Native to:
Andaman Is.,
Assam,
Bangladesh,
Bismarck Archipelago,
Borneo,
Cambodia,
China South-Central,
China Southeast,
East Himalaya,
Hainan,
India,
Japan,
Jawa,
Laccadive Is.,
Laos,
Lesser Sunda Is.,
Malaya,
Maluku,
Myanmar,
Nansei-shoto,
Nepal,
New Guinea,
New South Wales,
Nicobar Is.,
Philippines,
Queensland,
Solomon Is.,
Sri Lanka,
Sulawesi,
Sumatera,
Taiwan,
Thailand,
Vietnam,
West Himalaya
Introduced into:
Ascension,
Brazil Northeast,
Caroline Is.,
Chagos Archipelago,
Comoros,
Cook Is.,
Costa Rica,
Cuba,
Dominican Republic,
Fiji,
Galápagos,
Gilbert Is.,
Guinea,
Gulf of Guinea Is.,
Haiti,
Hawaii,
Honduras,
Jamaica,
Kermadec Is.,
Leeward Is.,
Maldives,
Marianas,
Marquesas,
Marshall Is.,
New Caledonia,
New Zealand North,
Nicaragua,
Niue,
Ogasawara-shoto,
Paraguay,
Portugal,
Puerto Rico,
Samoa,
Seychelles,
Society Is.,
St.Helena,
Sudan,
Tibet,
Tokelau-Manihiki,
Tonga,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Vanuatu,
Venezuela,
Venezuelan Antilles,
Windward Is.