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



PLATE XXXIV. 



- 



n»* 





WJ^ 



SONORA </\). 



GRANDPRIZE (B). 



Bpike . face and Ide > lew , natural ' izc; Kluine.-; from lower, roil nil, and upper por lions of spike, 

 natural Ize; kernel In three positions and In transverse section, magnified 3 diameters. 



