Native to:
Assam,
Bangladesh,
China North-Central,
China South-Central,
China Southeast,
East Himalaya,
Hainan,
India,
Japan,
Jawa,
Korea,
Laos,
Lesser Sunda Is.,
Malaya,
Myanmar,
Nansei-shoto,
Nepal,
Pakistan,
Philippines,
Sri Lanka,
Sulawesi,
Sumatera,
Taiwan,
Thailand,
Vietnam,
West Himalaya,
Yemen
Introduced into:
Angola,
Argentina Northeast,
Brazil South,
Brazil Southeast,
Burundi,
Cameroon,
Canary Is.,
Cape Provinces,
Cuba,
Dominican Republic,
DR Congo,
Eswatini,
Ethiopia,
Gabon,
Haiti,
Hawaii,
Honduras,
Iraq,
Jamaica,
Kenya,
Kermadec Is.,
KwaZulu-Natal,
Leeward Is.,
Liberia,
Madagascar,
Madeira,
Malawi,
Mauritius,
Mozambique,
New Caledonia,
New South Wales,
Nigeria,
Norfolk Is.,
Northern Provinces,
Peru,
Puerto Rico,
Queensland,
Rodrigues,
Rwanda,
Réunion,
Sierra Leone,
Society Is.,
Sudan-South Sudan,
Tanzania,
Uganda,
Windward Is.,
Zambia,
Zimbabwe