Native to:
Afghanistan,
Albania,
Altay,
Amur,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Buryatiya,
Central European Russia,
China North-Central,
Corse,
Czechoslovakia,
Denmark,
East European Russia,
East Himalaya,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
Inner Mongolia,
Iran,
Italy,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Krym,
Kuril Is.,
Lebanon-Syria,
Manchuria,
Mongolia,
Nepal,
Netherlands,
North Caucasus,
Northwest European Russia,
Norway,
Pakistan,
Poland,
Portugal,
Primorye,
Romania,
Sakhalin,
Sicilia,
South European Russia,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Transcaucasus,
Turkey,
Ukraine,
West Himalaya,
West Siberia,
Xinjiang,
Yugoslavia
Introduced into:
Alabama,
Arkansas,
Connecticut,
Delaware,
District of Columbia,
Florida,
Georgia,
Illinois,
Indiana,
Iowa,
Japan,
Kentucky,
Louisiana,
Maine,
Massachusetts,
Michigan,
Minnesota,
Mississippi,
New Hampshire,
New Jersey,
New York,
North Carolina,
Ohio,
Oklahoma,
Ontario,
Pennsylvania,
Québec,
Rhode I.,
South Carolina,
Tennessee,
Texas,
Vermont,
Virginia,
West Virginia,
Wisconsin