BRANCHES. 



29 



stances than others. Thus Ave have erect branches (fig. 4), 

 wliich produce trees of an upright and compact form. 

 Curved erect branches (fig. 5), proceeding ahnost horizon- 

 tally from the stem for a short distance, and then becoming 

 erect; these, also, form upright symmetrical heads, but 

 much more open than the preceding. Also, horizon ted, 

 or spreading branches (fig. 6), that form wide-spreading 



Fig. 4. Fig. 5. Fig. 6. 



DIFFERENT HABITS OF GROWTH OF TREES. 

 Fig. 4, Erect ; Fig. 5, Curved Erect ; Fig. 6, Spreading, or Horizontal. 



heads with irregular outline. And, lastly, drooping 

 branches, when they fall below the horizontal line. The 

 branches of most varieties of apples and pears become 

 pendulous when they have borne for some time ; and even 

 in young trees of particular varieties, some of the branches 

 assume a drooping and irregular habit. 



2d. Secondary Branches (G^, fig. 1), are the divisions 

 of the main branches : occasionally those near the stem 

 take such a prominent part in forming the outline of the 

 tree, as to as.sume all the character of main branches, ex- 

 cepting in position. 



