Native to:
Afghanistan,
Alaska,
Albania,
Alberta,
Algeria,
Altay,
Amur,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Austria,
Baltic States,
Belarus,
Belgium,
Bolivia,
British Columbia,
Bulgaria,
Buryatiya,
California,
Central European Russia,
Chile Central,
Chile North,
Chile South,
China North-Central,
China South-Central,
China Southeast,
Chita,
Colorado,
Connecticut,
Corse,
Cyprus,
Czechoslovakia,
Denmark,
East Aegean Is.,
East European Russia,
Easter Is.,
Falkland Is.,
France,
Germany,
Great Britain,
Greece,
Gulf States,
Hungary,
Idaho,
Inner Mongolia,
Iowa,
Iran,
Iraq,
Ireland,
Irkutsk,
Italy,
Kamchatka,
Kansas,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Krasnoyarsk,
Kriti,
Krym,
Kuwait,
Lebanon-Syria,
Magadan,
Maine,
Manchuria,
Manitoba,
Massachusetts,
Mexico Central,
Mexico Northeast,
Mexico Northwest,
Mexico Southwest,
Michigan,
Minnesota,
Missouri,
Mongolia,
Montana,
Morocco,
Nebraska,
Nepal,
Netherlands,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
North Caucasus,
North Dakota,
North European Russia,
Northwest European Russia,
Northwest Territories,
Nova Scotia,
Nunavut,
Ohio,
Ontario,
Oregon,
Pakistan,
Palestine,
Paraguay,
Pennsylvania,
Peru,
Poland,
Portugal,
Primorye,
Québec,
Rhode I.,
Romania,
Sakhalin,
Sardegna,
Saskatchewan,
Sicilia,
South Australia,
South Dakota,
South European Russia,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Tasmania,
Tibet,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Tuva,
Ukraine,
Uruguay,
Utah,
Uzbekistan,
Victoria,
Washington,
West Himalaya,
West Siberia,
Western Australia,
Wisconsin,
Wyoming,
Xinjiang,
Yakutskiya,
Yugoslavia,
Yukon
Introduced into:
Alabama,
Ascension,
Canary Is.,
Cape Provinces,
Delaware,
Desventurados Is.,
Egypt,
Finland,
Florida,
Free State,
Illinois,
Indiana,
Japan,
Juan Fernández Is.,
Kentucky,
Kerguelen,
Korea,
Labrador,
Maryland,
Newfoundland,
North Carolina,
Northern Provinces,
Norway,
Ogasawara-shoto,
Prince Edward I.,
Saudi Arabia,
Taiwan,
Vermont,
Virginia,
West Virginia,
Western Sahara