THE WALLFLOWER 



13! 



FIG ^.-Development of the embryo of Shepherd's Purse. 

 6.c, basal cell of suspensor ; e embryonic group ; d 

 dermatogen; h, hypophysis; g.p, growing point of stem 

 *, d, cotyledons ; pe, periblem ; pr, pi, cells of plerotne : 



*V *'? M -i V !, d v r m the h yPP h ysis. (After Han' 

 stein.) Magnified about 200. 



