Native to:
Assam,
Bangladesh,
Belize,
Bismarck Archipelago,
Bolivia,
Borneo,
Brazil South,
Brazil Southeast,
Caroline Is.,
Chatham Is.,
China South-Central,
China Southeast,
Colombia,
Cook Is.,
Costa Rica,
Cuba,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Fiji,
Guatemala,
Hainan,
Honduras,
India,
Jamaica,
Jawa,
Kazan-retto,
Laos,
Lesser Sunda Is.,
Malaya,
Maluku,
Marianas,
Marquesas,
Mexico Central,
Mexico Gulf,
Mexico Southeast,
Mexico Southwest,
Myanmar,
Nansei-shoto,
Nepal,
New Caledonia,
New Guinea,
New South Wales,
New Zealand North,
New Zealand South,
Nicaragua,
Nicobar Is.,
Norfolk Is.,
Ogasawara-shoto,
Panamá,
Peru,
Philippines,
Pitcairn Is.,
Queensland,
Samoa,
Santa Cruz Is.,
Society Is.,
Solomon Is.,
Sri Lanka,
Sulawesi,
Sumatera,
Taiwan,
Thailand,
Tibet,
Tonga,
Tubuai Is.,
Vanuatu,
Victoria,
Vietnam,
Wallis-Futuna Is.
Introduced into:
Azores,
Cape Provinces,
Hawaii,
KwaZulu-Natal,
Madeira,
Mauritius,
Réunion,
Tanzania,
Tasmania,
Western Australia