Native to:
Andaman Is.,
Assam,
Bangladesh,
Bismarck Archipelago,
Borneo,
Cambodia,
Caroline Is.,
China South-Central,
China Southeast,
Christmas I.,
Comoros,
East Himalaya,
Fiji,
Hainan,
India,
Jawa,
Kenya,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Madagascar,
Malaya,
Maluku,
Marianas,
Mozambique,
Myanmar,
Nansei-shoto,
Nauru,
Nepal,
New Caledonia,
New Guinea,
Nicobar Is.,
Northern Territory,
Philippines,
Queensland,
Réunion,
Samoa,
Seychelles,
Solomon Is.,
Somalia,
Sri Lanka,
Sulawesi,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Tibet,
Tonga,
Vanuatu,
Vietnam,
Wallis-Futuna Is.,
West Himalaya
Introduced into:
Brazil North,
Brazil Northeast,
Brazil Southeast,
Brazil West-Central,
Cook Is.,
Hawaii,
Leeward Is.,
Niue,
Ogasawara-shoto,
Society Is.,
Trinidad-Tobago,
Tuamotu,
Zaïre