PLATE LIX. YELLOW OAK. 

 ^^^^^^^^^^'^1^^^ blossoms <"> o istillate l * 



d. An acorn, x j. 



4. An acorn cup, x j. 



5. Terminal section of winter twig x J 



tion of winter twig showing buds, lenticels, and leaf-scars with bundle-scars, enlarged. 



