Native to:
Alabama,
Arkansas,
Connecticut,
Delaware,
District of Columbia,
Florida,
Georgia,
Illinois,
Indiana,
Iowa,
Kansas,
Kentucky,
Louisiana,
Maine,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Mississippi,
Missouri,
Nebraska,
New Brunswick,
New Hampshire,
New Jersey,
New York,
North Carolina,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Pennsylvania,
Prince Edward I.,
Québec,
Rhode I.,
South Carolina,
South Dakota,
Tennessee,
Texas,
Vermont,
Virginia,
West Virginia,
Wisconsin
Introduced into:
Albania,
Assam,
Austria,
Baltic States,
Belarus,
Belgium,
British Columbia,
Bulgaria,
California,
Caroline Is.,
Corse,
Costa Rica,
Czechoslovakia,
Denmark,
East Himalaya,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
Idaho,
India,
Ireland,
Italy,
Japan,
Kazakhstan,
Kirgizstan,
Korea,
Krym,
Kuril Is.,
Manitoba,
Marianas,
Nepal,
Netherlands,
Newfoundland,
Nicaragua,
North Caucasus,
Norway,
Oregon,
Panamá,
Poland,
Primorye,
Romania,
Réunion,
Sakhalin,
Saskatchewan,
Sicilia,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Taiwan,
Transcaucasus,
Turkey,
Ukraine,
Utah,
Uzbekistan,
Vietnam,
Washington,
West Himalaya,
Yugoslavia