148 



THE VEGETABLE KINGDOM. 



PIG. 9. BAMBOO CANE, 

 SHOWING JOINT. 



FIG. 10. BAMBOO CANE 

 SPLIT OPEN. 



meter although some of the palms are 

 nearly 150 feet high. When the stem 

 has acquired its full size, the continual 

 production of more woody fibres makes 

 it impossible that these (like the ex- 

 ogense) can have a very extended 

 period of existence, for when every 



FIG. 8.-ENDOGENOUS P^ of the stem is foil of WOOdy 



LEAF, SHOWING PA- matter, the plant ceases to grow from 

 EALLEL VENATION. ^^^^ ^ tlie circulation of the 



juices. The stems of some of this 

 family are always hollow like the stalks of corn ; this 

 arrangement allows of great elevations without bending, 



