Native to:
Albania,
Altay,
Amur,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Buryatiya,
Central European Russia,
China North-Central,
Corse,
Czechoslovakia,
Denmark,
East European Russia,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
Iceland,
Inner Mongolia,
Iran,
Ireland,
Irkutsk,
Italy,
Kamchatka,
Kazakhstan,
Khabarovsk,
Korea,
Krasnoyarsk,
Krym,
Magadan,
Manchuria,
Mongolia,
Netherlands,
North Caucasus,
North European Russia,
Northwest European Russia,
Norway,
Poland,
Portugal,
Primorye,
Romania,
Sardegna,
Sicilia,
Spain,
Sweden,
Switzerland,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Tuva,
Ukraine,
West Siberia,
Yakutskiya,
Yugoslavia
Introduced into:
Alaska,
Alberta,
Argentina South,
British Columbia,
California,
Colorado,
Connecticut,
Delaware,
District of Columbia,
Falkland Is.,
Idaho,
Illinois,
Indiana,
Iowa,
Maine,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Montana,
Nebraska,
New Brunswick,
New Hampshire,
New Jersey,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
North Dakota,
Nova Scotia,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Prince Edward I.,
Québec,
Rhode I.,
Saskatchewan,
South Carolina,
South Dakota,
Tasmania,
Utah,
Vermont,
Washington,
West Virginia,
Wisconsin,
Wyoming