COMPOUND FLOWERS. 



373 



* D. plantagineum (Plantain-leaved Leopard' s-bane) 

 differs from the last in having egg-shaped leaves and 

 solitary heads of flowers. It is very rare, and is not 

 considered to be indigenous. 



IUM (Elecampane). 



38. INULA (Elecampane, Ploughman's Spikenard]. 



1. I. Helenium (Elecampane). Leaves oblong or egg- 

 shaped, wrinkled, downy beneath, toothed, upper ones 

 embracing the stem ; scales of the involucre egg-shaped, 



