Native to:
Afghanistan,
Alaska,
Alberta,
Altay,
Amur,
Austria,
Baltic States,
Belarus,
British Columbia,
Buryatiya,
California,
Central European Rus,
China North-Central,
China South-Central,
China Southeast,
Chita,
Colorado,
Czechoslovakia,
East European Russia,
Finland,
France,
Hungary,
Idaho,
Illinois,
Inner Mongolia,
Iowa,
Iran,
Irkutsk,
Italy,
Japan,
Kamchatka,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Krym,
Magadan,
Manchuria,
Manitoba,
Michigan,
Minnesota,
Mongolia,
Montana,
Nebraska,
Nevada,
New Mexico,
North Caucasus,
North Dakota,
North European Russi,
Northwest European R,
Northwest Territorie,
Nunavut,
Ontario,
Oregon,
Poland,
Primorye,
Qinghai,
Québec,
Romania,
Saskatchewan,
South Dakota,
South European Russi,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Texas,
Tibet,
Transcaucasus,
Turkey,
Turkmenistan,
Tuva,
Ukraine,
Utah,
Uzbekistan,
Washington,
West Himalaya,
West Siberia,
Wisconsin,
Wyoming,
Xinjiang,
Yakutskiya,
Yugoslavia,
Yukon
Introduced into:
Aleutian Is.,
Germany,
Norway,
Tasmania