Native to:
Afghanistan,
Albania,
Alberta,
Altay,
Amur,
Austria,
Baltic States,
Belarus,
British Columbia,
Bulgaria,
Buryatiya,
California,
China North-Central,
China South-Central,
Chita,
Czechoslovakia,
East European Russia,
Finland,
France,
Germany,
Idaho,
Inner Mongolia,
Irkutsk,
Italy,
Japan,
Kamchatka,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Kuril Is.,
Magadan,
Manchuria,
Manitoba,
Mongolia,
Montana,
Nevada,
North European Russi,
Northwest European R,
Oregon,
Pakistan,
Primorye,
Qinghai,
Romania,
Sakhalin,
South European Russi,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Tuva,
Ukraine,
Uzbekistan,
Washington,
West Himalaya,
West Siberia,
Wyoming,
Xinjiang,
Yakutskiya,
Yugoslavia
Introduced into:
Norway,
Ontario