Native to:
Assam,
Bismarck Archipelago,
Borneo,
Cambodia,
China North-Central,
China South-Central,
China Southeast,
East Himalaya,
India,
Jawa,
Laos,
Myanmar,
Nepal,
New Guinea,
Philippines,
Sri Lanka,
Sulawesi,
Taiwan,
Thailand,
Vietnam,
West Himalaya
Introduced into:
Argentina Northeast,
Argentina Northwest,
Bolivia,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Cameroon,
Cape Provinces,
Colombia,
Comoros,
El Salvador,
Ethiopia,
Guatemala,
Gulf of Guinea Is.,
Hawaii,
KwaZulu-Natal,
Lesser Sunda Is.,
Malawi,
Marquesas,
Mauritius,
New South Wales,
New Zealand North,
New Zealand South,
Northern Provinces,
Peru,
Puerto Rico,
Queensland,
Rodrigues,
Rwanda,
Réunion,
Society Is.,
Swaziland,
Tanzania,
Trinidad-Tobago,
Tubuai Is.,
Uganda,
Vanuatu,
Victoria,
Zambia,
Zimbabwe