Index 



471 



Poa inttrma, 50 



pratensis, 5 I 



scabrella. 51 

 Poison Hemlock, 283 

 Poison Oak, 239 

 Pokeweed Family. 135 



POl I Ml INIACEAE, :;n 



Polycappon, 1 19 



depressum, 149 

 Polygala, 231 



Californica, 231 

 POLTG \l.\< !E \K, 230 

 P( iLTGONAi KAK, 110 

 Polygonum, 121 



aviculare. 122 



Convolvulus, 123 



hydropiperoides, 122 



incarnatum, 122 



lapathifolium, 122 



nodosum, 122 

 Polypogon, 35 



littoralis, 36 



Monspeliensis, 35 

 Pondweed, 10 

 Pondweed Family, 9 

 Pop-corn Flower, 332 

 Poplar, 99 

 Poppy Family, 158 

 Populus, 99 



Fremonti, 99 



trichocarpa, 99 

 Portulaca, 142 



oleracea, 142 



PoKTl'LACEAE, 140 



Potentilla, 198 

 Anserina, 199 

 glandulosa, 200 

 Nevadensis, 200 



multijuga, 198 

 Potamogeton, 10 



foliosus Californicus, 11 



fiuitans, 10 



lonchites, 10 



natans, 10 



pauciflorus Californicus, 

 11 



pectinatus, 11 

 Potato Family. 349 

 Primrose Family, 298 

 Pki.mclaceae, 298 

 Prosopis, 205 



Prosopis juliflora, 2ii5 



pubescens, 206 

 I'm nus. 203 



demissa, 204 



ilicifolia, 204 

 Pseudotsuga, ."> 



macrocarpa, 6 

 Psilocarphus, 408 



globiferus, 408 

 Psoralea, 220 



Californica, 221 



macrostachya, 220 



orbicularis. 221 



physodes, 220 

 Pterostegia, 111 



drymarioides, 111 

 Ptiloria, 446 



cichoriacea, 447 



pleurocarpa, 446 



virgata, 146 

 Pulse Family, 204 

 Purslane, 1 12 

 Purslane Family, 140 

 /'y, nanthemum, 'M~ 



( 'alifornicum, 31? 

 PTROLACEAB, 294 



Quercus, 104 

 agrifolia. 106 

 Californica, 106 

 chrysolepis, 106 

 Douglasii, 105 

 dumosa, 105 

 Engelmanni, 105 

 lobata, 105 

 Wislizeni, 106 



Radish, 170 



Eafinesquia Californica, 



447 

 Ragweed, 411 

 Ragweed Tribe, 411 

 Ramona, 344 



grandiflora, 344 



nivea, 344 



polystachya, 345 



stachyoides, 345 

 Ranixci'i.aceae, 151 

 Ranunculus, 155 



Californicus, 155 



Cymbalaria, 155 



Ranunculus bebe- 

 carpus, 155 



trichophyllus, 155 

 Raphanus, 17u 



sativus, iTn 

 Raspberry, 198 

 Rattle weed, 222, 223 

 Razoumofskya. 109 



occidentalis, 109 

 Rein-orchis, 94 

 Reseda, 182 



lutea, 182 

 Resed m 1. w . 182 



RllAM.NAII.AK, 210 



Rhamnus, 211 



Californica, J II 

 tomentella, 242 



crocea, 241 

 ilicifolia, 241 

 Rhus, 238 



(1 i vers i lot >a, 239 



integrifolta, 2:i'.t 



laurina, 239 



ovata, 239 



triloliata, 240 

 Ribes, 192 



aniarum, 193 



divaricatum, 193 



hesperium, 194 



malvaceum viridifoli- 

 um, 192 



Nevadense, 193 



speciosum, 194 



tenuiflorum, 192 

 Ricinus. 233 



communis, 234 

 Rock-rose, 253 

 Rock-rose Family, 252 

 Romero, 340 

 Romneya, 159 



Coulteri, 160 



trichocalyx, 160 

 Roripa, 171 



curvisliqua, 172 



Nasturtium, 171 

 Rosa, 203 



Californica, 203 

 R( is u'KAE, 195 

 Rose, 203 

 Rose Family, 195 

 Rcbiaceak, 377 



