PLATE LXV. BLACK OAK. 



1. Flowering branch with immature leaves, (s) staminate blossoms, (p) pistillate blossoms, x 1. 



2. A mature leaf, x 1. 



3. Branch with leaves and mature fruit, x i. 



4. An acorn cup, x |. 



5. An acorn, x |. 



6. Winter twig with buds, leaf -scars, and immature acorns, x i. 

 Section of twig with immature acorns, x 1. 



8. Section of winter twig showing the large, angular and pubescent bud and leaf -scars with bundle- 

 scars, enlarged. 



