M2 
THE FIRST BOOK OF BOTANY. 
EXERCISE XLIX. 
Kinds of Trunk • 
An Indefinite Trunk is one in which the trunk 
runs through to the top, the terminal bud growing 
on from year to year with more vigor than any of the 
branches. 
Fig. 236. Fig. 237. 
In a Definite Trunk the stem breaks up into 
branches, and so disappears, as seen in Fig. 237. 
Have apple-trees definite trunks ? 
Have pine-trees definite or indefinite trunks ? 
