Explanations, Sectional Diagram No. 12 



COMMON NAME 



1. European hornbeam. 



2. Californian privet. 



3. English elm. 



4. American hornbeam. 



5. American chestnut. 



6. White oak. 



7. Sassafras. 



8. Sweet gum or bilsted. 



9. Smooth branched Eng- 



lish elm. 



10. Scotch elm. 



11. American or white elm. 



12. Red maple. 



13. Indian currant or coral 



berry. 



14. Mountain-ash-leaved 



spiraea. 



15. Tree of Heaven or 



ailanthus. 



16. Ninebark. 



17. Smooth sumac. 



1 8. Common privet. 



19. Spanish chestnut. 



20. Yellow birch. 



21. English oak. 



22. White pine. 



23. Dwarf mountain sumac. 

 2/4. Californian privet. 



25. Austrian pine. 



26. Paper or canoe birch. 



27. Cherry birch. 



28. Black haw. 



29. European or tree alder. 



BOTANICAL NAME 



Carpinus betulus. 

 Ligustrum ovalifoliutn. 

 Ulmus campestris. 

 Carpinus Caroiiniana. 

 Castanea sativa, var. Ameri- 

 cana. 



Quercus alba. 

 Sassafras officinale. 

 Liquidambar styraciHua. 

 Ulmus campestris, var. 



Ulmus montana. 

 Ulmus Americana. 

 Acer rubrum. 

 Symphoricarfos vulgaris. 



Spir&a s or bi folia. 

 Ailanthus glandulosus. 



Physocarpus (or Spiraea) op 



ulifolia. 

 RJins glabra. 

 Ligustrum vulgare. 

 Castanea satira. 

 Be tula lutea. 

 Quercus robur. 

 Pinus strobus. 

 Rlius copallina. 

 Ligustrum ovalifolium. 

 Pinus Austriaca. 

 Betula papyrifera. 

 Betula lenta. 

 J 7 iburnum prunifolium. 

 Alnus gluiinosa. 



