Native to:
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southwest
Introduced into:
Afghanistan,
Alabama,
Andaman Is.,
Angola,
Arizona,
Arkansas,
Assam,
Austria,
Baltic States,
Bangladesh,
Belarus,
Belgium,
Benin,
Bolivia,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Bulgaria,
California,
Cameroon,
Canary Is.,
Cape Provinces,
Caroline Is.,
Colombia,
Colorado,
Connecticut,
Costa Rica,
Cuba,
Czechoslovakia,
Delaware,
Dominican Republic,
East European Russia,
East Himalaya,
El Salvador,
Eritrea,
Ethiopia,
Florida,
France,
Free State,
Georgia,
Germany,
Great Britain,
Guatemala,
Guinea,
Guyana,
Honduras,
Hungary,
Illinois,
India,
Iraq,
Ireland,
Italy,
Jawa,
Kansas,
Kazakhstan,
Kentucky,
Korea,
Krym,
KwaZulu-Natal,
Lesotho,
Louisiana,
Madeira,
Maine,
Maryland,
Massachusetts,
Mauritius,
Mexico Southeast,
Michigan,
Minnesota,
Missouri,
Mozambique,
Myanmar,
Nepal,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
Nicobar Is.,
North Carolina,
North Caucasus,
Northern Provinces,
Norway,
Ohio,
Oklahoma,
Ontario,
Pakistan,
Pennsylvania,
Peru,
Poland,
Primorye,
Queensland,
Québec,
Rhode I.,
Romania,
Réunion,
South Carolina,
South European Russia,
Spain,
Tadzhikistan,
Taiwan,
Tennessee,
Texas,
Trinidad-Tobago,
Turkmenistan,
Ukraine,
Utah,
Uzbekistan,
Venezuela,
Vietnam,
Virginia,
West Virginia,
Wisconsin,
Wyoming,
Yugoslavia,
Zambia,
Zaïre,
Zimbabwe