194 



INDEX. 



PAOK. 



Polymnia 80 



POLYPETALOUS EXOGENS 1 



POLYI>ODIACK,K 174 



Polypodium 176 



Polypody 17C 



POMEJE 39 



Pondweed 14G 



Pondwced Family 145 



Pontederia 161 



PONTEDERIACE.E 1G4 



Poplar 130 



Poppy Family 10 



Populus 139 



Portulaca 24 



PORTULACACE.E 23 



Potamogeton 146 



Potentilla. 42 



Prairie Dock 81 



Prickly Ash., 28 



Primrose 92 



Primrose Family 91 



Primula 92 



PRIMULACE.E 91 



Prince's Pine 89 



Prosartes 160 



Prunus 39 



Pteris 176 



Pterospora 90 



Puccoon 107 



Pulse Family 33 



Purslane 24 



Purslane Family 23 



Putty Root 15.'. 



Pycnanthemum 103 



Pyrola 89 



PYROLELE 86 



Pyrus 45 



Quercitron 133 



Quercus 132 



Ragweed 70 



Ragwort 72 



KAN r.VCULACE/E 2 



Ranunculus 4 



Raspberry 43 



I'AOK. 



Rattlesnake-Plantain 



Rattlesnake-root 82 



Rattlesnake- weed 82 



Rein-Orchis l.'.l 



llHAMNACKfi 2'.) 



Rhammis 2'.) 



Rhexia f.l 



Rhinanthus 99 



Rhus 28 



Ribcs 46 



Rib-grass 91 



Rich-weed K ::, 12'.) 



Robinia 35 



Robin's-Plantain 77 



Rock-Cress 14 



Rock-Rose 18 



Rock-Rose Family 18 



Rosa 44 



Rose 44 



ROSACES 38 



! Rose Family 38 



Rosin Plant 81 



RUBIACE^E 61 



Rubus 43 



Rudbeckia 79 



Rue Family -11 



Rumex 121 



Rush... . i.;:; 



Rush Family 162 



RUTACE^E 27 



Sagittaria 148 



St. John's-wort 20 



St. John's-wort Family 1!) 



SALICACE.Ii 



Salix 137 



Salsify 83 



Salsola 117 



Sambucus 60 



Samolus 



Sanda!\vood Family 



Sandwort 



Sanguinaria 10 



Sanicle 64 



Sanicula 



SANTALACE^i 1-4 



