DICOTYLEDONS: UMBELLALES. 693 



walls of the ovary, which is formed of two united carpels. The five white 

 petals as well as the five stamens arise from the margin of the ovary around 

 the two styles. No portion of the calyx is free in the wild carrot, though 

 in some other members of the family there are small calyx teeth. The 

 fruit is bristly and the surface of the umbel becomes concave in age. The 

 floral formula is as follows: Ca5,Co5,A5,G2. 



The cornel or dogwood family and the aralia family both have the 

 flowers in umbels, and are thus related to the parsley family. 



