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Home / Betulaceae / Alnus / Alnus incana

Alnus incana

Gray Alder, Grey Alder
Also known as: Alnus canadensis Lodd. ex Loudon +15 more
  • Alnus canadensis Lodd. ex Loudon
  • Alnus februaria var. incana (L.) Kuntze
  • Alnus glutinosa var. incana (L.) Pers.
  • Alnus incana (L.) Medik., 1800
  • Alnus incana f. acutiloba Callier
  • Alnus incana f. bipinnatifida Brenner
  • Alnus incana var. argentea Norrl.
  • Alnus incana var. bipinnatifida (Brenner) Tzvelev
  • Alnus incana var. lobata Wittr.
  • Alnus incana var. pinnatifida Regel
  • Alnus lanuginosa Gilib., 1792
  • Alnus pubescens Sart., 1816
  • Betula alnus var. incana L.
  • Betula alnus var. rugosa DuRoi
  • Betula incana (L.) L.f.
  • Betula incana (L.) Pall., 1784
Botanical Data
  • Taxonomic Rank: Species
  • Botanical Family: Betulaceae
  • WCVP Morphological Data: Recorded natively as a tree.

Alnus incana (commonly known as Gray Alder or Grey Alder) is a tree belonging to the Betulaceae family. Found natively in Temperate Asia, Europe, and North America, this species is primarily associated with temperate conditions. There are naturally occurring subspecies of this species, which are linked below.

Macro Climate
Temperate
Plant Type
Tree

Native Range

Continents (WGSRPD)
ASIA-TEMPERATE, EUROPE, NORTHERN AMERICA
Regions (WGSRPD)
Caucasus, Eastern Canada, Eastern Europe, Middle Europe, North-Central U.S.A., Northeastern U.S.A., Northern Europe, Northwestern U.S.A., Siberia, South-Central U.S.A., Southeastern Europe, Southeastern U.S.A., Southwestern Europe, Southwestern U.S.A., Subarctic America, Western Asia, Western Canada
Botanical Countries (WGSRPD L3)
Alaska, Albania, Alberta, Arizona, Austria, Baltic States, Belarus, British Columbia, Bulgaria, California, Central European Russia, Colorado, Connecticut, Czechoslovakia, East European Russia, Finland, France, Germany, Greece, Hungary, Idaho, Illinois, Indiana, Iowa, Italy, Labrador, Maine, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Montana, Netherlands, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, Newfoundland, North Caucasus, North Dakota, North European Russia, Northwest European Russia, Northwest Territories, Norway, Nova Scotia, Nunavut, Ohio, Ontario, Oregon, Pennsylvania, Poland, Prince Edward I., Québec, Rhode I., Romania, Saskatchewan, South European Russia, Sweden, Switzerland, Transcaucasus, Turkey, Ukraine, Utah, Vermont, Virginia, Washington, West Siberia, West Virginia, Wisconsin, Wyoming, Yugoslavia, Yukon

Introduced Range

Plants flagged as 'Introduced' have been transported outside their native historical range by human activity. While many are common ornamentals, some may become naturalized or invasive in local environments. Local ecological guidelines require verification prior to planting.
Botanical Countries (Non-Native)
Argentina South, Azores, Belgium, Denmark, Føroyar, Great Britain, Ireland, Spain
Subspecies, Varieties & Forms

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