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



PLATE L. 



Little Club (A>. 



Big Club fB>. 



ic( and Idi • ■ lew , natural Ize; glumes from lower, contraband upper porl ions of spike, 

 natural Ize; kernels in three positions and in transvei e section, magnified 3 diameters. 



