120 



Bulletin 194 



Yellow Oak. Chestnut Oak 



(Mich. Trees). 



1. Winter twig, x 2. 



2. Leaf, x i/o. 



3. Flowering branchlet, x 14. 



4. Staminate flower, enlarged. 



5. Pistillate flower, enlarged. 



6. Fruit, X 1. 



