Taxon: Alnus incana (L.) Moench

Summary

Genus:

Alnus

Family:

Betulaceae

Subfamily:

Betuloideae

Nomen number:

2453

Place of publication:

Methodus 424. 1794

Verified:

08/09/1998 ARS Systematic Botanists.

Accessions:

8 (4 active, 2 available) in National Plant Germplasm System. (Map it)

Other conspecific taxa

Alnus incana (4 active accession[s])
Alnus incana (L.) Moench subsp. incana (0 active accession[s])
Alnus incana (L.) Moench subsp. rugosa (Du Roi) R. T. Clausen (9 active accession[s])
Alnus incana (L.) Moench subsp. tenuifolia (Nutt.) Breitung (6 active accession[s])

Autonyms (not in current use), synonyms and invalid designations

Autonym(s)
Alnus incana (L.) Moench f. incana

Images (1 total. Click on image for more.)

Links

Forestry Images – from www.forestryimages.org
Forestry Images – from www.forestryimages.org

Conservation Status

Reference(s)

Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
APHIS. Agricultural Risk Management System United States Department of Agriculture.
Botanical Society of the British Isles. BSBI taxon database (on-line resource).
Boutelje, J. B. 1980. Encyclopedia of world timbers, names and technical literature
Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 63.
Encke, F. et al. 1984. Zander: Handwörterbuch der Pflanzennamen, 13. Auflage
FNA Editorial Committee. 1993-. Flora of North America.
Furlow, J. J. 1979. The systematics of the American species of Alnus (Betulaceae). Rhodora 81:165.
Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
Greuter, W. et al., eds. 1984-. Med-Checklist.
Hitchcock, C. L. et al. 1955-1969. Vascular plants of the Pacific Northwest.
International Seed Testing Association. 1971. A Multilingual Glossary of Common Plant-Names 2. Trees.
Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
Liberty Hyde Bailey Hortorium. 1976. Hortus third. A concise dictionary of plants cultivated in the United States and Canada
Murai, S. 1964. Phytotaxonomical and geobotanical studies on genusAlnus in Japan. III. Taxonomy of whole world species and distribution of each section. Bull. Gov. Forest Exp. Sta., Meguro 171:55.
Pignatti, S. 1982. Flora d'Italia.
Rehder, A. 1949. Bibliography of cultivated trees and shrubs.
Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
Welsh, S. L. 1974. Anderson's flora of Alaska and adjacent parts of Canada.

Common names

Language	Name	note	seq	Citation
English	grey alder		1	Botanical Society of the British Isles. BSBI taxon database (on-line resource).
English (Canada)	gray alder	Agriculture & Agri-Food Canada official name	2	Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 63.
French (Canada)	aulne	Agriculture & Agroalimentaire Canada nom officiel	2	Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 63.

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Note	Reference
1	Native	Asia-Temperate	Caucasus	Armenia			Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Caucasus	Azerbaijan			Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Caucasus	Georgia			Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Caucasus	Russian Federation	Dagestan		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Caucasus	Russian Federation-Ciscaucasia	Ciscaucasia		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Siberia	Russian Federation-Western Siberia	Western Siberia		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Western Asia	Turkey			Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Europe	Eastern Europe	Belarus			Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Europe	Eastern Europe	Russian Federation-European part	European part		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Europe	Eastern Europe	Ukraine			Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Europe	Middle Europe	Austria			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Middle Europe	Czech Republic			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Germany			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Middle Europe	Hungary			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Middle Europe	Poland			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Middle Europe	Slovakia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Middle Europe	Switzerland			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Northern Europe	Finland			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Northern Europe	Norway			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Northern Europe	Sweden			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Southeastern Europe	Albania			Greuter, W. et al., eds. 1984-. Med-Checklist.
1	Native	Europe	Southeastern Europe	Bosnia and Herzegovina			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Bulgaria			Greuter, W. et al., eds. 1984-. Med-Checklist.
1	Native	Europe	Southeastern Europe	Croatia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Italy			Greuter, W. et al., eds. 1984-. Med-Checklist.
1	Native	Europe	Southeastern Europe	Montenegro			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	North Macedonia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Romania			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Southeastern Europe	Serbia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southeastern Europe	Slovenia			Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
1	Native	Europe	Southwestern Europe	France			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Northern America	Eastern Canada	Canada	New Brunswick		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Eastern Canada	Canada	Newfoundland and Labrador		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Eastern Canada	Canada	Nova Scotia		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Eastern Canada	Canada	Ontario		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Eastern Canada	Canada	Prince Edward Island		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Eastern Canada	Canada	Québec		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	Illinois		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	Iowa		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	Minnesota		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	North Dakota		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	Wisconsin		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Connecticut		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Indiana		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Maine		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Massachusetts		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Michigan		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	New Hampshire		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	New Jersey		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	New York		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Ohio		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Pennsylvania		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Rhode Island		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Vermont		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	West Virginia		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Colorado		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Idaho		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Montana		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Oregon		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Washington		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Wyoming		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	South-Central U.S.A.	United States	New Mexico		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southeastern U.S.A.	United States	Maryland		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	Arizona		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	California		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	Nevada		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	Utah		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Subarctic America	Canada	Northwest Territories		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Subarctic America	Canada	Yukon		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Subarctic America	United States	Alaska		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	Alberta		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	British Columbia		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	Manitoba		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	Saskatchewan		FNA Editorial Committee. 1993-. Flora of North America.
4	Naturalized					natzd. elsewhere	Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales

Native
Asia-Temperate

WESTERN ASIA: Turkey
CAUCASUS: Russian Federation-Ciscaucasia [Ciscaucasia], Armenia, Azerbaijan, Georgia, Russian Federation [Dagestan]
SIBERIA: Russian Federation-Western Siberia [Western Siberia]

Europe

NORTHERN EUROPE: Finland, Norway, Sweden
MIDDLE EUROPE: Austria, Switzerland, Czech Republic, Germany, Hungary, Poland, Slovakia
EASTERN EUROPE: Russian Federation-European part [European part], Belarus, Ukraine
SOUTHEASTERN EUROPE: Albania, Bulgaria, Bosnia and Herzegovina, Croatia, Italy, North Macedonia, Montenegro, Romania, Serbia, Slovenia
SOUTHWESTERN EUROPE: France

Northern America

SUBARCTIC AMERICA: Canada [Northwest Territories, Yukon], United States [Alaska]
EASTERN CANADA: Canada [New Brunswick, Newfoundland and Labrador, Nova Scotia, Ontario, Prince Edward Island, Québec]
WESTERN CANADA: Canada [Alberta, British Columbia, Manitoba, Saskatchewan]
NORTHEASTERN U.S.A.: United States [Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia]
NORTH-CENTRAL U.S.A.: United States [Illinois, Iowa, Minnesota, North Dakota, Wisconsin]
NORTHWESTERN U.S.A.: United States [Colorado, Idaho, Montana, Oregon, Washington, Wyoming]
SOUTHEASTERN U.S.A.: United States [Maryland]
SOUTH-CENTRAL U.S.A.: United States [New Mexico]
SOUTHWESTERN U.S.A.: United States [Arizona, California, Nevada, Utah]

Naturalized (natzd. elsewhere)

Reference(s)

FNA Editorial Committee. 1993-. Flora of North America.
Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
Greuter, W. et al., eds. 1984-. Med-Checklist.
Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae.
Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
Tutin, T. G. et al., eds. 1964-1980. Flora europaea.

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=2453. Accessed 14 April 2026.