Bui. 85, Part IV Revised B ■ U. S. Depl 



Plate I. 







l v - 







Fig. 1.— Early Johnson Grass Heading and Blooming on Wet Banks of Sewage 

 Canal, San Antonio, Tex. (Original.) 



Fig. 2.— Rubbish Left by Removal of Sorghum Shocks in a Field near San An 



Tex. (.Original. 



