THE PISTIL. 



are here shown. But they may be better seen upon the 

 charts. Your own observation, however, will supply you 

 with much information upon this subject. 



EXERCISE LIV. 

 Parts of the Embryo. 



Take out of the soil a bean which has begun to sprout. 

 Remove the seed-coat, and let the parts of the embryo 

 separate, as seen in Figs. 371 and 373. 



COTYLE'DON. The bulky first leaf or leaves of the 

 embryo more or less formed before the growth of the 

 seed begins. 



RAD'ICLE. The lower, or root end, of the embryo. 



PLU'MULE. The first the terminal bud the upper 

 end of the embryo. 



GERMINATION. The beginning of growth in a seed. 



Read the names of the parts of the embryo given in 



Plumule. 



Cotyledon' 



''Cotyledon. 



Radicle. Plumule. 



FIG. 372. 



Cotyledon. 



Plumule. 



Radicle. 



FIG. 373. 



FIG. 374. 



Figs- 372 and 373. Look at the definitions of these words. 

 Compare your specimen with the figures, and point out its 

 cotyledons ; its radicle ; its plumule. Handle your em- 



7 



