Native to:
Argentina Northeast,
Argentina Northwest,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Ecuador,
Paraguay,
Uruguay
Introduced into:
Angola,
Assam,
Bangladesh,
Benin,
Botswana,
Burkina,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Central African Repu,
Chad,
China Southeast,
Christmas I.,
Congo,
East Himalaya,
Eritrea,
Ethiopia,
Free State,
Gabon,
Ghana,
Guinea,
Hainan,
Hawaii,
India,
Ivory Coast,
Jamaica,
Jawa,
Kenya,
KwaZulu-Natal,
Laos,
Lesotho,
Madeira,
Malawi,
Malaya,
Marianas,
Mauritius,
Mozambique,
Myanmar,
Namibia,
Nepal,
New Caledonia,
New South Wales,
Niger,
Northern Provinces,
Northern Territory,
Ogasawara-shoto,
Pakistan,
Philippines,
Queensland,
Rwanda,
Réunion,
Socotra,
South Australia,
South China Sea,
Sri Lanka,
Sudan,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Uganda,
Vietnam,
West Himalaya,
Western Australia,
Zambia,
Zaïre,
Zimbabwe