Native to:
Albania,
Altay,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Central European Rus,
Corse,
Cyprus,
Czechoslovakia,
Denmark,
East Aegean Is.,
East European Russia,
Finland,
France,
Germany,
Great Britain,
Hungary,
Ireland,
Irkutsk,
Italy,
Kazakhstan,
Kirgizstan,
Krasnoyarsk,
Krym,
Netherlands,
North Caucasus,
Northwest European R,
Norway,
Poland,
Portugal,
Romania,
Sardegna,
Sicilia,
South European Russi,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Ukraine,
Uzbekistan,
West Siberia,
Xinjiang,
Yugoslavia
Introduced into:
Alaska,
Alberta,
Algeria,
Argentina Northwest,
Argentina South,
Arkansas,
British Columbia,
Buryatiya,
Cape Provinces,
Chile Central,
Chile South,
Connecticut,
Delaware,
District of Columbia,
Free State,
Georgia,
Idaho,
Illinois,
Indiana,
Iowa,
Kansas,
Kentucky,
Khabarovsk,
Lesotho,
Louisiana,
Maine,
Manitoba,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
Montana,
Morocco,
Nebraska,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
North Carolina,
Northern Provinces,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Primorye,
Prince Edward I.,
Queensland,
Québec,
Rhode I.,
Sakhalin,
Saskatchewan,
South Australia,
South Carolina,
South Dakota,
Tasmania,
Tennessee,
Texas,
Utah,
Vermont,
Victoria,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming