464 



A TEXT-BOOK OF BOTANY. 



FIG. 252. Bur-reed (Sparganium eurycarpum), a perennial plant flowering throughout 

 the summer and growing on the borders of ponds, lakes, and rivers throughout the United 

 States. It grows to a height of 8 to 12 dm., and produces long, ribbon-like leaves. The 

 flowers are in heads, becoming bur-like from the divergent beaks. After Brown. 



