422 Index 



Pink-root 259 



Pinxter Flower 239 



Pipsissewa 233 



Pipe Vine 101 



Pipe, Dutchman's 101 



Pitcher Plant , 145 



Plantain, Common 323 



Robin's 367 



Water 119 



Plantago major 323 



Pogonia 91 



Polygala 191 



Polygonatum 55 



Polygonum persicaria 103 



Polymonium Family 283 



Pontederia cordata 33 



Poppy, Prickly 135 



Portulaca oleracea 115 



Potentilla canadensis 157 



" palustris 159 



Primrose, Evening 225 



Prince's Pine . 233 



Prunella vulgaris 291 



Purslane 115 



Pyrola elliptica 235 



Pyxie 249 



Ragged Robin 107 



Ragwort, Golden 385 



Ranunculus 119 



Rattlebox 169 



Rattlesnake Plantain 95 



Rattlesnake-weed 401 



Rhexia virginica 221 



