CHAPTER XII. 



I. Simple Alternate Leaves. 



2.' With teeth (some without). B. Edge divided (some undivided). 



THE OAKS WITH ACORNS WHICH RIPEN 

 IN TWO YEARS. 



Eed Oak. The red oak grows from 10 to 80 



Quercus rubra. fegt high, and IS the most northern 

 species of the country. I find it very common in the 

 White Mountain region of New Hampshire. A hand- 

 some though not large specimen growing on the slope 

 of Sunset Hill, Campton, measures 45 feet in height, 

 and has a trunk with a circumference of over nine 

 feet. The red oak extends from Maine to Tennessee, 

 and follows the Alleghany Mountains to northern 

 Georgia ; westward it extends to Minnesota and cen- 

 tral Kansas. In the summer its bristle -tipped leaf is 

 bright green, and in the autumn it turns a rich, deep 

 red or a dull orange. The acorn requires two years 

 in which to mature ; its cup is saucer-shaped, and the 



nut is large. The tree attains its greatest size in the 



159 



