Bui. 1074, U. S. Dept. of Agriculture. 
Plate xxxvi, 
i 
i 
Propo (A). 
\ x^if5 
X 
»!'" 
Baart (B). 
Spike, face view, Batumi size: gliimes from lower, central, and upper portions of spike, natural 
size; kernels in tliree positions and in transverse section, magnified 3 diameters. 
