INDEX 



265 



Pleurisy Eoot, 195 

 Plum, 125 

 Podophyllum, 91 

 Poet's Narcissus, 44 

 Poison Dogwood, 148 

 Poison Ivy, 149 

 Poison Vine, 149 

 Poke, Indian, 33 

 Pokeweed, 75 

 Pokeweed Family, 75 

 Polanisia, 107 

 Polemoniaoese, 199 

 Polemonium, 201 

 Polycodium, 183 

 Polygala, 145 

 Polygala Family, 145 

 Polygalacese, 145 

 PolygonacesB, 69 

 Polygonatum, 40 

 Polygonum, 70 

 Pomme Blanche, 136 

 Pontederia, 28 

 Pontederiaoeae, 28 

 Poor Man's Weather- 

 glass, 188 

 Poplar, 50, 51, 93 

 Poppy, 97 

 Poppy Family, 96 ■ 

 Poppy Mallow, 159, 160 

 Populus, 50 

 Portulaca, 77 

 Portulaca Family, 76 

 Portulacaceaa, 76 

 Potato, 215 

 Potato Vine, 198 

 Potentilla, 119 

 Prairie Apple, 188 

 Prairie Fire, 221 

 Prickly Ash, 144 

 Prickly Pear, 166 

 Primrose, 185 

 Primrose Family, 184 

 Primula, 185 

 PrimulacesB, 184 

 Prince's Pine, 178 

 Privet, 191 

 Prunella, 211 

 Prunus, 124 

 Psedera, 156 

 Psoralea, 135 



Ptelea, 144 

 Puccoon, 206 

 Pudding Berry, 176 

 Pulse Family, 126 

 Purslane, 77 

 Purslane Family, 76 

 Pyrola, 178 

 Pyrola Family, 177 

 PyrolacesB, 177 

 Pyrrhopappus, 253 

 Pyrus, 116 



Quaker Ladies, 229 

 Quaking Asp, 51 

 Quamasia, 38 

 Quamoclit, 198 

 Queen of the Prairie, 



120 

 Quercus, 60 

 Quince, 116 



Radicula, 104 

 Radish, 103 

 Radish, Wild, 103 

 Ragweed, 248 

 Ranunculacese, 83 

 Ranunculus, 84 

 Raphanus, 103 

 Raspberry, 122 

 Ratibida, 244 

 Rattan Vine, 154 

 /Rattlebox, 81 

 Rattlesnake Master, 171 

 Rattlesnake Weed, 253 

 Red Cedar, 19 

 Red Root, 155 

 Redbud, 130 

 Reseda, 108 

 ResedacesB, 108 

 RhamnacesB, 154 

 Rhamnus, 154 

 Rhododendron, 180 

 Rhus, 148 

 Rib Grass, 226 

 Ribes, 112 



Robin Runaway, 211 

 Eobinia, 136 

 Robin's Plantain, 243 

 Riocky Mountain Bee 

 I Plant, 108 



Eoripa, 104 

 Rosa, 123 

 Eosacese, 113 

 Rose, 123, 124 

 Rose Family, 113 

 Rowan Tree, 117 

 RubiaceBB, 227 

 Rubus, 121 

 Rudbeckia, 244 

 Rue Anemone, 86 

 Rue Family, 144 

 Ruellia, 225 

 Rumex, 70 

 Rush Family, 30 

 Rutacese, 144 

 Rutland Beauty, 199 



Sage, 213 

 Sagittaria, 21 

 St. John's-wort, 160 

 St. John's-wort Family, 



160 

 SalicacesB, 48 

 Salix, 48 

 Salomonia, 40 

 Salvia, 213 

 Sambucus, 234 

 Sand Bur, 215 

 Sandalwood Family, 67" 

 Sanguinaria, 96 

 Sanicle, 172 

 Sanicula, 172 

 Santalacese, 67 

 Sarothra, 160 

 Sarracenia, 109 

 Sarraceniacese, 108 

 Sarsaparilla, 170 

 Sassailras, 95 

 Savin, 19 

 Saxifraga, 109 

 Saxifragacese, 109 

 Saxifrage, 109, 110 

 Saxifrage Family, 109 

 Schrankia, 129 

 Scilla, 37 



ScrophulariaoesB, 217 

 Scutellaria, 210 

 Sedge Family, 23 

 Self-Heal, 211 

 Seneca Snakeroot, 145 



