INDEX 573 
Birdseed, 504: Broom, — Continued 
Blackberry, Running, 211 Dyer’s, 224 
Black-brush, 207 Broom-rape, Branched, 387 
Black-eyed Susan, 462 Clover, 389 
Black Sampson, 463 Hemp, 387 
Bladder Ketmia, 282 Lesser, 389 
Bladder-pod, 411 Louisiana, 390 
Blanket-flower, 484 Tobacco, 387 
Blanket-leaf, 377 Bruisewort, 337 
Blite, Strawberry, 110 Buckhorn, 392 
Mulberry, 110 Bristly, 394 
Blood-leaf, 126 Gray, 394 
Blood-stanch, 439 Buck’s-beard, 532 
Bloodwort, 486 Buckwheat, Climbing False, 105 
Mouse, 554 Hedge, 105 
Bloom-fell, 237 Wild, 104 
Blowball, 535 Bugbane, 78 
Blue Bonnets, 520 Bugle, Brown, 346 
Bluebottle, 520 Bugleweed, Creeping, 346 
Blue Curls, 348 Buglewort, 360 
Blue Sailors, 525 Bugloss, Bitter, 531 
Blue-top, 367 Small, 338 
Bebera papposa, 485 Viper’s, 342 
Behmeria cylindrica, 90 Bugseed, 116 
Berhaavia erecta, 132 Bulrush, Dark-green, 73 
Boltonia asteroides, 428 Bunch-flower, Common, 77 
Boneset, 417 Bunk, 535 
Deerwort, 418 Bur, Bathurst, 460 ‘ 
False, 419 Blue, 334 
Purple, 416 Buffalo, 368 
Bouncing Bet, 149 Button, 461 
Bracken, 17 Cockspur, 34 
Brake, Common, 17 Colorado, 368 
Meadow, 18 Ditch, 461 
Polypod, 18 Dog, 332 
Turkey-foot, 17 Paroquet, 297 
Bramble, Prairie, 216 Sand, 368 
Trailing, 211 Sheep, 334, 461 
Brassica alba, 186 Burdock, Common, 510 
arvensis, 184 Great, 508 
juncea, 185 Prairie, 448 
nigra, 187 Burseed, 334 
sinapistrum, 184 Burweed, Hedgehog, 461 
Brauneria purpurea, 463 Thorny, 460 
Brier, Chain, 83 Yellow, 336 
Sand, 365 Butter and Eggs, 379 
Saw, 83 Buttercup, Abortive, 155 
Sweet, 214 Bog, 154 
Bromus hordeaceus, 57 Bulbous, 157 
secalinus, 55 Creeping, 156 
tectorum, 58 Early, 156 
Broom, Base, 224 Meadow, 159 
