PLATE LI. HAZELNUT. 



1. Branch with (s) staminate flowers, and (p) pistillate flowers, x i. 



2. Branch with leaves and fruit, x i. 



3. Winter branch with dense cover of hairs shoAving (s) staminate catkins, x i. 



4. Leaf scar with bundle scars, enlarged. 



n. Fruit of Beaked Hazelnut (Corylus rostrata), x I. 



