Taxonavigation

Familia: Betulaceae
Subfamilia: Coryloideae
Genus: Corylus
Species: Corylus cornuta
Subspecies: C. c. subsp. californica – C. c. subsp. cornuta

Name

Corylus cornuta Marshall, Arbust. Amer. 37. 1785.

• Typus: Cult. in Hort. Marshall., 14 Sep. 1835, s. coll., s.n. (Neotypus (designated by Holstein et al, 2018: 20): DWC )

Distribution

Native distribution areas:

Corylus cornuta Continental: Northern America Regional: Western Canada Alberta, British Columbia, Manitoba, Saskatchewan. Regional: Eastern Canada Labrador, New Brunswick, Newfoundland (Newfoundland (continental), St.-Pierre-et-Miquelon), Nova Scotia, Ontario, Prince Edward Isle, Québec. Regional: Northwestern U.S.A. Colorado, Idaho, Montana, Oregon, Washington, Wyoming. Regional: North-Central U.S.A. Illinois, Iowa, Minnesota, North Dakota, South Dakota, Wisconsin. Regional: Northeastern U.S.A. Connecticut, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia Regional: Southwestern U.S.A. California Regional: Southeastern U.S.A. Alabama, Georgia, Kentucky, Maryland, North Carolina, South Carolina, Tennessee, Virginia. References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition

References

• Holstein, N., Tamer, S. el & Weigend, M. 2018. The nutty world of hazel names – a critical taxonomic checklist of the genus Corylus (Betulaceae). European Journal of Taxonomy 409: 1–45. Full text: DOI: 10.5852/ejt.2018.409 Reference page. 
• Erdoğan, V. & Mehlenbacher, S.A. 2000. Phylogenetic relationships of Corylus species (Betulaceae) based on nuclear ribosomal DNA ITS region and chloroplast matK gene sequences. Systematic Botany 25(4): 727–737. DOI: 10.2307/2666730 Reference page. 
• IUCN: Corylus cornuta  (Least Concern)
• International Plant Names Index. 2019. Corylus cornuta. Published online. Accessed: 29 January 2019.
• Govaerts, R. et al. 2019. Corylus cornuta in Kew Science Plants of the World online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2019 Jan 29. Reference page. 
• USDA NRCS PLANTS Profile

Vernacular names

For more multimedia, look at Corylus cornuta on Wikimedia Commons.