A CALENDAR OF THE COMMON GRASSES ACCORDING 



TO THEIR SEASONS OF MOST ABUNDANT 



BLOSSOMING 



April 15th to June 15th: 



Low Spear-grass (Poa annua) 195 



Sweet Vernal-grass {Anthoxanthum odoratum) .... 94 



White-grained Mountain Rice (Ory^opsis asperifolia) . . 99 



Slender Mountain Rice (0. pungens) 99 



Downy Brome-grass (Bromus tedorum) 222 



Meadow Foxtail {Alopecurus pratensis) 112 



Orchard Grass {Dadylis glomerata) 188 



Meadow Oat-grass (Arrhenatherum elatius) 142 - 



Black Oat-grass (Stipa avenacea) 100 



Kentucky Blue-grass {Poa pratensis) 195 



Canada Blue-grass {P. compressa) 197 



Early Bunch-grass (Sphenopholis ohtusata) 134 



Meadow Sphenopholis (5. pallens) 134 



Slender Sphenopholis (5. nitida) 134 



Velvet Grass {Holcus lanatus) 133 



Silvery Hair-grass {Aira caryophyllea) 132 



Wild Oat-grass (Danthonia spicaia) 143 



Narrow Melic-grass {Melica mutica) 181 



June 15th to July 20th: 



Reed Canary-grass {Phalaris arundinacea) 90 



Vanilla Grass {Hierochlo'e odorata) 97 



Long-awned Wood-grass (Brachyelytrum eredum) . . 108 



Brown Bent-grass (Agrosiis canina) 115 



Rough Hair-grass {A. lyemalis) 115 



Black-grained Mountain Rice (Ory^opsis racemosa) . . 99 



Sheep's Fescue {Festuca ovina) 217 



Slender Fescue {F. odojlora) 217 



Nerved Manna-grass {Glyceria nervata) 206 



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