572 



INDEX 



Arnica, 530 

 Arnoseris minima, 524 

 Artemisia Absinthium, 498 



annua, 497 



biennis, 497 



frigida, 499 



tridentata, 500 



vulgaris, 496 



Artichoke, Jerusalem, 467 

 Asclepias incarnata, 316 



speciosa, 317 



syriaca, 317 



tuberosa, 315 

 Asses' Ears, 337 

 Aster, Bushy, 428 



Early Purple, 435 



Hairy Golden, 423 



Heart-leaved, 431 



Many-flowered, 433 



Maryland Golden, 422 



New England, 430 



Purple-stemmed, 435 



Smooth, 431 



Tradescant's, 434 



White Heath, 432 



White Wreath, 433 



Willow-leaved, 435 



Woody, 429 

 Aster cordifolius, 432 



ericoides, 432 



lawis, 431 



multiflorus, 433 



novce-anglice, 430 



puniceus, 435 



salicifolius, 435 



Tradescanti, 434 

 Astragalus mollisimus, 239 

 Atriplex patula, 114 

 Avena fatua, 48 

 Avens, White, 210 

 Axyris amarantoides, 119 



Bachelor's Button, 520 

 Backwort, 337 

 Ballogan, 523 

 Balm, Field, 351 



Stinking, 358 

 Balsam, Old Field, 443 



Sweet W T hite, 443 

 Balsam-flowers, 234 

 Balsam Posy, 443 

 Balsamweed, Clammy, 444 



Bamboo, Prickly, 83 

 Barbarea prcecox, 197 



verna, 197 



vulgaris, 196 

 Barberry, Common, 168 

 Barley, Little, 65 



Wall, 66 



Wild, 64 

 Basil, Field, 359 



Stone, 359 



Wild, 359 

 Baughlan, 506 

 Bean, Blue, 228 



Pink, 254 



Small Wild, 254 



Trailing Wild, 253 

 Beard-tongue, Fox-glove, 381 

 Bedstraw, Rough, 398 

 Beggar's Buttons, 508 

 Beggar's Lice, 334 

 Beggar-tick, Big, 474 



Swamp, 475 

 Beggar-ticks, 334, 473 

 Behen, 148 

 Bell-bind, 321 

 Bell-flower, Clasping, 408 



Creeping, 409 



Tall, 410 



Berberis vulgaris, 168 

 Berry, Pigeon, 128 



Poison, 364 



Stubble, 364 

 Berteroa, Gray, 173 

 Berteroa incana, 173 

 Bidens aristosa, 478 



bipinnata, 477 



cernua, 476 



comosa, 475 



connata, 475 



frondosa, 473 



Icevis, 476 



trichosperma, 478 



vulgata, 474 

 Bindweed, Black, 104 



Blue, 363 



Bracted, 323 



European, 321 



Field, 321 



Great, 323 



Hedge, 105, 323 



Knot, 104 

 Birds as weed destroyers, 10 



