THE EMBRYO 



297 



the placenta. The suspensor cells of Eulophea (Fig. 195) form long 

 fluffy structures which extend in various directions, piercing the cells of 

 the inner integument and coining in contact with those of the outer 



Corydalis 



Fumaria 



M 



Fig. 169. Development of embryo in Hypecoum procumbens (A-F), Corydalis 

 lutea (G-L), and Fumaria officinalis (M-R). (After Soueges, 19/ t 3a,b; 194Ga,b; 

 1941a,b.) 



one. In Phalacnopsis the suspensor cells send outgrowths both 

 above and below, the former protruding out of the micropyle and 

 the latter surrounding the embryo. In Stanhopea the spherical 

 proembryo consists of 10 to 12 cells, only one of which gives rise tc 



