Native to:
Iran,
North Caucasus,
Transcaucasus
Introduced into:
Afghanistan,
Alabama,
Alaska,
Albania,
Alberta,
Algeria,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Arkansas,
Ascension,
Austria,
Azores,
Baleares,
Baltic States,
Belarus,
Belgium,
Bolivia,
Brazil South,
Brazil Southeast,
British Columbia,
Bulgaria,
California,
Canary Is.,
Cape Provinces,
Central European Rus,
Chatham Is.,
Chile Central,
Chile North,
Chile South,
China South-Central,
China Southeast,
Colombia,
Colorado,
Connecticut,
Corse,
Costa Rica,
Cyprus,
Czechoslovakia,
Delaware,
Denmark,
District of Columbia,
East Aegean Is.,
East European Russia,
East Himalaya,
Ecuador,
Egypt,
Eritrea,
Ethiopia,
Finland,
Florida,
France,
Free State,
Galápagos,
Georgia,
Germany,
Great Britain,
Greece,
Hawaii,
Hungary,
Iceland,
Idaho,
Illinois,
India,
Indiana,
Iowa,
Iraq,
Ireland,
Italy,
Jamaica,
Japan,
Juan Fernández Is.,
Kansas,
Kazakhstan,
Kentucky,
Kenya,
Kirgizstan,
Korea,
Kriti,
Krym,
Kuril Is.,
KwaZulu-Natal,
Lebanon-Syria,
Lesotho,
Lesser Sunda Is.,
Libya,
Louisiana,
Madeira,
Maine,
Manitoba,
Maryland,
Massachusetts,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Montana,
Morocco,
Nebraska,
Nepal,
Netherlands,
Nevada,
New Brunswick,
New Guinea,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
Norfolk Is.,
North Carolina,
Northern Provinces,
Northern Territory,
Northwest European R,
Northwest Territorie,
Norway,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pakistan,
Palestine,
Panamá,
Pennsylvania,
Peru,
Poland,
Portugal,
Primorye,
Prince Edward I.,
Queensland,
Québec,
Rhode I.,
Romania,
Sakhalin,
Sardegna,
Saskatchewan,
Sicilia,
South Australia,
South Carolina,
South Dakota,
South European Russi,
South Georgia,
Spain,
Sri Lanka,
St.Helena,
Sweden,
Switzerland,
Tadzhikistan,
Taiwan,
Tasmania,
Tennessee,
Texas,
Tibet,
Turkey,
Turkey-in-Europe,
Ukraine,
Uruguay,
Utah,
Uzbekistan,
Venezuela,
Vermont,
Victoria,
Virginia,
Washington,
West Himalaya,
West Virginia,
Western Australia,
Wisconsin,
Wyoming,
Xinjiang,
Yemen,
Yugoslavia