ILLUSTRATIONS xi 



'''°- PAGE 



20. Acre<ige of Millet Hay. (Compiled from Census of 



1900.) Each dot represents 1,000 acres . . . 105 



21. Typical Form of Foxtail Millet 112 



22. Broom-corn Millet 115 



23. Barn-yard Grass. A representative of the Japanese 



millets 117 



24. Bermuda Grass 126 



25. Distribution of Bermuda Grass. Each dot represents 



a correspondent reporting Bermuda Grass important 



in his locality .... .... 128 



26. Plat of Bermuda Grass in Grass-garden at Wash- 



ington, D.C. (United States Department of Agri- 

 culture) 129 



27. Johnson Grass 138 



28. Distribution of Johnson Grass. Each dot represents 



a correspondent reporting Johnson Grass important 



in his locality ........ 145 



29. Redtop, or Herd's Grass (Agrostis alba) . . . 147 



30. Distribution of Redtop. Each dot represents a corre- 



spondent reporting this grass important . . 149 



31. OTch3LTd-%ra.ss (Vactylis glomerata). Cocksfoot of the 



English 155 



32. Sod of Orchard-grass. Showing its bunchy character 158 



33. Distribution of Orchard-grass. Each dot represents 



a correspondent reporting this grass important . 161 



34. Brome-grass {Bromus inermis) ..... 165 



35. Distribution of Brome-grass. Each dot representing 



a correspondent reporting it important , . . 167 



36. Chess, or Cheat {Bromus secalinus) .... 172 



37. Rescue-grass {Bromus unioloides) ■ . , . 174 



38. Crab-grass 184 



