Picea 
Pigweed 
Pimpernel 
Pinaceae 
Pine 
Drops 
Family 
Lodgepole 
Princes 
Western White 
Western Yellow 
White 
White-bark 
Yellow 
Pinegrass 
Pinesap 
Pink 
Cow 
Family 
Menzies 
Scouler's 
Piperia 
Pipsissewa 
Plagiobothrys 
Plantain 
Water 
Platanthera 
Plectritis 
Poa 
Poaceae 
Poison 
Ivy 
Oak 
Polemoniaceae 
Polemoniella 
Polemonium 
Poly ganaceae 
Polygonum 
Polypodiaceae 
Polypodium 
Polypogon 
Polystichum 
Pond Lily 
Pondweed 
Horned 
Popcorn flower 
Poplar 
Portulaca 
Portulaceae 
Potamogeton 
Potamogetonacease 
Potato Family 
Potentilla 
Poterium 
Powderhorn 
Prenanthes 
Primulaceae 
Primrose 
Evening 
Family 
1416) 
