Native to:
China North-Central,
China South-Central,
China Southeast
Introduced into:
Afghanistan,
Alabama,
Albania,
Algeria,
Andaman Is.,
Arkansas,
Assam,
Bangladesh,
Belize,
Benin,
Bolivia,
Borneo,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Bulgaria,
Burkina,
Burundi,
California,
Cambodia,
Cameroon,
Canary Is.,
Central African Republic,
Chad,
Chile Central,
Colombia,
Comoros,
Costa Rica,
Cuba,
Cyprus,
Czechia-Slovakia,
Dominican Republic,
DR Congo,
East Himalaya,
Ecuador,
Egypt,
El Salvador,
Equatorial Guinea,
France,
Gambia,
Georgia,
Greece,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Hainan,
Haiti,
Honduras,
Hungary,
Illinois,
India,
Inner Mongolia,
Iran,
Iraq,
Italy,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kazakhstan,
Khabarovsk,
Korea,
Krym,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Louisiana,
Madagascar,
Malaya,
Mali,
Manchuria,
Mauritania,
Mauritius,
Mexico Gulf,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Missouri,
Morocco,
Mozambique,
Myanmar,
Nansei-shoto,
Nepal,
New Guinea,
New South Wales,
Nicaragua,
Nicobar Is.,
Niger,
North Carolina,
Northern Territory,
NW. Balkan Pen.,
Oklahoma,
Pakistan,
Palestine,
Panamá,
Peru,
Philippines,
Portugal,
Primorye,
Puerto Rico,
Qinghai,
Queensland,
Romania,
Rwanda,
Santa Cruz Is.,
Saudi Arabia,
Senegal,
Seychelles,
South Carolina,
South European Russia,
Spain,
Sri Lanka,
Sumatera,
Tadzhikistan,
Taiwan,
Tanzania,
Tennessee,
Texas,
Thailand,
Togo,
Trinidad-Tobago,
Turkmenistan,
Türkiye,
Türkiye-in-Europe,
Ukraine,
Uzbekistan,
Venezuela,
Vietnam,
Virginia,
West Himalaya,
Western Australia,
Windward Is.,
Xinjiang,
Yemen