in taxon european filbert plant beaked hazel plant PLANTS:COCO6 PLANTS:COCOC2 Corylus cornuta Marsh. is a deciduous shrubby hazel found in most of North America, from southern Canada south to Georgia and California. *Corylus cornuta* is named from its fruit, which is a nut enclosed in a husk with a tubular extension 2-4 cm (0.79-1.6 in) long that resembles a beak. Tiny filaments protrude from the husk and may stick into, and irritate, skin that contacts them. The spherical nuts, which are surrounded by a hard shell, are edible. There are two varieties: *Corylus cornuta* var. *cornuta* - Eastern Beaked Hazel; small shrub, 4 to 6 m tall; 'beak' longer, 3 cm or more. *Corylus cornuta* var. *californica* - Western Beaked Hazel or California Hazelnut; large shrub, 4 to 15 m tall; 'beak' shorter, usually less than 3 cm. PLANTS:COCOC beaked hazelnut corylus cornuta western hazel Corylus cornuta requires discussion