Native to:
Afghanistan,
Alaska,
Aleutian Is.,
Altay,
Baltic States,
Belarus,
British Columbia,
Buryatiya,
Central European Russia,
China North-Central,
China South-Central,
Chita,
Colorado,
Denmark,
East European Russia,
Finland,
France,
Germany,
Great Britain,
Greenland,
Iceland,
Ireland,
Irkutsk,
Kamchatka,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Krasnoyarsk,
Magadan,
Manitoba,
Mongolia,
Montana,
New Mexico,
North Caucasus,
North European Russia,
Northwest European Russia,
Northwest Territories,
Norway,
Nunavut,
Ontario,
Pakistan,
Poland,
Québec,
Romania,
Svalbard,
Sweden,
Switzerland,
Tadzhikistan,
Tibet,
Transcaucasus,
Turkey,
Tuva,
Ukraine,
Utah,
Uzbekistan,
West Himalaya,
West Siberia,
Xinjiang,
Yakutskiya,
Yukon
Extinct in:
Austria,
Czechoslovakia,
Netherlands