Native to:
Peru
Introduced into:
Alabama,
Alaska,
Andaman Is.,
Angola,
Arizona,
Arkansas,
Assam,
Austria,
Azores,
Bahamas,
Bangladesh,
Belarus,
Benin,
Bolivia,
British Columbia,
Bulgaria,
Burkina,
California,
Cambodia,
Cameroon,
Canary Is.,
Cape Verde,
Caroline Is.,
Central African Republic,
Chagos Archipelago,
Chatham Is.,
Christmas I.,
Colombia,
Comoros,
Connecticut,
Cook Is.,
Costa Rica,
Cuba,
Cyprus,
Czechoslovakia,
Delaware,
Dominican Republic,
East Aegean Is.,
East European Russia,
East Himalaya,
Ecuador,
Fiji,
Florida,
Galápagos,
Georgia,
Gilbert Is.,
Great Britain,
Gulf of Guinea Is.,
Haiti,
Hawaii,
Illinois,
India,
Indiana,
Iowa,
Ireland,
Ivory Coast,
Jawa,
Kansas,
Kazakhstan,
Kentucky,
Korea,
Laccadive Is.,
Laos,
Leeward Is.,
Line Is.,
Louisiana,
Madagascar,
Madeira,
Maine,
Malawi,
Mali,
Marianas,
Marquesas,
Marshall Is.,
Maryland,
Massachusetts,
Mauritania,
Mauritius,
Mexico Northwest,
Michigan,
Mississippi,
Missouri,
Montana,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nauru,
Nebraska,
Nepal,
Nevada,
New Brunswick,
New Caledonia,
New Hampshire,
New York,
New Zealand North,
Nicaragua,
Nicobar Is.,
Niue,
North Carolina,
North Dakota,
North European Russia,
Nova Scotia,
Ogasawara-shoto,
Ohio,
Ontario,
Oregon,
Pakistan,
Panamá,
Pennsylvania,
Philippines,
Pitcairn Is.,
Puerto Rico,
Québec,
Rhode I.,
Romania,
Réunion,
Samoa,
Saskatchewan,
Saudi Arabia,
Selvagens,
Society Is.,
South Carolina,
South European Russia,
Tadzhikistan,
Taiwan,
Tennessee,
Texas,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Turkey,
Turkmenistan,
Tuvalu,
Utah,
Uzbekistan,
Vanuatu,
Venezuela,
Vermont,
Vietnam,
Virginia,
Wake I.,
Wisconsin,
Zambia,
Zaïre,
Zimbabwe