Native to:
Afghanistan,
Alaska,
Albania,
Alberta,
Aleutian Is.,
Algeria,
Altay,
Amur,
Argentina Northwest,
Argentina South,
Arizona,
Arkansas,
Assam,
Austria,
Baleares,
Baltic States,
Belarus,
Belgium,
Bolivia,
British Columbia,
Bulgaria,
Buryatiya,
California,
Canary Is.,
Central European Russia,
Chile South,
China North-Central,
China South-Central,
Chita,
Connecticut,
Corse,
Czechoslovakia,
Delaware,
Denmark,
East Aegean Is.,
East European Russia,
East Himalaya,
Egypt,
Ethiopia,
Finland,
France,
Germany,
Great Britain,
Greece,
Greenland,
Hungary,
Idaho,
Illinois,
India,
Indiana,
Inner Mongolia,
Iowa,
Iran,
Ireland,
Irkutsk,
Italy,
Kamchatka,
Kansas,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Krasnoyarsk,
Kriti,
Krym,
Kuril Is.,
Labrador,
Lebanon-Syria,
Libya,
Magadan,
Maine,
Manchuria,
Manitoba,
Massachusetts,
Mexico Northwest,
Michigan,
Minnesota,
Missouri,
Montana,
Morocco,
Nebraska,
Nepal,
Netherlands,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New South Wales,
New York,
Newfoundland,
North Carolina,
North Caucasus,
North Dakota,
North European Russia,
Northwest European Russia,
Northwest Territories,
Norway,
Nova Scotia,
Nunavut,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pakistan,
Palestine,
Pennsylvania,
Peru,
Poland,
Portugal,
Primorye,
Prince Edward I.,
Qinghai,
Québec,
Rhode I.,
Romania,
Sakhalin,
Sardegna,
Saskatchewan,
Sicilia,
South Australia,
South Carolina,
South Dakota,
South European Russia,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Tasmania,
Texas,
Tibet,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Tuva,
Ukraine,
Utah,
Uzbekistan,
Vermont,
Victoria,
Virginia,
Washington,
West Himalaya,
West Siberia,
West Virginia,
Wisconsin,
Wyoming,
Xinjiang,
Yakutskiya,
Yugoslavia,
Yukon
Recorded in error in:
Maryland