Native to:
Alabama,
Argentina South,
Arkansas,
Assam,
Bolivia,
Borneo,
Cambodia,
Chile Central,
Chile South,
China North-Central,
China South-Central,
China Southeast,
Colombia,
Costa Rica,
Delaware,
District of Columbia,
East Himalaya,
Ecuador,
El Salvador,
Florida,
Georgia,
Guatemala,
Hainan,
Hawaii,
Honduras,
Illinois,
Indiana,
Inner Mongolia,
Japan,
Jawa,
Kansas,
Kazan-retto,
Kentucky,
Korea,
Kuril Is.,
Laos,
Lesser Sunda Is.,
Louisiana,
Malaya,
Maryland,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Missouri,
Myanmar,
Nansei-shoto,
Nepal,
New Guinea,
New Jersey,
New York,
Nicaragua,
North Carolina,
Ohio,
Oklahoma,
Panamá,
Pennsylvania,
Peru,
Philippines,
Qinghai,
Sakhalin,
South Carolina,
Sulawesi,
Taiwan,
Tennessee,
Thailand,
Tibet,
Venezuela,
Vermont,
Vietnam,
Virginia,
West Himalaya,
West Virginia
Introduced into:
Albania,
Azores,
Canary Is.,
Connecticut,
France,
Great Britain,
Italy,
Juan Fernández Is.,
Madeira,
Maine,
Massachusetts,
Mauritius,
New Brunswick,
New Hampshire,
New Zealand North,
New Zealand South,
Nova Scotia,
Ontario,
Portugal,
Rhode I.,
Réunion,
South European Russia,
Spain,
Trinidad-Tobago,
Tristan da Cunha