Native to:
Afghanistan,
Albania,
Altay,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Buryatiya,
Central European Rus,
China North-Central,
China South-Central,
Chita,
Corse,
Czechoslovakia,
Denmark,
East Aegean Is.,
East European Russia,
Ethiopia,
Finland,
France,
Føroyar,
Germany,
Great Britain,
Greece,
Hungary,
Iceland,
India,
Iran,
Iraq,
Ireland,
Italy,
Kazakhstan,
Kirgizstan,
Krasnoyarsk,
Krym,
Lebanon-Syria,
Manchuria,
Mongolia,
Morocco,
Nepal,
Netherlands,
North Caucasus,
North European Russi,
Northwest European R,
Norway,
Pakistan,
Poland,
Portugal,
Qinghai,
Romania,
Sardegna,
Sicilia,
South European Russi,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Ukraine,
Uzbekistan,
West Himalaya,
West Siberia,
Xinjiang,
Yemen,
Yugoslavia
Introduced into:
Illinois,
Irkutsk,
Khabarovsk,
Kuril Is.,
Magadan,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
Primorye,
Sakhalin,
Tuva,
Vermont,
Washington,
Wisconsin,
Yakutskiya