302 



LESSOIf^S WITH PLATfTS 



keeping the smoothest and saving seeds from them. 

 The two forms are shown in Fig. 309. 



362. With this elimination of the angled type 

 of berry came the multiplication of the number of 

 carpels and a relative diminution 

 in their size. Some of these new 

 carpels, not finding place near the 



Pig. 311. 

 Turk's cap tomato. 



Fig. 312. 

 Flower of navel orange. 



Fig. ai3. 

 Common orange. 



outside, thrust themselves into the middle of the 

 berry. The fruit stretched and split on top much 

 as the bark of a tree does (Fig. 310). 



362a. The fruit-rot disease affects the high-bred tomatoes, but 

 not the little Cherry types. 



3626. The pupil will now be interested in tracing correlations 

 between changes in fruit and foliage, in this evolution of the 

 tomato; and the discussion in paragraph 137 may help him. The 

 subject is presented in some detail in Bailey's "Survival of the 

 Unlike." 



363. A step farther, and some of these carpels 

 may thrust themselves out of the top of the to- 



