PLATE LVIII. SWAMP WHITE OAK. 



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



2. Branch with mature leaves and mature long-stalked acorns, x i. 



3. An acorn, x i. 



4. An acorn cup, x J. 



5. A winter twig, x J. 



6. A winter twig with buds, lenticels, leaf-scars, and pentangular pith, enlarged. 



7. Section of winter branch showing dark, broken, and scaly outer bark, enlarged. 



