SUDAN" GRASS AND RELATED PLANTS. 

 SORGHUM-JOHNSON GRASS HYBRIDS. 



13 



Consideration of some of the natural and artificial hybrids of sor- 

 ghum and Johnson grass indicates the wide possibilities in this com 

 paratively untouched field. The first natural hybrids to be studied 



Fig. 9. — Typical panicle of chicken corn (Andropogon sorghum drummondii). Grown at the Arlington 



Experimental Farm, Va., 1914. 



