204 



ZJESSaJVS WITH PLANTS 



geraniums and tulips show most excellent gradations 

 from stamens to petals, and often from pistils to 

 petals. Fig. 199 shows the transformations in a dou- 

 ble tulip. At a is a petal -like body with a portion 

 of an anther upon its side, and at c the malformed 



a b 



Pig. 199. 

 Transformations in a. tulip flower. 



anther is between two wings of the petal. At d 

 is a body which stood in the place of a stamen, 

 but upon which there is no rudiment of an anther. 

 At e the single pistil of the tulip is seen to be 

 broken up into a number of petal -like bodies. In 

 roses and many other double flowers, not only the 

 stamens but the pistils may directly change to 

 petals, showing, therefore, that the kinship of the 

 essential organs to the floral envelopes is actually 

 very close and direct. 



233. A blossom of the common double -flower- 

 ing almond is shown in Fig. 200. Here the pistil 

 and stamens are normal, showing that the extra 



