Native to:
Alabama,
Arkansas,
Bahamas,
China North-Central,
China South-Central,
China Southeast,
Connecticut,
Cuba,
District of Columbia,
Dominican Republic,
Florida,
Georgia,
Haiti,
Illinois,
Indiana,
Inner Mongolia,
Iowa,
Jamaica,
Kansas,
Kentucky,
Louisiana,
Manchuria,
Massachusetts,
Michigan,
Mississippi,
Missouri,
Nebraska,
New Hampshire,
New Mexico,
New York,
North Carolina,
North Dakota,
Ohio,
Oklahoma,
Pennsylvania,
Qinghai,
South Carolina,
South Dakota,
Tennessee,
Texas,
Utah,
Vermont,
Virginia,
West Virginia,
Xinjiang
Introduced into:
Bulgaria,
Cayman Is.,
Colorado,
Czechoslovakia,
Germany,
Hawaii,
Hungary,
Italy,
Japan,
Korea,
Leeward Is.,
Marianas,
Maryland,
Minnesota,
Ontario,
Oregon,
Philippines,
Puerto Rico,
Romania,
South European Russia,
Spain,
Trinidad-Tobago,
West Himalaya,
Windward Is.,
Wisconsin