Native to:
Alabama,
Arizona,
Arkansas,
British Columbia,
Colorado,
Connecticut,
Delaware,
Florida,
Georgia,
Illinois,
Indiana,
Iowa,
Kansas,
Kentucky,
Louisiana,
Maine,
Manitoba,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
Montana,
Nebraska,
New Brunswick,
New Hampshire,
New Mexico,
New York,
North Carolina,
North Dakota,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Pennsylvania,
Prince Edward I.,
Québec,
South Carolina,
South Dakota,
Tennessee,
Texas,
Vermont,
Virginia,
West Virginia,
Wisconsin,
Wyoming
Introduced into:
Altay,
Austria,
Baltic States,
Belarus,
Belgium,
Bolivia,
Bulgaria,
Colombia,
Czechoslovakia,
East European Russia,
Fiji,
Finland,
France,
Germany,
Great Britain,
Hungary,
Italy,
Japan,
Jawa,
Kazakhstan,
Korea,
Krym,
Kuril Is.,
Netherlands,
Norway,
Pakistan,
Poland,
Primorye,
Romania,
Sakhalin,
South European Russi,
Sweden,
Switzerland,
Tadzhikistan,
Taiwan,
Turkmenistan,
Ukraine,
Uzbekistan,
Yugoslavia