INDEX 



355 



Speedwell, Thyme- 

 leaved, 282 

 Wall, 283 

 Water, 282 

 Spermolepis, Rough- 

 fruited, 233 

 Spice-bush, 143 

 Spider-flower, 156 

 Spiderwort, 75 

 Zigzag, 75 

 Spiderwort Family, 75 

 Spike-grass, Broad- 

 leaved, 34 

 Slender, J4 

 Spikenard, American, 225 



Wild, 85 

 Spike-rush, Beaked, 50 

 Blunt, 49 

 Bright-green, 48 

 Creeping, 4g 

 Engelmann's, 49 

 Flat-stemmed, 49 

 Ivarge-tubercled, 



49 , 

 Matted, 49 

 Needle, 49 

 Pale, 49 



Quadrangular, 48 

 Slender, 49 

 Small's, 49 

 Three-ribbed, 49 

 Spindle-tree, 204 

 Spiraea, Corymbed, 165 

 Japanese, 165 

 Mountain Ash, 165 

 Spring Beauty, 124 



Carolina, 124 

 Spruce, Black, 2 



Pale, 3 

 Spurge, Alleghany 

 Mountain, 201 

 Blooming, 199 

 Broad-leaved, 200 

 Caper, 200 

 Cypress, 200 

 Darlington's, 200 

 Flowering, 199 

 Hairy, 199 

 Ipecac, 200 

 Knotweed, 199 

 Large Spotted, 199 

 Leafy, 200 

 Milk, 199 

 Myrtle, 200 

 Petty, 200 

 Seaside, 199 

 Shining, 200 

 Sun, 200 

 Tinted, 200 

 Toothed, 200 

 Upright Spotted, 199 

 White-margined, 199 

 Spurge Family, 197 

 Spurry, Corn, 130 



Sand, 130 

 Squaw-root, 287 

 Squaw-weed, Crawford's, 

 3.39 



Squirrel Corn, 146 

 Staff-tree Family, 204 

 Stagger-bush, 240 

 Star-cucumber, 299 

 Star-flower, 244 

 Star-grass, 89 



Water, 76 

 Star-of-Bethlehem, 83 



Drooping, 83 

 Starry Campion, 126 

 Star- wort, 128 



Bog, 128 



Mountain, 130 

 Steeple-bush, 165 

 Stenanthium, Stout, 81 

 Stenophyllus, Hair-like, 



50 

 Stickseed, European, 259 



Virginia, 259 

 Stitchwort, Lesser, 128 



Long-leaved, 128 



Northern, 128 

 Stonecrop, Ditch, 159 



Mossy, 159 



Wild, 159 

 Stonecrop Family, 159 

 Stork's-bill, 193 

 Stramonium, 276 



Purple, 276 

 Strawberry, American 

 Wood, 169 



Barren, 170 



Dry, 170 



European Wood, 168 



Indian, 169 



Virginia, 169 



Yellow, 169 



Bush, 204 



Running, 204 

 Strawberry-shrub, 

 Smooth, 142 

 Strawberry-shrub Fam- 

 ily, 142 

 Sugar-berry, iii 

 Sundew Family, 157 



Round-leaved, 157 



Spatulate-leaved, 15 

 Sundrops, Common, 223 



Long-stemmed, 223 



Narrow-leaved, 223 



Small, 223 

 Sumac, Dwarf, 202 



Fragrant, 202 



Mountain, 202 



Poison, 202 



Smooth Upland, 202 



Staghom, 202 

 Sumac Family, 203 

 Sunflower, Common, 332 



False, 330 



Hairy, 332 



Maximilian's, 332 



Narrow-leaved, 331 



Pale-leaved Wood, 



332. 

 Prairie, 332 

 Rough, 332 

 Saw-toothed, 332 



Sunflower, Small Wood, 



332 



Stiff-leaved, 333 



Tall, 332 



Thin-leaved, 332 



Throatwort, 332 



Woodland, 332 

 Sun-plant, 124 

 Swallow-wort, Black, 252 

 Sweet Bay, 133 

 Sweetbrier, 173 

 Sweet-cicely, Smoother, 

 229 

 Woolly, 229 

 Sweet Clover, White, 183 



Yellow, 183 

 Sweet-fern, 102 

 Sweet Flag, 73 

 Sweet Gale, 102 

 Sweet Gum, 162 

 Sweet William, 127 



Wild, 257 

 Syringa, Scentless, 161 



Tamarack, 3 

 Tangle-berry, 241 

 Tansy, 337 

 Tansy-mustard, 156 

 Tape-grass, 11 

 Tape-grass Family, 10 

 Tare, Common, 191 



Hairy, 191 



Smooth, 191 

 Tear-thumb, Arrow- 

 leaved, 117 

 Halberd-leaved, 

 117 

 Teasel Family, 298 

 Teasel, Wild, 298 

 Thin-grass, 28 

 Thistle, Blessed, 342 



Canada, 341 



Common Bur, 340 



Cotton, 341 



Creeping, 341 



Curled, 341 



Field, 341 



Fragrant, 341 



Milk, 341 



Musk, 341 



Our Lady's, 342 



Pasture, 341 



Plumeless, 341 



Roadside, 341 



Scotch, 341 



Spear, 340 



Star, 342 

 Thistle Family, 308 



Swamp, 341 



Tall, 341 



Yellow, 341 

 Thorn, Biltmore, 177 



Cockspur, 176 



Dwarf, 177 



Evergreen, 177 



Fire, 177 



Glandular, 176 



Large-fruited, 176 



