INDEX. 



Bilberry 



Bindweed 



Birch 



Biscutella 



Bitter Cress 



Bitter-weed 



Blackberry 



Black Snakeroofe 



Bladder-pod 



Bladderwort 



Bladderwort Family 



Blazing Star 



Blueberry 



Blue Cam mas 



Blue-eyed Grass 



Blue Grass 



Blue-joint 



Bog-Rush 



Boneset 



Borrage Family 



Borraginacese 



Botrychium 



Bottle Grass 



Bouteloua 



Box-Elder 



Boykinia 



Bracken 



Brickellia 



Bristly Foxtail Grass 



Brodisea 



Brome Grass 



Bromus 



Brookline 



Brookweed ' 



Broom-Rape Family 



Bryanthus 



Buchloy 



Buckthorn 



Buckthorn Family 



Buckwheat Family 



Buffalo Berry 



Buffalo Grass 



Bugle- weed 



Bug-seed 



Bulrush 



Bunch Grass 



Bupleurum 



Burdock 



Bur Grass 



Bur-Marigold 



Burnet 



Bur-reed 



Butter-bur 



Buttercup 



Butterfly-weed 



Cactac'ese 

 Cactus Family 

 Csesalpine® 



Calamint 



265 

 332 

 16,27 

 18 

 181 

 79 

 114 

 25 

 29n 

 290 

 144 

 227 

 349 

 345 

 422 

 426 

 357 

 142 

 257 

 257 

 437 

 404 



400, 416 



49 



90,92 



442 



131, 143 

 404 



346, 349 

 425 



402, 425 

 282 

 235 

 289 



227, 229 



400, 417 

 46 

 46 

 313 

 322 

 417 

 294 

 311 

 366 

 426 



113, 116 

 212 

 404 

 189 

 87 

 359 

 203 

 6 



109 

 109 



ei 



295 



