Native to:
Alaska,
Albania,
Alberta,
Altay,
Amur,
Argentina South,
Austria,
Baltic States,
Belarus,
Belgium,
British Columbia,
Bulgaria,
Buryatiya,
Central European Rus,
China North-Central,
China South-Central,
Chita,
Corse,
Czechoslovakia,
Denmark,
East European Russia,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
Inner Mongolia,
Iran,
Iraq,
Ireland,
Irkutsk,
Italy,
Japan,
Kamchatka,
Kazakhstan,
Kirgizstan,
Korea,
Krasnoyarsk,
Krym,
Kuril Is.,
Magadan,
Manchuria,
Manitoba,
Mongolia,
Morocco,
Netherlands,
North Caucasus,
North European Russi,
Northwest European R,
Northwest Territorie,
Norway,
Ontario,
Poland,
Portugal,
Primorye,
Qinghai,
Romania,
Sakhalin,
Saskatchewan,
Sicilia,
South European Russi,
Spain,
Sweden,
Switzerland,
Tibet,
Transcaucasus,
Turkey,
Tuva,
Ukraine,
Uzbekistan,
West Siberia,
Yakutskiya,
Yugoslavia,
Yukon
Introduced into:
Argentina Northeast,
Colorado,
Connecticut,
Illinois,
Massachusetts,
New Hampshire,
New York,
New Zealand North,
New Zealand South,
Ohio,
Oregon,
Pennsylvania,
Tasmania,
Vermont,
Washington,
Wisconsin