Children (31 direct children, 51 direct and indirect children):
Corylus avellana
(tree size 4)
Common hazel
Corylus colurna
(tree size 1)
Turkish hazel
Corylus americana
(tree size 1)
Hazelnut
Corylus cornuta
(tree size 4)
Beaked hazel
Corylus heterophylla
(tree size 3)
Siberian hazelnut
Corylus sieboldiana
(tree size 4)
Corylus chinensis
Chinese hazlenut
Corylus maxima
Giant filbert
Corylus colchica
Colchian hazel
Corylus mandshurica
Corylus ferox
(tree size 2)
Himalayan hazelnut
Corylus johnsonii
Corylus yunnanensis
Yunnan hazel
Corylus fargesii
Corylus wangii
Corylus potaninii
Corylus wulingensis
Corylus colurnoides
Corylus jacquemontii
Corylus vilmorinii
Corylus californica
Corylus pontica
Corylus tibetica
Corylus macquarrii
Corylus papyracea
Corylus tubulosa
Corylus iberica
Corylus imeretica
Corylus hallaisanensis
Corylus balcana
(tree size 1)
Corylus rostrata