Native to:
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
British Columbia,
California,
Chile Central,
Chile North,
Chile South,
Colombia,
Colorado,
Idaho,
Maine,
Mexico Central,
Mexico Northeast,
Mexico Northwest,
Nevada,
Oregon,
Paraguay,
Peru,
Uruguay,
Utah,
Venezuela,
Washington
Introduced into:
Austria,
Belgium,
Cape Provinces,
Czechoslovakia,
Eritrea,
Ethiopia,
Florida,
France,
Free State,
Germany,
Great Britain,
Italy,
Japan,
Krym,
KwaZulu-Natal,
Lesotho,
Maryland,
Massachusetts,
Myanmar,
Namibia,
New Caledonia,
Northern Provinces,
Ontario,
Palestine,
Portugal,
Spain,
Switzerland,
Tadzhikistan,
Vanuatu