Native to:
Albania,
Austria,
Baleares,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Central European Rus,
Corse,
Czechoslovakia,
Denmark,
East Aegean Is.,
France,
Germany,
Great Britain,
Greece,
Hungary,
Ireland,
Italy,
Kriti,
Netherlands,
North Caucasus,
Northwest European R,
Norway,
Poland,
Portugal,
Romania,
Sardegna,
Sicilia,
South European Russi,
Spain,
Sweden,
Switzerland,
Turkey,
Turkey-in-Europe,
Ukraine,
Yugoslavia
Introduced into:
Alabama,
Argentina Northeast,
Argentina Northwest,
Hawaii,
Illinois,
Juan Fernández Is.,
Kentucky,
Maryland,
Morocco,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Oregon,
Queensland,
South Australia,
Tasmania,
Victoria,
Western Australia