LETFl^.R OF TRAXSMriTAL. 



U. S. Department of Agriculture, 



Bureau of Plant Industry, 



Office of the Chief, 

 Washington, D. C, October JS, 1002. 

 Sir : I have the honor to transmit herewith a technical paper entitled 

 "North American Species of Leptoehloa," and respectfully rec(mimend 

 that it be published as Bulletin No. 33 of the series of this Bureau. 



This paper was prepared by Mr. A. S. Hitchcock, Assistant Agros- 

 toloo-ist, in Charge of Cooperative Experiments, Grass and Forage Plant 

 Investigations, and has been submitted by the Agrostologist with a 

 view to pnl)licatiou. 



Respectfully, 



^ B. T. Galloway, 



Chief of Bureau. 

 Hon. James Wilson, 



Secretary of Agriculture. 



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