Genus Corylus L.


Summary
Genus number:
2962
Last updated:
27 October 2011
Family:
Betulaceae
Subfamily:
Coryloideae
Common name(s):

filbert, hazel
Accession count:

1461 (874  active, 74  available) in National Plant Germplasm System
Comments:
all accepted species are in GRIN


Synonyms

Subdivisions of Corylus L.
Images (3 total. Click on image for more.)
Seed

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References:
  1. Chen, Z.-D. et al. 1999. Phylogeny and evolution of the Betulaceae as inferred from DNA sequences, morphology, and paleobotany. Amer. J. Bot. 86:1168-1181.
  2. Erdogan, V. & S. A. Mehlenbacher. 2000. Phylogenetic relationships of Corylus species (Betulaceae) based on nuclear ribosomal DNA ITS region and chloroplast matK gene sequences. Syst. Bot. 25:727-737. www.aspt.net/systematic-botany
  3. Erdogan, V. & S. A. Mehlenbacher. 2002. Phylogenetic analysis of hazelnut species (Corylus, Corylacae) based on morphology and phenology. Sist. Bot. Dergisi 9:83-100.
  4. Forest, F. & A. Bruneau. 2000. Phylogenetic analysis, organization, and molecular evolution of the nontranscribed spacer of 5S ribosomal RNA genes in Corylus (Betulaceae). Int. J. Pl. Sci. 161:793-806.
  5. Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
  6. Whitcher, I. N. & J. Wen. 2001. Phylogeny and biogeography of Corylus (Betulaceae): Inferences from ITS sequences. Syst. Bot. 26:283-298. www.aspt.net/systematic-botany
  7. Yang, Z. et al. 2018. Resolving the speciation patterns and evolutionary history of the intercontinental disjunct genus Corylus (Betulaceae) using genome-wide SNPs. Front. Plant Sci. 9:1386. DOI: 10.3389/fpls.2018.01386.
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=2962. Accessed 17 April 2026.