Native to:
Albania,
Algeria,
Altay,
Austria,
Azores,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Buryatiya,
Canary Is.,
Central European Russia,
Chita,
Corse,
Czechoslovakia,
Denmark,
East European Russia,
East Himalaya,
Finland,
France,
Føroyar,
Germany,
Great Britain,
Greece,
Hungary,
Iceland,
Iran,
Ireland,
Irkutsk,
Italy,
Kazakhstan,
Krasnoyarsk,
Krym,
Lebanon-Syria,
Madeira,
Morocco,
Netherlands,
North Caucasus,
North European Russia,
Northwest European Russia,
Norway,
Poland,
Portugal,
Romania,
Sardegna,
Sicilia,
South European Russia,
Spain,
Sweden,
Switzerland,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Ukraine,
West Himalaya,
West Siberia,
Xinjiang,
Yugoslavia
Introduced into:
Alaska,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arkansas,
Assam,
Bermuda,
Bolivia,
Brazil South,
Brazil Southeast,
British Columbia,
California,
Chile Central,
Chile South,
Colombia,
Colorado,
Connecticut,
Costa Rica,
Crozet Is.,
Delaware,
Ecuador,
Falkland Is.,
Greenland,
Guatemala,
Idaho,
Illinois,
Iowa,
Japan,
Kamchatka,
Kerguelen,
Khabarovsk,
Kuril Is.,
Labrador,
Maine,
Malaya,
Marion-Prince Edward Is.,
Maryland,
Massachusetts,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Southeast,
Mexico Southwest,
Michigan,
Minnesota,
Montana,
New Brunswick,
New Hampshire,
New Jersey,
New York,
New Zealand North,
Newfoundland,
North Carolina,
Northwest Territories,
Nova Scotia,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Philippines,
Primorye,
Prince Edward I.,
Québec,
Rhode I.,
Sakhalin,
South Georgia,
Tasmania,
Tristan da Cunha,
Utah,
Venezuela,
Vermont,
Washington,
West Virginia,
Wisconsin