590 



INDEX 



Succory, Gum, 534 



Hog's, 524 



Lamb, 524 

 Sumac, Poison, 273 



Swamp, 273 

 Sundial, 225 

 Sundrops, 296 

 Sunflower, Brook, 476 



Common, 465 



False, 451, 481 



Red, 463 



Stiff, 466 



Swamp, 481 



Tickseed, 478 



Tuberous, 467 

 Swallow-wort, 169, 315 ' 



Black, 319 



White, 319 

 Sweet Betty, 149 

 Sweet-brier, 214 

 Sweet-clover, White, 232 



Yellow, 234 

 Sweethearts, 397 

 Sweetpea, Tuberous, 250 



Wild, 238 

 Sweetroot, 242 

 Sweet William, Wild, 149 

 Swine's-bane, 114 

 Symphytum officinale, 337 

 Syntherisma sanguinalis, 26 



linearis, 27 



Tanacetum vulgare, 495 

 Tank, 305 

 Tansy, 495 



False, 497 



Goose, 208 



White, 487 

 Wild, 455 

 Taraxacum erythrospermum, 537 



officinale, 536 

 Tare, 246 



Hairy, 249 

 Tar-fitch, 252 

 Tarweed, 291, 479 



Yellow, 336 

 Tea, Jerusalem, 108 



Jesuit, 108 



Mexican, 108 



Spanish, 108 

 Teasel, 403 

 Tephrosia mrginiana, 238 



Tetterwort, 169 

 Teucrium canadense, 347 

 Thaspium aureum, 304 

 Thimbleweed, 160 

 Thistle, Asses', 516 



Bitter, 522 



Blessed, 522 



Blue, 342 



Bull, 365, 512 



Bur, 510 



Canada, 514 



Card, 403 



Common, 510 



Cotton, 516 



Creeping, 514 



Cursed, 514 



Downy, 516 



English, 540 



Fragrant, 512 



Holy, 522 



Horse, 512 



Lance-leaved, 519 



Maltese, 519 



Mexican, 368 



Milk, 537, 538, 540 



Napa, 519 



Our Lady's, 522 



Pasture, 512 



Perennial, 514 



Plume, 512 



Queen Mary's, 516 



Roadside, 512 



Russian, 117 



St. Barnaby's, 518 



St. Benedict's, 522 



Scotch, 516 



Silver, 516 



Spear, 510 



Spotted, 522 



Swine, 537 



Tall, 512 



Texas, 368 



Tumbling, 117 



Water, 403 



Yellow-spined, 513 

 Thlaspi arvense, 174 

 Thorn, Maize, 517 

 Thornapple, 375 



Hairy, 376 

 Purple, 376 

 Thoroughwort, 417 

 Thousand-leaf, 486 



