" STRUCTURE OF THE FLOWER AND ITS ORGANS 207 

 220. Review Summary of Chapter XV. 1 



Kinds of flowers as regards number of circles or I 2. 

 jets of organs present j 3. 



U 

 Kinc's as regards numerical plan 



Kinds as regards similarity of parts of the same f 1. 

 circle I 2. 



Parts of a stamen 



Parts of a pistil 



Stamens as regards union with each other 



Pistils as regards union with each other . 



Degree of union of separate circles . . 



1 Illustrate by sketches. 



