I 



*, 



M 





-V 



Fig, 15. A group of embryos are seen to the right, these instead of 

 penetrating the endosperm below have passed round the 

 adjoining egg. The course taken by them is clearly shown. 

 The cytoplasm of the egg has been used up. x 96. 



Fig, 16. A large jacket cell containing twelve short rod-like chromo- 

 somes, ten of which are seen in the figure, the other two 

 are in the adjoining section, x 280. 



