Corylus cornuta subsp. californica (A.DC.) A.E.Murray
  • Kalmia
  • California hazel

Cite taxon page as 'WFO (2020): Corylus cornuta subsp. californica (A.DC.) A.E.Murray. Published on the Internet; Accessed on: 31 Oct 2020'

General Information

Shrubs or trees , open-spreading, to 8(--15) m; trunks usually several. Bark dark brown to blackish. Branches ascending; twigs sparsely to moderately pubescent, bearing glandular hairs. Winter buds containing inflorescences broadly ovoid, 3--5 × 3--5 mm, apex acute. Leaves: petiole pubescent, often bearing well-developed glandular hairs. Leaf blade nearly orbiculate or broadly elliptic, 4--7 × 3.5--7 cm, leathery, base nearly cordate, margins coarsely doubly serrate, apex obtuse to acute, abaxially moderately pubescent, villous to tomentose on major veins and in vein axils. Inflorescences: staminate catkins usually in clusters of 2--3, 4--6 × 0.5--0.8 cm; peduncles mostly 5--10 mm. Nuts in clusters of 2--4; involucral tubular beak less than 2 times length of nuts, hispid. 2 n = 22.

  • Provided by: [B].Flora of North America @
    • Source: [
    • 1
    • ]. 

    Other Local Names

    California hazel

     Information From

    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    Flora of North America @
    'Flora of North America @ eFloras (2008). Published on the Internet [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • B Flora of North America Association
    World Flora Online consortium
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).