Habitat. 



70 WOOD AND FOREST. 



7 



SHORT-LEAF PINE. YELLOW PINE. 



Pinus echinata Miller. 

 J'inus, the classical Latin name; echinata, refers to spiny cones. 



Habitat: (See map); 

 best in lower Mississippi 

 basin. 



Characteristics of the 

 Tree : Straight, tall trunk, 

 sometimes 100' high ; 

 branches high ; diameter 

 2'-4'; bark, pale grayish 

 red-brown, fissures, run- 

 ning helter-skelter, mak- 

 ing large irregular plates, 

 covered with small scales; 

 leaves in twos, 3" long; 

 cones small. 



Appearance of Wood: 



Color : heartwood, sum- 

 mer wood, red, spring- 

 wood, yellow ; sap-wood, 

 lighter ; non-porous ; an- 

 nual rings very plain, 

 sharp contrast between 

 spring and summer wood; 

 grain, straight, coarse ; 

 rays, numerous, conspicu- 

 ous; very resinous, duct? 

 Leaf. large and many. 



