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There are several different species of Hazelnut trees. All of them are in the genus Corylus, which is in the Birch Family, Betulaceae. Some of the species include:

  • Corylus americana Walter- American Hazelnut
  • Corylus avellana L.- Common filbert
  • Corylus colurna L. var. chinensis(Franchet) Burkill- Chinese Hazelnut
  • Corylus cornuta Marshall var. californica(A. DC.) Sharp- California Hazelnut
  • Corylus maxima Mill.- Giant Filbert
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12y ago

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