﻿LIVING PLANTS 



Olpidiopsis 225 



Onion 108 



Ostrya (ironwood) 182 



Oxalidse 47 



Oxalis 55 



" Acetosella 189 



" floribunda 138 



" vespertilionis 138 



Ox-eye daisy (Leucanthemiun) 41 



PEAS 100, 107, 108, 109,111,113,118,119 



Peach yellows 103 



Phalaris 24 



Philotria Canadensis 96, 181 



Phoenix dactylifera (date) 136, 138 



Pigweed CAmaranthiis retroflexiis) 40 



Pine 94 



Pinus huniilis 94 



Piper porphyraceum 187 



Platanns (Sycamore) 181 



Poison oak (Rlnis toxicodendron) 162 



Pondweed (Elodea) 96, 181 



Poplar 157 



Populus 182 



Potato 201 



Prickly lettuce 31, 33, 43 



Pultnonaria 177 



Pumpkin {Cucurhita Pepo) 74 



Purslane (Portulaca oleracea) .40, 196 



RADISH 100 



Ragw^eed {Ambrosia artemisiee folia) 40 



Ranunculus ficarioides 186, 187 



Redbud (Cercis) 15, 81 



Red maple 185 



Red sea- weed 185 



Reesia 225 



Rhododendron 94 



Robinia Pseudacacia 62 



Rosin weed {Silphium laciniatum) 43 



Rots 200 



Rozella 225 



Rumex (dock) 182 



Rusts 200 



Rye 108 



