INDEX OF ENGLISH NAMES 



239 



Prairie Pigweed, 80 



Pink, 148 



Rose, 107 



Trefoil, 114 



Turnip, 114 



Violet, 135 

 Prickly Ash, 122 



Lettuce, 185 



Mallow, 132 



Pear, 136 



Poppy, 95 



Sensitive Plant, 110 

 Puccoon, 157 



Hoary, 157 

 Pumpkin, Wild, 181 

 Purple Cone-flower, 200 

 Purple Milkweed, 150 



Morning-glory, 152 



Rocket, 99 



Purse, Shepherd's, 100 

 Purslane, Marsh, 138 



Water, 137 

 Pussley, 85 



Quillwort, 7 



Radish, Horse, 99 

 Ragweed, 187 



Southern, 187 



Western, 187 

 Rape, 98 



Broom, 175 

 Raspberry, Wild, 105 

 Rattle-box, 113 

 Rattle-snake Fern, 1 



Grass, 29 

 Red Ash, 148 



Bud, 110 



Cedar, 7 



Clover, 113 



Haw, 108 



Morning-glory, 152 



Oak, 70 



-top Grass, 26 



Tall, 29 

 Reed Canary Grass, 21 



Grass, 26, 27, 29 



Wood, 26 

 Rice, Wild, 20 

 River-dock, 76 



-weed, 171 

 Rock-Cress, 101 

 Rocket, Purple, 99 

 Root, Alum, 103 



Culver's, 173 

 Rose Mallow, 132 



Prairie, 107 



Wild, 107 

 Rosin-weed, 199 

 Rough Avens, 106 



Meadow Grass, 34 



Pigweed, 83 

 Rue Anemone, 91 

 False, 91 



Meadow, 94 



Rush, 57 



Bui-, 43 



Grass, 24 



Nut, 45 



Spike, 42 

 Russian Thistle, 82 

 Rye Grass, 36 



Wild, 38 



Sage, Wild, 163 



Wood, 160 

 Salad, Corn, 181 

 Sand-bar Willow, 69 



-grass, 30 



-wort, 88 

 Sanicle, 143 



Scouring-rush, Common, 6 

 Slender, 6 

 Stout, 6 

 Seal, False Solomon's, 61 



Golden, 90 



Solomon's, 61 

 Sedge, 45 

 Self-heal, 162 

 Senna, Coffee, 111 



Low, 111 



Wild, 111 

 Sensitive Fern, 3 



-plant, False, 110 

 Prickly, 110 

 Service-berry, 108 

 Sheep Sorrel, 76 

 Shell-bark Hickory, 67 

 Shepherd's Purse, 100 

 Shingle Oak, 71 

 Shooting Star, 147 

 Showy Orchis, 65 

 Silver-leaf Poplar, 68 

 Silver Maple, 128 

 Silvery Spurge, 123 

 Skullcap, 161 

 Skunk Bush, 127 

 Sleepy Catchfly, 87 

 Slender Bur-reed, 8 



Crab-grass, 16 



Nettle, 74 



Pigweed, 83 



Scouring-rush, 6 

 Slipper, Ladies', 64 

 Slippery Elm, 72 

 Small Bindweed, 153 

 Smaller Mud-plantain, 57 

 Small Spleenwort, 4 

 Smart- weed, 77 

 Smooth Crab-grass, 17 



Spiderwort, 56 



Sumac, 127 

 Snake-root, Button, 143 



Virginia, 75 



White, 191 

 Sneezeweed, 204 

 Spike Rush, 42 

 Soft Chess, 36 

 Solomon's Seal, 61 



False, 61 



