Corylus

Corylus chinensis

Chinese filbert

Corylus ferox

Himalayan hazel

Corylus heterophylla

Siberian filbert

Corylus maxima

Giant filbert

Corylus jacquemontii

Indian tree hazel

Corylus americana

American hazelnut

Corylus abumbrata

Corylus chuitensis

Corylus acutertiaria

Corylus adumbrata

Corylus evidens

Corylus fosteri

Corylus harrimani

Corylus hybr

Corylus insignis

Corylus kenaiana

Corylus macquarryi

Corylus mcquarryi

Corylus palachei

Corylus avellana

European filbert