Doubtfully present in:
Denmark
Native to:
Alaska,
Albania,
Altay,
Amur,
Austria,
Baltic States,
Belarus,
Belgium,
British Columbia,
Bulgaria,
Buryatiya,
California,
Central European Russia,
China North-Central,
China South-Central,
China Southeast,
Chita,
Czechia-Slovakia,
East European Russia,
France,
Germany,
Great Britain,
Greece,
Hungary,
Iceland,
Inner Mongolia,
Iran,
Ireland,
Irkutsk,
Italy,
Japan,
Kamchatka,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Krym,
Magadan,
Maine,
Manchuria,
Michigan,
Mongolia,
Netherlands,
North Caucasus,
North European Russia,
Northwest European Russia,
Northwest Territories,
Norway,
Nova Scotia,
NW. Balkan Pen.,
Oregon,
Pennsylvania,
Poland,
Primorye,
Qinghai,
Romania,
Sakhalin,
South European Russia,
Spain,
Sweden,
Switzerland,
Taiwan,
Tibet,
Transcaucasus,
Tuva,
Türkiye,
Ukraine,
Washington,
West Siberia,
Xinjiang,
Yakutiya,
Yukon
Introduced into:
Finland,
Peru