THE HAMILTON ASSOCIATION. I09 



of their blossoms. Many specimens, that we thought had reddened 

 their blossoms, in certain reflections of light, almost imitated the 

 tints of E. purpureum or E. maculatum. This does not seem ex- 

 traordinary when we remember that along side of the Eupatoriums, 

 by the margins of most of our roads, are many species of asters with 

 tints varying from white and purple topped petals to every shade of 

 blue and azure. 



