Native to:
Albania,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Central European Russia,
Corse,
Czechoslovakia,
East Aegean Is.,
Finland,
France,
Germany,
Greece,
Hungary,
Iran,
Iraq,
Italy,
Krym,
Lebanon-Syria,
Netherlands,
North Caucasus,
North European Russia,
Northwest European Russia,
Poland,
Romania,
Sweden,
Switzerland,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Ukraine,
Yugoslavia
Introduced into:
British Columbia,
Connecticut,
Delaware,
Georgia,
Illinois,
Indiana,
Iowa,
Labrador,
Maine,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Montana,
New Brunswick,
New Hampshire,
New Jersey,
New York,
Newfoundland,
North Carolina,
Nova Scotia,
Ohio,
Ontario,
Pennsylvania,
Prince Edward I.,
Québec,
Rhode I.,
South Carolina,
Vermont,
Virginia,
Washington,
West Virginia,
Wisconsin