U'lXTRR TkliB STL'DV 



19 



Terminal Bud 

 Axillary Bud 



Fruit Scar 



\__lnternocle 

 s Node 



Lenticel 



leaf Scar 



Bundle Scar 



Scale Scars __ 

 Dormant Bud — 



In siniie species, 

 -iich as the cultivated 

 Cherry, a shar|) dis- 

 tinction can he (h'awn 

 hetween r a p id 1 y- 

 grown long" shoots 

 which have elongated 

 inter nodes 

 and continue 



the growth of 



twig 



and 



grown 



Figure 



--__.Pith 



-Twia; of Horse-chestnut. 



the 



slowlv 



short spurs 



w h i c h have 



greatly ab- 



breviat e d 



. , ,1 internodes 



.1 years growth ^^^^ ^^.^^^^_ 



ed leaf-scars. The fruit- 

 spurs of the Apple and Pear 

 are of this latter tvpe. 



Of the distinctive char- 

 acters given under the head- 

 ing ti^'xgs may be mentioned 

 the relative thickness, 

 whether stout or slender, 

 the presence or absence of 

 thorns or prickles, the col- 

 or, the taste as indicated 

 under the discussion of the 

 )ark. and the character of 

 the surface, whether smooth 

 or more or less covered 

 with hairs. The color, size 



and shape of the pith are often characteristic as seen in the wide 

 salmon-colored pith of the Kentucky Coffee Tree and the star- 

 shaped pith of the Oaks. Some few trees have their pith sep- 

 arated by hollow chambers such as the Butternut. 



Leaf-scars — The arrangement of the leaf-scars form primary 

 divisions in the classification. They may be opposite with two 

 scars at a node as in the Horse-chestnut, or alternate with only 

 one scar at the node as in the majority of species. Alternate leaf- 



