Jul. 1074, U. S. Dept. of Agriculture. 



Plate LX. 



White Polish (A). 



Einkorn (B). 



Spike, side view, natural size; glumes from lower, central, and upper portion of spike, natural size- 

 wheat kernels in three portions and in transverse section, magnified 3 diameters; einkorn spikelet 

 and kernel, magnified 3 diameters. 



