Native to:
Afghanistan,
Albania,
Algeria,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Central European Rus,
Corse,
Cyprus,
Czechoslovakia,
Denmark,
East Aegean Is.,
East European Russia,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
Iran,
Iraq,
Ireland,
Italy,
Kazakhstan,
Kirgizstan,
Krym,
Lebanon-Syria,
Morocco,
Myanmar,
Nepal,
Netherlands,
North Caucasus,
North European Russi,
Northwest European R,
Norway,
Pakistan,
Palestine,
Poland,
Portugal,
Romania,
Sicilia,
South European Russi,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Tibet,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Ukraine,
Uzbekistan,
West Himalaya,
Xinjiang,
Yugoslavia
Introduced into:
Alabama,
Argentina South,
British Columbia,
Colorado,
Connecticut,
Delaware,
District of Columbia,
Idaho,
Illinois,
Indiana,
Iowa,
Kansas,
Kentucky,
Korea,
Maine,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
Montana,
Nebraska,
New Hampshire,
New Jersey,
New York,
New Zealand South,
Newfoundland,
North Carolina,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Primorye,
Rhode I.,
South Dakota,
Tennessee,
Utah,
Vermont,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming