5 g BOTANY. 



of the present schedule in describing all kinds and degrees 

 of cohesion in all sorts of flowers. If you do this, when 

 the time comes to add this fourth column, your mind will 

 be free to attend to the new features that belong to it. 

 The terms expressing cohesion being familiar, there will 

 be no confusion of thought, and you will enter upon the 

 new observations with ease and pleasure. 



EXERCISE XXIII. 

 Union of Floral Whorls with each other Calyx and Pistil. 



In your study of pistils, did you always find the calyx 

 at the base of the ovary ? 



Have you ever seen upon the apex of ripened fruit the 

 withered calyx, or the scar left by its fall ? 



Point out upon the charts all the cases where the calyx 

 is below the ovary. 



FIG. 181. 



Inferior Calyx. 

 Superior Ovary. 



FIG. 182. FIG. 183. 



Superior Calyx. Inferior Ovary. 



