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



1. Tulip Tree. 



2. Catalpa. 



3. American lloi iihoam. 



4. Sassafras. 

 Pi. Persimmon. 



6. Maple. 



7. Poplar. 



8. Red Mulberry. 



9. Buttouwootl. 



10. Chestnut. 



11. Walnut. 



All drawings are sligiitlj enlarged. 



12. r.iisswoori. 



13. Birch. 



14. Box Elder. 



15. I'apaw. 



It;. Horse Cliestnul. 



17. Dwarf Sumach. 



17a. Staghoni Suma< ii. 



IS. Hercules' Club. 



19. Sour-wood. 



■-{). Kentucky Coffee 'I'ree. 



L'l. Ash. 



