Doubtfully present in:
Belarus
Native to:
Alaska,
Aleutian Is.,
Altay,
Baltic States,
British Columbia,
Bulgaria,
Buryatiya,
California,
Central European Rus,
Colorado,
Denmark,
East European Russia,
Ethiopia,
Finland,
France,
Great Britain,
Greenland,
Iceland,
Idaho,
Ireland,
Irkutsk,
Kamchatka,
Kenya,
Krasnoyarsk,
Kuril Is.,
Labrador,
Magadan,
Maine,
Manitoba,
Michigan,
Minnesota,
New Hampshire,
New York,
Newfoundland,
North European Russi,
Northwest European R,
Northwest Territorie,
Norway,
Nova Scotia,
Ontario,
Oregon,
Québec,
Sakhalin,
Saskatchewan,
Spain,
Sweden,
Tanzania,
Uganda,
Utah,
Vermont,
Washington,
West Siberia,
Wyoming,
Yakutskiya,
Yukon,
Zaïre
Extinct in:
Belgium,
Germany,
Netherlands