(356) 



Peucedanum u t r i c u 



latum 177 



Phacelia 26, 160 



ciliata 161 



circinata . . 160 



divaricata 161 



distans 10 



hispida 160 



malvaefolia 160 



tanacetifolia 161 



Phalaris 11, 298 



amethystina 299 



arundinacea 299 



Canariensis 298 



intermedia 299 



PHANEROGAMS 80 



PHILADELPHB^I 189 



Pbleum 11, 297 



alpintim 297 



pratense 297 



Phoradendron . . .73, 77, 267 



flavescens 267 



Photinia 45, 252 



arbutifolia 252 



Phragmites 12, 306 



communis 306 



Pickeringia 39, 253 



montana 253 



Pigweed 197 



Pilularia 330 



Americana 330 



Pimpernel 172 



Pimpinella 28, 180 



apiodora . 181 



Pin-clover 205 



Pine ..326 



Pinus .72, 326 



Pinus insignis 327 



nmricata 327 



Sabiniana 327 



tubeiculata 327 



PIPERALES 279 



Plagiobothrys 19, 157 



canescens 157 



nothofulvus 157 



PLANTAGiNE.33 140 



Plantago 16, 141 



lanceolata 141 



major 141 



maritima 141 



Patagonica 141 



Plantain 141 



PLATANES 272 



Platanus 76, 273 



racemosa 273 



Platystemon. 48, 228 



Calif ovnicus 229 



Platystigma 48, 229 



Calif ornicnm 229 



liueare 229 



Plectritis 8, 124 



congesta 124 



macrocera 124 



Plnehea 65, 88 



camphorata 88 



Plum 246 



PLUMBAGINES 170 



Poa 13, 309 



annua 309 



Culifornica 309 



distans ....309 



Douglasii 310 



pratensis 309 



scabrella . . . . 309 



