134 



INDEX 



Barberry Family, 66. 

 Basswood, 93. 

 Bastard Toadflax, 54. 

 Bayberry, 45. 

 Bearberry, 103. 

 Bedstraw, 116. 

 Beech, 50. 



Blue, 48. 



Family, 49. 

 Bellwort, 35. 

 Benzoin, 68. 



aestivale, 68. 

 Berberidaceae, 66. 

 Berberis, 67. 



vulgaris, 67. 

 Betula, 48. 



alba' papyrifera, 49. 



lenta, 48. 



lutea, 48. 



nigra, 48. 



populifolia, 49. 

 Betulaceae, 47. 

 Birch, Canoe, 49. 



Family, 47. 



River, 48. 



Sweet, 48. 



White, 49. 



Yellow, 48. 

 Bird-foot Violet, 95. 

 Birthwort Family, 54. 

 Bishop's Cap, 75. 

 Bitter Cress, 73. 

 Bitternut, Hickory, 47. 

 Bittersweet, go. 



(Nightshade), 112. 

 Black, Ash, 106. 



Currant, Wild, 75. 



Haw, 120. 



Medick, 84. 



Mustard, 72. 



Oak, 52. 



Raspberry, 81. 



Walnut, 46. 



Willow, 42. 

 Blackberry, Swamp, 81. 



Tall, 81. 

 Black-eyed Susan, 121. 

 Bladder Nut, 91. ' 



Nut Family,- 90. 

 Bloodroot, 69. 

 Blue Beech, 48. 



Cohosh, 67. 



Flag, 41. 



Phlox, 107. 



Violet, 95. 

 Blueberry, 104. 

 , Low, 104, 



Swamp, 104. 

 Blue-eyed Grass, 41. 



Mary, 1.13. . 

 Bluets, 116. 

 Bog Rosemary, 102. 

 Borage Family, 109. 

 Boraginaceae, 109. 

 Box Elder, 92. 

 Brassica, 71. 



arvensis, 71. 



nigra, 72. 

 Brook Plantain, 116. 

 Broom-rape Family, 115. 

 Broom Rape, 115. 

 Buckbean, 107. 

 Buckeye, 92. 

 Bunchberry, lOO. 

 Bur Oak, 50. 

 Bur-reed, 32. 



Family, 32. 

 Bush Honeysuckle, 117. 

 Buttercup, Common Swamp, 60. 



Early, 59. 



Small-flowered, 59. 



Swamp, 60. 



White Water, 59. 



Yellow Water, 59. 

 Butternut, 46. 



Cabbage, Skunk, 33. 

 Calamus, 34. 

 Caltha, 62. 



palustris, 62. 

 Camassia, 36. 



esculenta, 36. 

 Canada Violet, 95. 

 Cancer-root, 115. 

 Canoe Birch, 49- 

 Caprifoliaceae, 117. 

 Capsella, 71. 



Bursa-pastoris, 71. 

 Cardamine, 73. 



bulbosa, 73. 



Douglasii, 73. 



pennsylvanica, 73. 

 Carpinus, 48. 



caroliniana, 48. 

 Carrion-flower, 40. 

 Carya, 46. 



