220 



BOTANY. 



by the elongation of the leaves, the whole plant is pushed 

 out of the now empty seed-coat (Fig. 124, III). 



Fia. 184.— Seeds of a Pine in different stages of germination. J, ripe seed in 

 longitudinal section; s, seed-coat; e, endosperm; w, axis of embryo; c, leaves; 

 y, opening in seed-coat. J7, JI, four views of the begizmlng of germination:- A, 

 external view; 5, with lialf of tlie seed-coat removed; 0, in longitudinal section: 

 D, in transverse section; s, seed-coat; e, endosperm; c, leaves; w, root. JZZ, 

 germination completed. 



