Hazeltree
Hazeltree is a common name applied to several species of trees and shrubs in the genus Corylus, commonly known as filberts or hazelnuts. These plants are native to the temperate regions of the Northern Hemisphere. The most commercially significant species is Corylus avellana, the common hazel, which is widely cultivated for its edible nuts. Other notable species include Corylus maxima, which produces larger nuts, and Corylus colurna, the Turkish hazel, a tree form that grows much larger than the shrubby species.
The fruit of the hazelnut is a nut enclosed in a leafy husk. Hazelnuts are rich in