98 MYSTERIES OF THE FLOWERS 



BLACK-EYED SUSAN 



cessive rows of pistils grow, 

 and if the pollen is not gath- 

 ered by bees it 

 will fall upon the 

 ground as a fine, 

 yellow powder. 

 The sectional sketch of 

 the Black-eyed Susan shows 

 the flowers in successive 

 stages of their develoj)ment : buds above ; then open 

 flowers with pollen appearing; yet lower, the ex- 

 panded stigmas; and, lastly, the pistils fallen and 

 the seed maturing. 



Ray flowers have the same construction and ac- 

 tion as the tubular flowers, and are but a more 

 showy development of them. 



Lion's-foot — Prenanthis serpentaria 

 July-Sept. 



At first glance this resembles a minute lily, but 

 upon examination it proves to be made up of numer- 

 out perfect ray flowers as shown in the sketch. At 

 the right hand is a single flower, separately. 



The corolla, which in Joe Pye is a tube, is here 

 split open, flattened out, and curved back. But 

 the five little points are still ornamenting its outer 

 edge; and we find a suggestion of these points in 



