INDEX 



357 



Wake-robin, Sessile- 

 flowered, 87 

 Wall-pepper, 159 

 Walnut, Black, 102 

 Walnut Family, 102 

 Wart-eress, Lesser, 148 

 Wartweed, 200 

 Water-cress, 150 



Creeping Yellow, 

 149 



Lake, 150 



Marsh, 150 



Eound-Ieaved, 



154 

 Yellow, 150 

 Water-crowfoot, Stiff 

 White, 139 

 White, 139 

 Yellow, 140 

 Water Hemlock, Bulb- 

 bearing, 230 

 Water-hemp, Salt-marsh, 



123 

 Water Hoarhound, Cut- 

 leaved, 272 

 Sessile-leaved, 

 272 

 Water-leaf, Appendaged, 

 256 

 Broad-leaved, 



256 

 Virginia, 256 

 Water-leaf Family, 255 

 Water Lily Family, 131 

 Water-lily, Tuberous 



White, 132 

 Water Milfoil Pamily,224 

 Low, 225 

 Slender, 225 

 Spiked, 225 

 Various-leaved, 



225 

 Whorled, 225 

 Water Nym^h, 132 

 Water-parsnip, Carson's, 

 231 

 Hemlock, 231 

 Water Pepper, 117 



Mild, 117 

 Water Plantain, 9, 289 

 Water Plantain Family, 9 

 Water-shield, 131 

 Water-Starwort, Autum- 

 nal, 201 

 Larger, 201 

 Terrestial, 201 

 Vernal, 201 

 Water Starwort Family, 



200 

 Water Target, 131 



Water-weed, 10 



Slender, 11 



Water Willow, Dense- 

 flowered, 288 



Water-wort, 213 



Water-wort Family, 213 



Waxberry, 102 



Wax-weed, Blue, 221 



Wheat-grass, Awned, 41 

 New England, 40 



Whin, 182 



White Alder, 235 



White Alder Family, 



235 

 White- wood, 208 

 Whitlow-grass, Carolina, 



153 

 Vernal, 153 

 Willow, Bebb's, loi 

 Black, 100 

 Bog, 1 01 

 Brittle, 100 

 Broad-leaved, 100 

 Crack, 100 

 Dwarf Gray, loi 

 Furry, loi 

 Glaucous, loi 

 Heart-leaved, loi 

 Hoary, loi 

 Osier, loi 

 Prairie, loi 

 Purple, 102 

 Pussy, loi 

 River-bank, loi 

 Sage, loi 

 Sand-bar, loi 

 Shining, 100 

 Silky, loi 

 Slender, loi 

 Weeping, 100 

 White, 100 

 Willow Family, 98 

 Willow-herb, Downy, 222 

 Great, 222 

 Linear-leaved, 



222 

 Northern, 222 

 Purple-leaved, 



222 

 Soft, 222 

 Spiked, 222 

 Swamp, 220 

 Wild Ginger, Short- 



lobed, 112 

 Wild Rye, Nodding, 41 

 Slender, 41 

 Smooth-flowered, 41 

 Virginia, 41 

 Wind-flower, 138 

 Windle-straw, 29 



Winter-berry, Ever- 

 green, 203 

 Smooth, 203 

 Virginia, 203 

 Winter Cress, Early, 151 



Erect-fruited, 151 

 Wintergreen, Creeping, 

 240 

 Flowering, 197 

 Greenish-flowered, 



236 

 One-flowered, 236 

 One-sided, 236 

 Round-leaved, 236 

 Spotted, 236 

 Wintergreen Family, 235 

 Witch-hazel, 162 



Family, 162 

 Withe-rod, 294 



Larger, 294 

 Wire-grass, 31, 36 

 WolfSa, Columbia, 73 



Punctate, 73 

 Wood-rush, Common, 80 



Hairy, 80 

 Wood-sorrel, Bush's, 195 

 Great Yellow, 195 

 Red, 195 

 Tall Yellow, 195 

 True, 195 

 Upright Yellow, 



195 

 Violet, 195 

 White, 19s 

 Wood-sorrel Family, 194 

 Wool-grass, 47 



Blackish, 48 

 Wormseed, 120 

 Wormwood, Annual, 337 

 Biennial, 337 

 Canada, 337 

 Common, 337 

 Roman, 307, 338 

 Tall, 337 

 Wild, 337 

 Woundwort, Corn, 268 



Field, 268 

 Yam Family, 89 

 Yam-root, Wild, 89 

 Yarrow, 336 



Yellow-cress, Hispid, 150 

 Yellow-eyed Grass Caro- 

 lina, 74 

 Northern, 74 

 Slender, 74 

 Yellow-eyed Grass Fam- 

 ily. 74 

 Yellow-root Shrub, 135 

 Yew, American, 4 

 Yew Family, 4 



