^?r 



of which becomes functional. It is d 301:17 buried 

 in the nucellus by the p;rowth of tap^tal tissue. 



6. The perminatinf^ macrospore is nourished through a 

 strand of conducting tissue from the chalaza. 



7. The antipodals are sunk in the tapering lower end 

 of the embryo-sac. This tip is surxx)unded by deep- 

 ly staining;; tissue which resists the dissolving ac- 

 tion of the endosperm for a time. 



8. The epidermis of the nucellus is the only part not 

 used up by the endosperm. Its walls are thickened 

 and it helps to f o nn the inner seed coat. 



9. Fertilization takes place in I'ay , five to seven 

 iionths after pollination. 



10, The embryo is slow to begin growth and is furnished 

 with a short suspensor, 



11. The seeds normally sprout al'ter lying on the ground 



