Bui. 1074, U. S. De 
i 
pt. of Agriculture. 
Plate LVI. 
1 !/ 
1 
11 \\\ 
ilHn 
1 
« H \\\UI 
« 1 1w « 
* f T- * 
Ol<»^ 
Acme (A). 
Kahla (B). 
Spike, side view, natural size; glumes from lower, central, and upper portions of spike, natural 
size; kernels in three positions and in transverse section, magnified 3 diameters. 
