CLASSIFICATION OF ANGIOSPERMS. 665 



FIG. 363. Buckbean or Bofibean (Menyanthes trifoliata) , a perennial herb with a 

 fleshy horizontal rhizome, prodding erect stems, bearing three oval or oblong leaflets, 

 and a raceme with numerous, white or rose-colored, fringed flowers. The plant grows in 

 bogs and shallow water in northern United States and Canada. Bureau of Plant Industry, 

 U. S. Department of Agriculture. 



