FEUITS AND SEEDS. 



229 



'Endtf. 



Sudip- . 



Fig. 32,— LoifaiTUDiNAL Section through an Ovuib op Viola tricolor {after Kny). 



P5, pollen tube ; AJ, outer integument; .77, inner integument; KW, nucellus; ^™J, embryo; 

 : Mndsp, endospenn ; p, placenta ; r, flbro-vascular bundle ; 8, stomata. 



