Native to:
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
California,
Chile Central,
Chile North,
Colorado,
Kansas,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Nevada,
New Mexico,
Oklahoma,
Paraguay,
Texas,
Uruguay,
Utah
Introduced into:
Alabama,
Albania,
Algeria,
Arkansas,
Aruba,
Bahamas,
Bulgaria,
Cape Provinces,
Corse,
Cuba,
Cyprus,
East Aegean Is.,
Egypt,
Florida,
France,
Free State,
Georgia,
Germany,
Greece,
Gulf States,
Hawaii,
Idaho,
Illinois,
India,
Indiana,
Iran,
Iraq,
Italy,
Kentucky,
Kriti,
KwaZulu-Natal,
Lebanon-Syria,
Leeward Is.,
Libya,
Louisiana,
Maryland,
Mississippi,
Missouri,
Morocco,
Namibia,
Nebraska,
Netherlands Antilles,
New South Wales,
North Carolina,
Northern Provinces,
Northern Territory,
NW. Balkan Pen.,
Oregon,
Pakistan,
Palestine,
Portugal,
Puerto Rico,
Queensland,
Sardegna,
Sicilia,
Sinai,
South Australia,
South Carolina,
Spain,
Tennessee,
Tunisia,
Victoria,
Washington,
Western Australia