PLATE VI. TYPES OF LEAF-SCARS AND BUNDLE-SCARS, 



1. Tulip Tree. 



2. Catalpa. 



3. American Hornbeam. 



4. Sassafras. 



5. Persimmon. 



6. Maple. 



7. Poplar. 



8. Red Mulberry. 



9. Buttouwood. 



10. Chestnut. 



11. Walnut. 



All drawings are slightly enlarged. 



12. P.asswood. 



13. Birch. 



14. Box Elder. 



15. Papaw. 



16. Horse Clii'stmil. 



17. Dwarf Sumach . 

 17a. Stagliorn Suma< h. 

 IS. Hercules' Chili. 



19. Sour- wood. 



:o. Kentucky Cofl'ee Tree. 



.'1. A*l\. 



