THE INHIBITORY ACTION OF APICAL LEAVES 99 



Fig. 7G. — One leaf at apex of young stem and one in second node below on 

 opposite side of stem. The inhibitory effect of only one apical leaf is overcome 

 by the basal leaf. Oct. 10 to Nov. 2. 



Fig. 77. — Same experiment as in Fig. 76 except that the buds in node between 

 the two leaves are cut out. The shoot in the axil of the apical leaf now grows 

 out. Oct. 15 to Nov. 23. 



