The Natural History of Chautauqua 



H'. Bark not peeling around the 



tree 



I. Leaves very wooly on under 



side White Poplar 



I'. Leaves slightly if at all wooly 



beneath. 



J. Tree narrow and spire-like. . Lombardy Poplar 

 J'. Tree at least somewhat 



spreading .- Carolina Poplar 



G'. Leaves broadest near the mid- 

 dle. 

 H. Leaves bitter to the taste. 



I. Leaves very slender Willow 



I'. Leaves moderately broad 



(Cherry). 

 J. Old bark peeling around 



stem Wild Red Cherry 



J. Old bark crackly Wild Black Cherry 



H'. Leaves not bitter to the taste. 



I. Leaves less than 6 inches long. 



J. Bark peeling into papery 



edges Yellow Birch 



J'. Bark peeling into leathery 



patches Red Birch 



J". Bark splitting up and down 



in narrow strips Hop Hornbeam 



J'". Bark remaining smooth. 

 K. Tree trunk well rounded . . Beech 

 K'. Tree trunk fluted ( sinewy )Ironwood 

 I'. Leaves more than 6 inches 



long Chestnut 



E'. Blade of leaf with deep in- 

 dentations (lobed). 



F. Tip of leaf cut straight across . . . Tulip Tree 

 F'. Tip of leaf not cut straight 



across. 

 G. Leaves plainly a five-pointed 



star Sweet Gum 



G'. Leaves plainly not a five- 

 pointed star. 



H. Leaves as wide as long, or 

 nearly so. 



38 



