Doubtfully present in:
Hainan
Native to:
Afghanistan,
Alabama,
Amur,
Arkansas,
Assam,
Buryatiya,
Cambodia,
China North-Central,
China South-Central,
China Southeast,
Chita,
Connecticut,
Delaware,
District of Columbia,
East Himalaya,
Florida,
Georgia,
Illinois,
India,
Indiana,
Inner Mongolia,
Iowa,
Irkutsk,
Japan,
Jawa,
Kansas,
Kentucky,
Khabarovsk,
Korea,
Kuril Is.,
Laos,
Lesser Sunda Is.,
Louisiana,
Maine,
Malaya,
Manchuria,
Maryland,
Massachusetts,
Mexico Northeast,
Michigan,
Minnesota,
Mississippi,
Missouri,
Mongolia,
Myanmar,
Nansei-shoto,
Nebraska,
Nepal,
New Guinea,
New Jersey,
New South Wales,
New York,
North Carolina,
Ohio,
Oklahoma,
Ontario,
Pakistan,
Pennsylvania,
Philippines,
Primorye,
Qinghai,
Queensland,
Rhode I.,
Sakhalin,
South Carolina,
Sumatera,
Taiwan,
Tennessee,
Texas,
Thailand,
Tibet,
Vermont,
Victoria,
Vietnam,
Virginia,
West Himalaya,
West Virginia,
Wisconsin,
Xinjiang
Introduced into:
Arizona,
Baltic States,
Belarus,
Central European Russia,
Dominican Republic,
East European Russia,
Hawaii,
Kirgizstan,
KwaZulu-Natal,
Northern Provinces,
Transcaucasus,
Ukraine,
Uzbekistan