LEAVES 



59 



LEAVES 



ARRANGED 



IN THREE 



ROWS ON 



THE TWIG. 



Simple. 



Roughly triangular, on 

 slender stalks. (Bark 

 silvery.) 



FIGURE 62. BIRCH. 



Roundish (Bark black as 

 are also the old fruit- 

 ing cones which re- 

 main on the tree). 



FIGURE 63. ALDER. 



Egg-shaped, glossy. 

 (Buds very much 

 pointed. Bark smooth, 

 whitish.) 



FIGURE 64. BEECH. 



