CLASSIFICATION OF ANGIOSPERMS. 665 



Fig. 363. Buckbean or Bogbean {Me7iya7ithes trifoliata). a perennial herb with 

 fleshy horizontal rhizome, producing erect sterns, bearing three oval or oblong leaflet ^ 

 W "TTl ''''''' ^^^^°^^- ^^'hite or rose-colored, fringed flowers. The plant iowf in 

 ^'r^£:^r^^-^:. ^-^"'^ ''''- ^-^ Canada.-Bureau o^ptnT/ndJItry" 



