Native to:
Afghanistan,
Albania,
Altay,
Austria,
Baleares,
Belarus,
Belgium,
Bulgaria,
Buryatiya,
Central European Rus,
China North-Central,
China Southeast,
Chita,
Corse,
Czechoslovakia,
East European Russia,
France,
Germany,
Greece,
Hungary,
Inner Mongolia,
Iran,
Iraq,
Irkutsk,
Italy,
Kazakhstan,
Kirgizstan,
Korea,
Krasnoyarsk,
Kriti,
Krym,
Manchuria,
Mongolia,
Netherlands,
North Caucasus,
Pakistan,
Palestine,
Portugal,
Qinghai,
Romania,
Sardegna,
Sicilia,
South European Russi,
Spain,
Tadzhikistan,
Tibet,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Tuva,
Ukraine,
Uzbekistan,
West Himalaya,
West Siberia,
Xinjiang,
Yugoslavia
Introduced into:
Alabama,
Alberta,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Arkansas,
Azores,
Baltic States,
British Columbia,
California,
Canary Is.,
Colorado,
Connecticut,
Delaware,
Denmark,
District of Columbia,
Finland,
Georgia,
Great Britain,
Hawaii,
Idaho,
Illinois,
Indiana,
Iowa,
Ireland,
Japan,
Kansas,
Kentucky,
Labrador,
Louisiana,
Madeira,
Maine,
Manitoba,
Maryland,
Massachusetts,
Mexico Northeast,
Mexico Northwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Montana,
Nebraska,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New York,
Newfoundland,
North Carolina,
North Dakota,
North European Russi,
Northwest European R,
Norway,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Poland,
Primorye,
Prince Edward I.,
Québec,
Rhode I.,
Saskatchewan,
South Carolina,
South Dakota,
Sweden,
Switzerland,
Tennessee,
Texas,
Utah,
Vermont,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming,
Yakutskiya