336 



INDEX. 



"White-miillen, 257 

 White-oak, 100 

 White-pine, 2 

 White-poplar, 91 

 W^hite-snakeroot, 287 

 White-thorn, 155 

 White-topped aster, 292 

 White-verbena, 244 

 White-walnut, 94 

 White water-crowfoot, 122 

 White-willow, 92 

 White-wood, 126, 188 

 A\1iitlow-grass, 137 

 Whitlow-wort Family, 



111 

 Wicky, 217 



Wild balsam-apple, 279 

 Wild-bergamot, 252 

 Wild black-cherry, 158 

 Wild black-currant, 144 

 Wild-carrot, 213 

 Wild-cherry, 158 

 Wild-chess, 35 

 Wild-coffee, 275 

 Wild-comfrey, 241 

 Wild-cranesbill, 172 

 Wild-elder, 207 

 Wild-garlic, 74 

 Wild-geranium, 3 71 

 Wild-ginger, 278 

 Wild-indigo, 161 

 Wild-leek, 74 

 Wild-lettuce, 315 

 Wild-liquorice, 272 

 Wild-marjoram, '253 

 Wild oat-grass, 28 

 W^ild-onion, 74 

 Wild-parsnip, 213 

 Wild-pink, 118 

 Wild potato-vine, 233 

 Wild-rasin, 275 

 Wild red-cherry, 157 

 Wild red-plum, 158 

 Wild-rice, 19 

 Wild-rose, 122 



Wild-rye, 37 



Wild-sarsaparilla, 207 



Wild-senna, 159 



Wild sensitive-plant, 159 



Wild-spikenard, 76 



Wild sweet-william, 237 



Wild-teasel, 278 



Wild water-pepper, 107 



Wild yam-root, 81 



Wild yellow-plum, 158 



Willow, 91 



Black, 92 



Dwarf gray, 93 



Glaucous, 93 



Prairie, 93 



Purple, 93 



Sand-bar, 92 



Shining, 92 



Water, 202 



Weeping, 92 



White, 92 

 Willow Family, 90 

 Willow-herb, 203 

 Willow-oak, 99 

 Wineberry, 148 

 Winterberry, 182 



Smooth, 97 

 Winter-cress, 134 

 Winter-grape, 18'7 

 Wintergreen, 214, 218 



Flowering, 176 



Spotted, 215 



WlXTERGREEN FAMILY, 

 214 



Wire-grass, 21 

 Witch-elm. 144 

 Witch-hazel, 144 

 Witch-hazel Family, 



144 

 Witherod, 275 

 Wood-anemone, 121 

 Wood-betony, 264 

 Woodbine, 188 

 Wood-grass, 13 

 Wood-lettuce, 315 



Wood-nettle, 101 

 Wood reed-grass, 25 

 Wood-rush, 73 

 Wood-sage, 246 

 Wood-sorrel, 173 



Violet, 173 



Yellow, 174 

 Wood-sorrel Family, 173 

 Wormseed, 110 

 Wormseed-mustard, 135 



Xanthium, 283 

 Xyridaceae, 67 

 Xyridales, 67 

 Xyris, 67 



Yam Family, 81 

 Yard-grass, 29 

 Yarrow, 308 

 Yellow-alyssum, 136 

 Yellow-barked oak, 99 

 Yellow-bedstraw, 272 

 Yellow-cress, 133 

 Yellow-daisy, 304 

 Yellow-eyed grass, 67 

 Yellow- EYED grass 



Family, 67 

 Yellow-flax, 173 

 Yellow hop-clover, 163 

 Yellow-melilot, 162 

 Yellow-oak, 100 

 Yellow-pine, 2 

 Yellow pond-lily, 126 

 Yellow-poplar, 126 

 Yellow-strawberry, 149 

 Yellow-thistle, 312 

 Yellow wood-sorrel, 174 

 Yucca, 78 

 Yucca Family, 77 



Zannichelliaceae, 4 

 Zanthox;ylum, 175 

 Zizania, 19 

 Zizia, 210 

 Zosterella, 68 



