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



PLATE XII 



DlCKLOW (A). 



Regenerated Defiance (B). 



Eace and side \ lew i, natural size; glumes tram lower, central, and upper portions of spike, natural 

 Ize; kernels in three positions and in transverse section, magnified 3 diameters. 



