of Columbia,
Dominican Republic,
Ecuador,
Florida,
Galápagos,
Georgia,
Haiti,
Illinois,
Indiana,
Kansas,
Kentucky,
Leeward Is.,
Louisiana,
Manitoba,
Maryland,
Massachusetts,
Mexico Central,
Mexico Northeast,
Mexico Northwest,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
New Jersey,
New Mexico,
New York,
North Carolina,
Ohio,
Oklahoma,
Oregon,
Pennsylvania,
Peru,
Puerto Rico,
Québec,
Rhode I.,
Saskatchewan,
South Carolina,
Tennessee,
Texas,
Trinidad-Tobago,
Virginia,
Washington,
West Virginia,
Windward Is.
Introduced into:
Afghanistan,
Albania,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Assam,
Austria,
Bahamas,
Baleares,
Bangladesh,
Belarus,
Belgium,
Botswana,
Bulgaria,
Burkina,
Cameroon,
Canary Is.,
Cape Provinces,
Caroline Is.,
Central European Rus,
Chad,
Chile Central,
Chile North,
China Southeast,
Chita,
Comoros,
Cook Is.,
Cyprus,
Czechoslovakia,
East Aegean Is.,
East European Russia,
East Himalaya,
Egypt,
Eritrea,
Ethiopia,
Fiji,
France,
Free State,
Germany,
Great Britain,
Greece,
Guinea,
Hawaii,
Hungary,
India,
Inner Mongolia,
Iran,
Ireland,
Italy,
Jamaica,
Japan,
Jawa,
Kenya,
Khabarovsk,
Kirgizstan,
KwaZulu-Natal,
Lebanon-Syria,
Lesotho,
Line Is.,
Madagascar,
Malaya,
Mauritius,
Morocco,
Mozambique,
Myanmar,
Netherlands,
New Caledonia,
New South Wales,
New Zealand North,
Niue,
North Caucasus,
Northern Provinces,
Northern Territory,
Northwest European R,
Palestine,
Paraguay,
Poland,
Portugal,
Primorye,
Queensland,
Romania,
Réunion,
Samoa,
Sardegna,
Seychelles,
Society Is.,
Somalia,
South Australia,
South European Russi,
Spain,
Sri Lanka,
Sudan,
Swaziland,
Switzerland,
Tadzhikistan,
Tanzania,
Thailand,
Transcaucasus,
Tuamotu,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Uganda,
Ukraine,
Uruguay,
Uzbekistan,
Venezuela,
Victoria,
Vietnam,
West Himalaya,
West Siberia,
Western Australia,
Xinjiang,
Yemen,
Yugoslavia,
Zambia,
Zimbabwe