CONSPECTUS. 339 



16. Spartina, Schreb. Cord or Marsh Grass. Species 4. 

 47. Ctenium, Panzer. Toothache-Grass. Species: 



Ctenium Americanum, Spreng. 

 IS. Iioutelo)ia, Lag. Muskit-grass. Species 3. 



19. Gymnopogon, Beau v. Naked Beard-Grass. Species 2. 



20. Cynodon, Rich. Bermuda Grass. Scutch-Grass. 



Species : Cynodon Dactylon, Pers. 



21. Dactyloctenium, Willd. Egyptian Grass. Species : 



J). uEgyptiacum, Willd. 



22. Eleusine, GsBvin. Crab-Grass. Yard-Grass. Species: 



E. Indica, Gsertn. Dog's-tail, or Wire-Grass. 



23. Leptochloa, Beauv, Species 2. 



24. Trieiispis, Beauv. Species: 



Tr. sesleroides, Torr. Tall Red-top. 



25. Uralepis, Nutt. {Tricuspis, Gray.) Species : 



U. purpurea-, N"utt. Sand-Grass. 



26. Diarrhena, Raf. Species : D. Americana, Beauv. 



27. Dactylis, L. Cock's-foot. Orchard-Grass. Species : 



D. glomerata, L. 



28. Koel&ia, Pers. Species : K. cristata, Pers, 



29. Eatonia, Raf. Species 2, 



30. Melica, L, Melic-Grass. SiJecies : 



Melica mutica, Walt. 



31. Glyceria, R. Br., Trin. Manna-Grass. Species 10, 



32. Brisopyrum, Link. Spike-Grass. Species : 



Br. spicatum, Hook. 



33. Poa, L. Meadow-Grass. Spear-Grass. Species 12. 



34. JEragrostis, Beauv. Species 8. 



35. Briza, L. Quaking Grass, Spedes : Briza media, L. 



36. Festuca, L. Fescue-Grass. Species 4. 



37. Bromus, L. Broma-Grass. Species 6. 



38. Uhiola, L. Spike-Grass. Species 3. 



39. Phragmites, Trin. Reed, ^cies: 



Phr. communis, Trin. 



40. Amndinaria,M.x. Cane. Species: 



A. macrosperma, Mx, 



41. iep^wnis, R. Br, Species: X.^awjcwZa^MS, Nutt. 



