THE 



183 



Compare the culm, leaves, and stipules of the oat 

 with those of wheat, rye, and barley. 



FIG. 341. 



Outer Palet. 



Lower Glume. ~ 



Upper Glume. 



FIG. 842. 



In Fig. 342 are seen the palet, squa- 

 mulae, stamens, and pistil. The oat may 

 be thus described : 



