Doubtfully present in:
Baltic States
Native to:
Alaska,
Albania,
Alberta,
Aleutian Is.,
Altay,
Austria,
Belarus,
Belgium,
British Columbia,
Bulgaria,
Buryatiya,
California,
Central European Rus,
Chita,
Czechoslovakia,
Denmark,
East European Russia,
Finland,
France,
Føroyar,
Germany,
Great Britain,
Greenland,
Iceland,
Ireland,
Irkutsk,
Kamchatka,
Krasnoyarsk,
Labrador,
Magadan,
Maine,
Manitoba,
Michigan,
Mongolia,
Netherlands,
New Brunswick,
New Hampshire,
New York,
Newfoundland,
North European Russi,
Northwest European R,
Northwest Territorie,
Norway,
Nova Scotia,
Nunavut,
Ontario,
Oregon,
Poland,
Prince Edward I.,
Québec,
Romania,
Saskatchewan,
Spain,
Svalbard,
Sweden,
Switzerland,
Tuva,
Ukraine,
Vermont,
Washington,
West Siberia,
Yakutskiya,
Yugoslavia,
Yukon
Introduced into:
Minnesota