THE STEM, 
77 
Schedule Eighth, of the Stem 
Shape ? 
Attitude? 
Color ? 
Surface ? 
* 
Size ? 
Structure ? 
: t 
EXERCISE XXL 
I 
Underground Stems • 
In your study of stems you must have seen many 
like Fig. 100, made up wholly of nodes, so crowded 
upon each other that the leaves they bear seem to 
grow out of the ground. You have now to learn that 
there are various kinds of underground stems, and 
before you can find them you must know the differ¬ 
ence between a stem and a root. 
Pull up a buttercup, or any common plant, and 
rinse away the dirt from the roots. Compare the tip 
of a rootlet with the tip of a branch. Are they 
alike? Do you find the roots made up of nodes and 
internodes ? Are there buds on the roots ? Pull up 
