^ 7 



FiC* 14. - Mature antii^r. Lonj^itudinal vertical 

 soction. 140. Fibrous layer and 

 line of dehiscence. 



Fig. 15 . - I'ature anther, cross-section xl40. 



Fibrous layer and line of dehiscence. 



Fig, 15. - Grov/ing flower bud. x 44. 



Showing manner of packing x'udiments, 

 and protective coating of. hairs. 



Fig, 17. - Longitudinal section of ovule x 194. 



Mature embryo-sac , and chalazal conduct- 

 ing strand. 



Fig, 18. - Ovule at beginning ol" winter and hiber- 

 nating i)Oll';n tube x 440. 



