110 



NATUBAL HISTOHY OF PLANTS. 



The lesser Hemlock or Fool's Parsley alone represents the genus 

 ^thusa (fig. 105-108). The flowers have no calyx, five petals, 



Fig. 105. Floriferous branch (J). 



very unequal at the circumference of the umbels, large and depressed 

 stylopods. The fruit is ovoid, short or nearly globular, with an 



