Native to:
Alabama,
Arizona,
Arkansas,
Bahamas,
Belize,
British Columbia,
California,
Cayman Is.,
Connecticut,
Costa Rica,
Cuba,
Delaware,
District of Columbia,
Dominican Republic,
El Salvador,
Florida,
Georgia,
Guatemala,
Haiti,
Honduras,
Illinois,
Indiana,
Iowa,
Jamaica,
Kansas,
Kentucky,
Leeward Is.,
Louisiana,
Maine,
Maryland,
Massachusetts,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Montana,
Nebraska,
New Hampshire,
New Jersey,
New Mexico,
New York,
Newfoundland,
North Carolina,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Panamá,
Pennsylvania,
Prince Edward I.,
Puerto Rico,
Québec,
Rhode I.,
South Carolina,
Tennessee,
Texas,
Trinidad-Tobago,
Venezuelan Antilles,
Vermont,
Virginia,
Washington,
West Virginia,
Windward Is.,
Wisconsin
Introduced into:
Albania,
Algeria,
Argentina Northwest,
Austria,
Azores,
Baltic States,
Belgium,
Bermuda,
Bolivia,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Canary Is.,
Cape Provinces,
Caroline Is.,
China North-Central,
China South-Central,
China Southeast,
Cocos (Keeling) Is.,
Colombia,
Colorado,
Cook Is.,
Czechoslovakia,
Denmark,
Desventurados Is.,
East Himalaya,
Ecuador,
Eritrea,
Ethiopia,
Finland,
France,
French Guiana,
Galápagos,
Germany,
Great Britain,
Greece,
Hawaii,
Hungary,
India,
Ireland,
Italy,
Japan,
Jawa,
Korea,
Kriti,
Krym,
KwaZulu-Natal,
Madeira,
Manchuria,
Marcus I.,
Marianas,
Marquesas,
Morocco,
Nansei-shoto,
Netherlands,
New Caledonia,
New South Wales,
Niue,
Northern Provinces,
Norway,
Ogasawara-shoto,
Pakistan,
Paraguay,
Peru,
Philippines,
Poland,
Portugal,
Primorye,
Queensland,
Romania,
Sardegna,
Saudi Arabia,
Sicilia,
Spain,
Suriname,
Sweden,
Switzerland,
Taiwan,
Tokelau-Manihiki,
Tonga,
Transcaucasus,
Turkey,
Ukraine,
Vanuatu,
Venezuela,
Victoria,
West Himalaya,
Yugoslavia