Key for Identification of Hardwoods 149 



m^m&tfmifiz&i 



FIG. 96. 



7. 5. Forest Service 

 White ash. 



17. 5. Fores/ Service 

 FIG. 97. White elm. 



I. 



RING-POROUS WOODS : PORES COLLECTED IN THE SPRING- 

 WOOD IN RINGS WHICH ALTERNATE WITH LAYERS OF 

 DENSER SUMMERWOOD, MAKING THE ANNUAL RINGS 

 DISTINCT. 



A. ' Pores in the summerwood very small, scattered 

 or in groups. 



i. Pith rays very fine, scarcely distinct. 



a. Wood rather heavy and hard ; not yellow ; 



few pores in the summerwood . . ASH 



b. Wood very heavy and hard; heartwood 



golden brown with reddish brown streaks ; 

 yellowish color imparted in a few minutes 

 to a wet rag or blotter OSAGE ORANGE 



c. Wood light and soft; straight-grained; 



heartwood grayish brown; pith usually 

 3-sided CATALPA 



