No. 14.] 



FLOWERING PLANTS AND FERNS. 



475 



Bidens 



var. comosa 396 

 " petiolata 396 



discoiclea 396 



frondosa 396 



laevis 396 



leucantha 397, 435 



melanocarpa 396 



trichosperma 397, 423 



vulgata 396 

 Big Blue-stem 48 

 Bignonia Family 359 

 Bignoniaceae 359, 438, 440 

 Bilberry 



Common 313 



Swamp 313 

 Billion-Dollar Grass 56 

 Bilsted 220 

 Bindweed 324 



Black 163 



Blackbird 163 



Bush 163 



Corn 163 



Field 325 



Fringed Black 163 



Hedge 163, 325 



Sow 163 



Thicket 163 

 Birch 146 



Black 147 



Canoe 147, 148 



Chern,' 147 



Gray 147 



Low 148 



Old Field 147 



Paper 147, 148 



Swamp 148 



Sweet 147 



White 147, 148 



Yellow 147 

 Birch Family 146 

 Bird Cherry 244, 245 

 Bird-foot Violet 284 

 Bird-in-the-Bush 197 

 Bird's Pepper 200 

 Bird's-eye 174, 354 



White 176 



Bird's-eye Maple 273 

 Bird"s-foot Trefoil 250 

 Bird's-tongue 160 

 Birthroot 124 

 Birthwort 157 

 Birthwort Family 157 

 Bishop's Cap 216 

 Bishop's-weed 



Mock 299 

 Bite-tongue 162 

 Biting Crowfoot 186 



Stonecrop 214 

 Bitter Candytuft 201 



Cress 207, 209, 210 



Dock 159 



Nut Hickory 145 



Willow 141 

 Bitter-sweet 345 



Climbing 271 



Shrubby 271 

 Bitter-weed 391 

 Black Alder 270 



Ash 318 



Bindweed 163 



Birch 147 



Centaury 407 



Cherry 245 



Chokeberry 223 



Cohosh 192 



Currant 218 



Grass 114 



Gum 305 



Haw 369 



Henbane 422 



High Blueberry 314 



Horehound 22)^ 



Huckleberry 312 



Larch 35 



Locust 251 



Medick 250 



Mustard 203 



Nightshade 345 



Oak 152 



Poplar 143 



Raspberry 237 



Scrub Oak 152 



Snakeroot 192, 297 



