Index 343 



Parsnip, Cow, 204 



Pasque Flower, 94 



Pea Family, 168 



Pearlwort, Arctic, 87 



Pectiantia, 129 

 Breweri, 134 

 pentandra, 133 



Pedicularis, 248 

 bracteosa, 261 

 racemosa, 260 



Pentstemon, 248 

 confertus, 250 

 fruticosus, 249 

 procerus, 251 

 pseudohumilis, 251 



Peramium, 54 

 Menziesii, 62 

 repens, 63 



Petasites, 285 

 frigida, 314 

 palmata, 312 

 sagittata, 313 



Phaca, 1 68 



americana, 172 



Phacelia, 238 



heterophylla, 239 

 sericea, 239 

 Mountain, 239 



Phegopteris, 3 

 alpestris, 4 

 Dryopteris, 5 

 Phegopteris, 5 



Phyllodoce, 212 



empetriformis, 217 

 glanduliflora, 216 

 intermedia, 216 



Physaria, 112 



didymocarpa, 117 



Picea, 24 



albertiana, 31 

 Engelmanni, 31 



PINACE^E, 23 



Pine, 



Black, 25 



