302 



INDEX. 



Page. 



Phalaris caroliniana 204 



erucaeformis 181, 203 



oryzoides 203, 205 



pjikoides 203 



villosa 214 



Phanopyrum 229 



gymnocarpon 229 



Pharus 211-212 



latifolius 211 



Phippsia 132 



algida 132 



Phleum 140-141 



alpinum 140 



arenarium 140 



bellardi 141 



graecum 141 



pratense 140, 141 



schoenoides 140, 153 



Pholiurus 105-106 



incurvatus 106 



Phragmites 64 



communis 64, 65 



phragmites 64 



Phyllostachys 8 



Pili 273 



Pine-grass 4,123 



Piptatherum 156 



coerulescens 156, 158 



punctatum 156, 158 



Piptochaetium 158 



Pleopogon 139 



setosum 139 



Pleuraphis 168 



jamesii 168 



Pleuropogon -36 



californicus 36, 37 



refractus 36 



sabinii 36 



Plume-grass 258, 259 



Poa 38, 41-45 



amabilis 41 



annua 41, 44 



aquatica 34, 41 



arachnifera 41, 44 



bolanderi 41 



caerulescens 74 



capillaris 41 



chinensis -. 41 



compressa 41, 44 



distans 38 



douglasii 41 



eragroslis 41, 46 



fendleriana 41, 45 



Page. 



Poa flava 41, 76 



howellii 41 



kingii 30 



macrantha 41 



malabarica 41 



nemoralis 128 



nevadensis 41 



palustris 44 



pilosa 41 



pratensis 41, 43 



quinquefida 74 



rigida 34 



sand! >ergii 41, 45 



scabrella 41, 42, 44 



serotina 44 



tenella 41 



triflora 44 



trivialis 44 



weigeltiana 46 



Poaceae 3, 5-6 



Poatae (subfamily) 6-7 



Pod corn 287 



Podagrostis 127 



(section of Agrostis) 127 



Podopogon 160 



Podosemum 145 



capillaris 145 



Poisonous grasses 36, 161, 269 



Pollinia 270 



gryllus 270 



Polyanihrix 96 



Polyodon 193 



distichum 193 



Polypogon 13, 137-139 



littoralis 138 



lutosus 138 



maritimus 138 



monspeliensis 138 



Polyrhaphis 83 



(section of Pappophorum) 83 



Poranthera 269 



Porcupine grass 160 



Poverty grass 120, 165 



Prairie hay 3 



Proso millet 230 



Psamma 123 



littoralis 123 



Ptychophyllum (section of Chae- 



tochloa) 243 



Puccinellia 36, 38 



airoides 38 



distans 38 



festucaeformis... 38 



