86 



FIRST BOOK OF FORESTRY 



and a half to three inches ; those of most of the broad- 

 leaved kinds in the temperate zone of our country grow 

 usually to a height of six to twelve inches the first year, 



FIG. 29. Seedlings. (All two years old and about three feet high) 

 a, maple; &, box elder; c, aspen 



and some of them, like catalpa, black locust, and the 

 walnuts, grow commonly to a height of twelve to twenty- 

 four inches. 



