﻿INDEX 
  

  

  265 
  

  

  Pleurisy 
  Root, 
  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 
  

   Polemoniaceas, 
  199 
  

   Polemonium, 
  201 
  

   Polycodium, 
  183 
  

   Polygala, 
  14-3 
  

   Polygala 
  Family, 
  145 
  

   Polygalacese, 
  145 
  

   Polygonaceee, 
  69 
  

   Polygonatum, 
  40 
  

   Polygonum, 
  70 
  

   Pomme 
  Blanche, 
  136 
  

   Pontederia, 
  28 
  

   Pontederiaceae, 
  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 
  

   Portulacacese, 
  76 
  

   Potato, 
  215 
  

   Potato 
  Vine, 
  198 
  

   Potentilla, 
  119 
  

   Prairie 
  Apple, 
  138. 
  

   Prairie 
  Fire, 
  221 
  

   Prickly 
  Ash, 
  144 
  

   Prickly 
  Pear, 
  166 
  

   Primrose, 
  185 
  

   Primrose 
  Family, 
  184 
  

   Primula, 
  185 
  

   Primulacea?. 
  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 
  

   Pyrolacese, 
  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 
  

   Ranunculaceae, 
  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 
  

   Resedaceae, 
  108 
  

   Rhamnacese, 
  154 
  

   Rhauinus, 
  154 
  

   Rhododendron, 
  180 
  

   Rhus, 
  148 
  

   Rib 
  Grass, 
  226 
  

   Ribes, 
  112 
  

  

  Robin 
  Runaway, 
  211 
  

   Robiuia, 
  136 
  

   Robin's 
  Plantain, 
  243 
  

   Rocky 
  Mountain 
  Bee 
  

   Plant, 
  108 
  

  

  Roripa, 
  104 
  

   Rosa, 
  123 
  

   Rosacese, 
  113 
  

   Rose, 
  123, 
  124 
  

   Rose 
  Family, 
  113 
  

   Rowan 
  Tree, 
  117 
  

   Rubiaceae, 
  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 
  

  

  Salicacese, 
  48 
  

   SalLx, 
  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 
  

   Sarraceniacea?, 
  108 
  

   Sarsaparilla, 
  170 
  

   Sassafras, 
  95 
  

   Savin, 
  19 
  

   Saxifraga, 
  109 
  

   Saxifragacea?, 
  109 
  

   Saxifrage, 
  109, 
  110 
  

   Saxifrage 
  Family, 
  109 
  

   Schrankia, 
  129 
  

   Scilla, 
  37 
  

  

  Scrophulariaceae, 
  217 
  

   Scutellaria, 
  210 
  

   Sedge 
  Family, 
  23 
  

   Self-Heal, 
  211 
  

   Seneca 
  Snakeroot, 
  145 
  

  

  