Native to:
Alabama,
Alberta,
Altay,
Amur,
Arizona,
British Columbia,
Buryatiya,
California,
China North-Central,
China South-Central,
China Southeast,
Chita,
Colorado,
East European Russia,
East Himalaya,
Georgia,
Idaho,
India,
Inner Mongolia,
Irkutsk,
Japan,
Kamchatka,
Kazakhstan,
Kentucky,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Kuril Is.,
Manchuria,
Manitoba,
Mongolia,
Montana,
Nansei-shoto,
Nebraska,
Nepal,
Nevada,
New Mexico,
North Carolina,
North Dakota,
Oklahoma,
Ontario,
Oregon,
Pakistan,
Primorye,
Qinghai,
Sakhalin,
Saskatchewan,
South Carolina,
South Dakota,
South European Russia,
Tadzhikistan,
Tennessee,
Tibet,
Tuva,
Utah,
Uzbekistan,
Virginia,
Washington,
West Himalaya,
West Siberia,
Wyoming,
Xinjiang,
Yakutiya
Introduced into:
Connecticut,
Great Britain,
Maine,
Maryland,
Massachusetts,
New Hampshire,
New Jersey,
New York,
Newfoundland,
Pennsylvania,
Québec,
Vermont,
Wisconsin