Bui. 936, U. S. Dept. of Agriculture. 
PLATE ML 
Fig. I.— Typical Marsh Growth of Tule, or Bayonet Grass (Scirpus 
paludosus). 
The seeds of this plant furnish a valuable food for wild ducks. 
Fig. 2.— Growth of Cane iPhragmites phragmites). 
These plants furnish cover for ducks and their young and are used also by sportsmen in constructing 
boat blinds during the hunting season. 
