The Common Grasses 



Nodding Wild Rye {E. canadensis) 247 



Ray-grass {Lolium perenne) 231 



July 20th to October 1st: 



Gauze-grass (Sporobolus uniflorus) 113 



Bur-grass {Cenchrus carolinianus) 78 



Rice Cut-grass (Leersia ory^oides) 89 



White-grass (L. virginica) 89 



Slender Paspalum (Paspalum setaceum) 60 



Field Paspalum ((P. laeve) 60 



Large Crab-grass (Digitaria sanguinalis) 56 



Small Crab-grass (D. humifusa) 56 



Slender Finger-grass (D. filiformis) 56 



Indian Rice {Ziiania palustris) 83 



Yellow Foxtail (Setaria glauca) 77 



Green Foxtail (S. viridis) 77 



Cockspur Grass (Echinochloa crusgalli) 62 



Old Witch-grass (Panicum capillare) 71 



Tall Smooth Panic-grass (P. virgatum) 71 



Sea-beach Panic-grass {P. amaroides) 71 



Large-fruited Panic-grass {P. latijolium) 71 



Spreading Panic-grass (P. dichotomiflorum) 71 



Wood Reed-grass (Cinna arundinacea) 128 



Slender Wood Reed-grass (C. latijolia) 128 



Tall Red-top {Tridens flamis) 170 



Sand-grass {Triplasis purpurea) 171 



Marram Grass {Ammophila arenaria) ...... 127 



Salt-meadow Leptochloa {Leptochloa Jascicularis) . . . 166 



Lace-grass {Eragrostis capillaris) 172 



Purple Eragrostis {E. pectinacea) 172 



Strong-scented Eragrostis {E. megastachya) 172 



Creeping Eragrostis {E. hypnoides) 172 



Broad-leaved Spike-grass (Uniola latijolia) 183- 



Slender Spike-grass {U. laxa) 183 



Meadow Muhlenbergia {Muhlenhergia mexicana) . . . 105 



Rock Muhlenbergia (M. soholijera) 105 



Wood Muhlenbergia {M. sylvatica) 105 



Nimble Will {M. Schreheri) 105 



Long-awned Hair-grass (A/, capillaris) 105 



Long-leaved Rush-grass {Sporobolus asper) 113 



29 



