LEAF-ARRANGEMENT. 105 



Spanish Chestnut. Moreover, not only do the 

 leaves on a single twig thus admirably fit in with 

 one another, but they are also adapted to the rami- 

 fications of the twigs themselves. . . . 



The leaves of the Yew (Fig. 25) belong to a 

 type very different from those which we have 



FIG. 25. YEW. 



hitherto been considering. They are long, narrow, 

 and arranged all around the stem, but spread right 

 and left, so that they lie on one plane, parallel to 

 the direction of the branchlet, and their width 

 bears just such a relation to their distance apart- 

 that when so spread out their edges almost touch. 



