Buchenfarn

Heimisch: Alaska, Albania, Alberta, Altay, Austria, Baltic States, Belarus, Belgium, British Columbia, Bulgaria, Buryatiya, Central European Russia, China North-Central, China South-Central, China Southeast, Colorado, Connecticut, Corse, Czechia-Slovakia, Denmark, East European Russia, Finland, France, Føroyar, Germany, Great Britain, Greece, Greenland, Hungary, Iceland, Idaho, Illinois, Iowa, Ireland, Irkutsk, Italy, Japan, Kamchatka, Kazakhstan, Khabarovsk, Korea, Krasnoyarsk, Kuril Is., Labrador, Magadan, Maine, Manchuria, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Mongolia, Montana, NW. Balkan Pen., Nepal, Netherlands, New Brunswick, New Hampshire, New Jersey, New York, Newfoundland, North Carolina, North Caucasus, North European Russia, Northwest European Russia, Northwest Territories, Norway, Nova Scotia, Nunavut, Ohio, Ontario, Oregon, Pakistan, Pennsylvania, Poland, Primorye, Prince Edward I., Québec, Rhode I., Romania, Sakhalin, Saskatchewan, Spain, Sweden, Switzerland, Taiwan, Tennessee, Tibet, Transcaucasus, Tuva, Türkiye, Ukraine, Vermont, Washington, West Himalaya, West Siberia, West Virginia, Wisconsin, Yakutiya