THE LEAF-BUD. 



169 



Fio.273. 



C i R'C i N A T E. Rolled 

 from apex to base (Fig. 



278). 



Fio. 279. 



CONDTTPLICATE. Folded 

 along the mid-rib so that 

 the two halves are applied 

 to each other (Fig. 279). 



