120 



No. of anal. 



5. Panicum filiformc. From Charles Mohr, Mobile, Ala. 1878. 



6. Panicum sanguinale (Crab Grass). From Charles Mohr, Mobile, Ala. 1878. 



7. Panicum sanguinale (Crab Grass). From the grounds of the Department. June 



23, 1880. 

 6. Panicum sanguinale (Crab Grass). From the Eastern Experimental Farm, West 



Grove, Chester County, Pa. August 11, 1880. 

 9. Panicum maximum. From Charles Mohr, Mobile, Ala. 1878. 



10. Panicum Texanum (Texas Millet). From Prof. S. B. Buckley, Austin, Tex. 1879. 



11. Panicum prolifcrum (Large Crab Grass). " Very ripe and rank." From Charles 



Mohr, Mobile, Ala, 1879. 



12. Panicum agrostoides (Marsh Panic). From W. S. Robertson, Muscogee, Ind. T. 



1879. 



13. Panicum anceps. From Charles Mohr, Mobile, Ala. 1879. 



14. Panicum anceps. From the Eastern Experiment Farm, West Grovo, Chester 



County, Pa. July 31, 1880. 



15. Panicum Crus-galli (Barnyard Grass). From Charles Mohr, Mobile, Ala. 1879. 

 1(5. Panicum Crus-galli (Barnyard Grass). From Profc S. B. Buckley, Austin, Tex. 



17. Panicum Crus-galli (Cock'sfoot). From the Eastern Experimental Farm, West 



Grovo, Chester County, Pa. August 25, 1880. 



18. Panicum virgatum (Panic Grass). From W. S. Robertson, Muscogee, Ind. T. 1879. 



Low growth. 



19. Panicum virgatum (Tall Panic or Switch Grass). From Prof. S. B. Buckley, Aus- 



tin, Tex. 1878. 



20. Panicum virgatum (Tall Panic or Switch Grass). From Charles Mohr, Mobile, Ala. 



1878. 



21. Panicum virgatum (Tall Panic or Switch Grass). From W. S. Rolxjrtsou, Musco- 



gee, Ind. T. 1879. Tall growth. 



22. Panicum divaricatum. Frofn Charles Mohr, Mobile, Ala. 1879. 



23. Panicum gibbum. From Charles Mohr, Mobile, Ala. 1879. 



2-1. Pauicumobtusum. From Prof. S. B. Buckley, Austin, Tex. 1878. 



25. Panicum capillare (Witch Grass). From W, S. Robertson, Muscogco, Ind. T. 1879. 



26. Panicum dicholomum. From Charles Mohr, Mobile, Ala. 1879. 



27. Setaria Italica. From the Eastern Experimental Farm, West Grove, Chester 



County, Pa. July 24, 1880. 



28. Setaria glauca (Fox-tail). From the grounds of the Department. July 24, 1880. 



29. Setaria glauca (Fox-tail). From the Eastern Experimental Farm, West Grove, 



Chester County, Pa. August 11, 1880. 



30. Setaria sclosa (Bristle Grass). From Prof. S. B. Buckley, Austin, Tex. 1878. 



31. Tripsacum dactyloides (Gama Grass). From D. L. Pharos, Woodville, Miss. 1878. 



32. Tripsacum dactyloidcs (Gama Grass). From the Eastern Experimental Farm, West 



Grove, Chester County, Pa. 1880. 



33. Spartina cynosuroidcs (Whip Grass). From A. C. Lathrop, Glen wood, Pope County, 



Minnesota, 1879. 



34. Spartina cynosuroidcs (Whip Grass). From J. D. Waldo, Quiucy, 111. 1879. 



35. Spartina cynosnroidcs (Whip Grass). From W. S. Robertson, Muscogee, Ind. T. 



1879. 



30. Andropogon Virginicus (Brown Sedge, Sedge Grass). From Prof. S. B. Buckley, 

 Austin, Tex. 1878. 



37. Andropogon scoparius. From Charles Mohr, Mobile, Ala. 1879. Before bloom. 



38. Andropogon scoparius (Broom Grass). From Charles Mohr, Mobile, Ala. 1878. 



39. Andropogon scoparius. From W. S. Robertson, Muscogee, Ind. T. 1879. 



40. Andropogon macrourus (Broom Grass). From Charles Mohr, Mobile, Ala. 



41. Andropogon fur cat us (Blue joint Grass). From A. C. Lathrop, Glenwood, Pope 



County, Minn. 1879. 



