BLACK WALNUT 



1. Winter twig, x 1. 



2. Leaf, x %. 



3. Leaflet, x y 2 . 



4. Flowering branchlet, x y 2 . 



5. Staminate flower, back view, enlarged, 



6. Pistillate flower, enlarged. 



7. Fruit, x y 2 . 



(From Otis: Mich. Trees) 



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