PLATE XXXIII. LARGE-TOOTHED ASPEN. 



1. A staminate flowering braucb, s |. 



2. A stamiuate flower, enlarged. 



3. A pistillate flowering branch, s |. 



4. A pistillate flower, enlarged. 



5. A fruiting catkin with capsules, x J. 



6. A seed with hairs, enlarged. 



7. A branch with mature foliage, x *. 

 S. A winter twig, x h. 



9. Section of a winter twig, enlarged. 



