Native to:
Alabama,
Angola,
Arkansas,
Assam,
Borneo,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
China North-Central,
China South-Central,
China Southeast,
Comoros,
Delaware,
District of Columbia,
East Himalaya,
Equatorial Guinea,
Eritrea,
Ethiopia,
Florida,
Gabon,
Georgia,
Guinea,
Gulf of Guinea Is.,
Hainan,
Illinois,
India,
Indiana,
Iowa,
Japan,
Jawa,
Kansas,
Kentucky,
Kenya,
Korea,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Louisiana,
Madagascar,
Maine,
Malawi,
Malaya,
Maluku,
Manchuria,
Maryland,
Massachusetts,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Michigan,
Minnesota,
Mississippi,
Missouri,
Mozambique,
Myanmar,
Nansei-shoto,
Nepal,
New Guinea,
New Hampshire,
New Jersey,
New York,
Nigeria,
North Carolina,
Northern Provinces,
Ohio,
Oklahoma,
Ontario,
Pakistan,
Pennsylvania,
Philippines,
Primorye,
Québec,
Rwanda,
Sierra Leone,
Solomon Is.,
South Carolina,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Tennessee,
Texas,
Thailand,
Tibet,
Uganda,
Vermont,
Vietnam,
Virginia,
West Himalaya,
West Virginia,
Wisconsin,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Mauritius,
Réunion