Native to:
Assam,
Bangladesh,
Borneo,
Cambodia,
China South-Central,
China Southeast,
East Himalaya,
Hainan,
Laos,
Malaya,
Myanmar,
Nepal,
Sumatera,
Taiwan,
Thailand,
Tibet,
Vietnam,
West Himalaya
Introduced into:
Ascension,
Azores,
Baleares,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
California,
Canary Is.,
Cape Verde,
Caroline Is.,
China North-Central,
Colombia,
Comoros,
Corse,
Ecuador,
El Salvador,
Florida,
France,
Galápagos,
Georgia,
Guatemala,
Gulf of Guinea Is.,
Honduras,
India,
Italy,
Japan,
Korea,
Kriti,
Louisiana,
Madeira,
Marianas,
Marshall Is.,
Mauritius,
Mexico Southeast,
New South Wales,
New Zealand North,
Nicaragua,
Panamá,
Portugal,
Queensland,
Réunion,
Sardegna,
Sicilia,
Spain,
St.Helena,
Trinidad-Tobago,
Uzbekistan