Genus Betula L.

subgenus Asperae


Summary
Genus number:
29458
Last updated:
15 September 2015
Family:
Betulaceae
Subfamily:
Betuloideae
Accession count:

80 (46  active, 16  available) in National Plant Germplasm System
Comments:
all accepted species are in GRIN


Synonyms

Subdivisions of Betula L.: Asperae
Images (1 total. Click on image for more.)
Seed

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References:
  1. Ashburner, K. & H. A. McAllister. 2013. The genus Betula, a taxonomic revision of birches Royal Botanic Gardens, Kew. 1-431.
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/taxonomygenus?id=29458&type=subgenus. Accessed 17 April 2026.