CHAPTER XVI 



THE GROWTH OF THE AXILLARY SHOOTS 



We have seen that a completely defoliated stem forms a pair 

 of shoots in its most apical node. Each of the two anlagen for 

 these shoots was located in the axil of a leaf. When two leaves 



Fig. 107. — ^Young stem with two apical leaves reduced in size. Shoots 

 formed in the first node below the leaves, but not in the axil of the apical leaves. 

 Nov. 28 to Dec. 18, 1923. 



are left at the apex of a stem otherwise defoliated and the piece 

 of stem is old shoots are formed not in the axils of the two apical 

 leaves but in the node below. If the stem is young and if it is 

 defohated with the exception of two large leaves in the most 



132 



