Bulletin No. 24. 



Agros. 73. 



U. S. DEPARTMENT OF AGRICULTURE. 



DIVISION OF AGROSTOLOGY. 

 [<irass aud Forage Plant Iiivestigations.] 



STUDIES 



ON 



AMEEICAN GEASSES. 



I. SOME RECENT COLLECTIONS OF MEXICAN CRASSES. 



By F. Lamson-Scribner and Elmer D. Merrili,. 



II. NOTES ON PANICUM NITIDUM LAM.. PANICUM SCOPARIUM LAM., 

 AND PANICUM PUBESCENS LAM. 



By F. L.\MSON-ScKiBNER iiTid Elmer D. Merrill. 



III. MISCELLANEOUS NOTES AND DESCRIPTIONS OP NEW SPECIES. 

 By F. Lamson-Scribner and Carleton R. Ball. 



ISSTJEr) .Tj^NTJ^^RY 9, 1901. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 

 1900. 



