THE COLORS OF NORTHERN FLOWERS. 



687 



win, suddenly turned one year into a single white kind, and a cliry- 

 santliemum lias been seen to bear both yellow and white flowers. 

 It will be observed in the accompanying table that in all families in 

 which yellow flowers are common, white are also common, except in 

 the Hyperacece, which contain no white-flowered species. Some spe- 

 cies of mustard regularly fade to white, while many white flowers 



The Predominant Colors of the Floivers of Ranunculacece to Cornacece 

 in the Northern States. 



