INDEX 



Solidago puberula, 380. 

 Solidago rugosa, 383. 

 Solidago sempervirens, 386. 

 Solidago tenuifolia, 387. 

 Solomon's Seal, Dwarf, 30. 

 Solomon's Sea), Raise, 29. 

 Solomon's Seal, Hairy, 30. 

 Solomon's Seal, Small, 28, 30. 

 Solomon's Seal, Star- flowered, 



29. 



Solomon's Seal. Two-leaved, 29. 

 Solomon's Seal, Zigzag, 28. 

 Sonchus oleraceus, 421. 

 Sorrel, Cow. 72. 

 Sorrel, Field, 72. 

 Sorrel, Gentleman's, 72. 

 Sorrel. Horse, 72. 

 Sorrel, Mountain, 72. 

 Sorrel, Poison Sheep, 172. 

 Sorrel, Red, 72. 

 Sorrel. Re-ltop, 72. 

 Sorrel, Sheep, 72, 172. 

 Sorrel. Toad, 72, 172. 

 Sorrel, Upright Yellow Wood. 



172. 



Sorrel, Wood, 72. 

 Sour-grass, 72, 172. 

 Sour-gras-,, Ladies', 172. 

 Sour Weed, 72. 

 Sowthistle, Common, 422. 

 Spanish Bayonet, 31. 

 SPARGANIACE^E. 9. 

 Sparganium americanum, 9. 

 Speckled-iewels, 204. 

 Speckled John. 220. 

 Sbergula arvensis, 84. 

 Spergula rubra, 84. 

 Spice-berry, 270. 

 Spider's-flower, 92. 

 Spikenard, False. 28. 

 Spikenard. Wild, 28. 

 Spinach. Wild, 80. 

 Sftircea latifolia, 127. 

 Spiraa tomentosa, 127. 

 Spiranthes Beckii, 48. 

 Spiranthes cernua, 49. 

 Spiranthes gracilis, 50. 

 Spleenwort, Bush, 57. 

 Spurge, Cypress, 186. 

 Spurge Garden, 186. 

 Spurge Knotweed. 187. 

 Spurge, Seaside, 187. 

 Spurry, 84. 

 Spurry, Corn, 84. 

 Spurry, Sand, 84. 

 Squirrel-shoes, 39. 

 Starchwort, 15. 

 Star-flower. 205. 

 Star Grass, 31. 

 Star-of-Bethlehem, 358. 

 ^tar-root, 31. 

 Starweed, 86. 



Starwort, 86. 

 Starwort, Pine, 390. 

 Starwort, Sandpaper, 385 . 

 Starwort, Savory-leaved, 390. 

 Steeple Bush, 127. 

 Slellaria media, 86. 

 Stick-tight, 4 04. 

 Stinking-daisy, 406. 

 Stink-weed, 344, 362. 

 Stonecrop, 153. 

 Stonecrop, Biting, 123. 

 Stonecrop, Mossy, 123. 

 Stork's-bill, 173, 174. 

 Strawberry, Scarlet, 134. 

 Strawberry, Virginia, 134. 

 Strawberry, Wild, 134, 136. 

 Succory, 418. 

 Sugar-berry, 130. 

 Sugar-pear, 130. 

 Sugar-plum, 130, 155. 

 Sumach, Common, 190. 

 Sumach, Dwarf Black, 190. 

 Sumach, Mountain, 190. 

 Sumach, Pennsylvania, 191. 

 Sumach, Poison, 194. 

 Sumach, Scarlet, 191. 

 Sumach, Shoemaker, 191 

 Sumach, Sleek, 191. 

 Sumach, Smooth, 190, 191. 

 Sumach, Upland, TOO. 

 Sumach, White, 191. 

 Sundew, Oblong-leaved, 118. 

 Sundew, Round-leaved. 121. 

 Sundew. Thread-leaved, 117. 

 Sunflower, Rough, 403. 

 Sunflower, Wild, 403. 

 Sunflower. Woodland, 403. 

 Swallow- wort, 106. 313. 

 Swallow-wort, Flesh-colored, 



311. 



Swallow-wort, Orange, 313. 

 Swallow-wort, Silky, 312. 

 Swallow-wort, Virginia, 312. 

 Swamp Candles, 294. 

 Swamp-turnip, 15. 

 Swamp-wood, 357. 

 Sweating Plant, 364. 

 Sweet Bush, 57. 

 Sweet Cane, 16. 

 Sweet Ferry, 57. 

 Sweet-flag, 16. 

 Sweet Grass, 16. 

 Sweet Root, 16. 

 Sweet Rush, 16. 

 Sweet Sedge, 16. 

 Sweet Segg, 16. 

 Sweet William, Wild, 93. 



Tanacetum vulgare, var. crispum, 



408. 



Tansy, 407. 

 Taraxacum officinale, 421, 



440 



