Native to:
Albania,
Austria,
Azores,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Central European Rus,
Corse,
Czechoslovakia,
Denmark,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
Iran,
Ireland,
Italy,
Kriti,
Krym,
Netherlands,
North Caucasus,
North European Russi,
Northwest European R,
Norway,
Poland,
Portugal,
Romania,
Sardegna,
Sicilia,
South European Russi,
Spain,
Sweden,
Switzerland,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Ukraine,
Yugoslavia
Introduced into:
Amsterdam-St.Paul Is,
Antipodean Is.,
Argentina Northeast,
Argentina Northwest,
Argentina South,
British Columbia,
California,
Chatham Is.,
Chile Central,
Chile South,
China Southeast,
Colorado,
Connecticut,
Costa Rica,
Delaware,
Falkland Is.,
Idaho,
Irkutsk,
Japan,
Korea,
Madeira,
Maine,
Maryland,
Massachusetts,
Michigan,
Montana,
New Hampshire,
New Jersey,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
North Carolina,
Nova Scotia,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Québec,
Rhode I.,
Sakhalin,
South Australia,
Tasmania,
Tennessee,
Vermont,
Victoria,
Virginia,
Washington,
West Himalaya,
West Virginia,
Western Australia,
Wisconsin