Native to:
Albania,
Altay,
Amur,
Austria,
Azores,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Buryatiya,
Central European Rus,
Chita,
Corse,
Czechoslovakia,
Denmark,
East European Russia,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
Iran,
Ireland,
Irkutsk,
Italy,
Kamchatka,
Kazakhstan,
Kirgizstan,
Krasnoyarsk,
Krym,
Kuril Is.,
Netherlands,
North Caucasus,
North European Russi,
Northwest European R,
Norway,
Poland,
Portugal,
Primorye,
Romania,
Sakhalin,
Sardegna,
Sicilia,
South European Russi,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Tuva,
Ukraine,
Uzbekistan,
West Siberia,
Yakutskiya,
Yugoslavia
Introduced into:
Alaska,
Alberta,
Antipodean Is.,
Arizona,
Arkansas,
Bolivia,
British Columbia,
California,
Cameroon,
Cape Provinces,
Chatham Is.,
Colombia,
Colorado,
Connecticut,
Costa Rica,
Cuba,
Dominican Republic,
El Salvador,
Eritrea,
Ethiopia,
Falkland Is.,
Florida,
Føroyar,
Haiti,
Hawaii,
Honduras,
Iceland,
Idaho,
Illinois,
India,
Indiana,
Iowa,
Kansas,
Korea,
KwaZulu-Natal,
Labrador,
Madeira,
Massachusetts,
Mauritius,
Mexico Central,
Mexico Southeast,
Michigan,
Minnesota,
Missouri,
Montana,
Nepal,
Nevada,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
North Dakota,
Northern Provinces,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pakistan,
Pennsylvania,
Peru,
Québec,
Saskatchewan,
South Australia,
South Carolina,
South Dakota,
Sri Lanka,
Tasmania,
Tennessee,
Tristan da Cunha,
Uruguay,
Utah,
Venezuela,
Victoria,
Virginia,
Washington,
West Himalaya,
West Virginia,
Wisconsin,
Wyoming