Fie. 24.—Wild rice, Zizania aquatica. Fic. 25.—Minnesota Muhlenbergia 
(After Britton and Brown, Ill. Fl. North- (Muhlenbergia ambigua). (After Brit- 
ern U.S.) ton, Ill. Fl. Northern U. 8.) 
Fig. 26.—Timothy grass (Phlewm pratense). (After FIG. 27.—Broom grass, Andropogon Virginicus. 
Scribner, Bull. No. 7, Div. of Agrost., U.S. Dept. of (After Scribner, Bull. No.7, Div. of Agrost., U 
Agric.) S. Dept. of Agric.) 
