MIDDLESEX FLORA. 



185 



Biithroot, 106. 



Birthwort, 82. 



Bitter Cress, 6. 



Bittersweet, 78. 



Blackberry, 32. 



Black Grass, 109. 



Black Horehound, 74. 



Black Mustard, 8. 



Black Snakeroot, 40. 



Bladder Campion, 14. 



Bladder Fern, 137. 



Bladder Ketmia, 18. 



Bladder Nut, 22. 



Bladderwort, 66. 



Bladderwrack, 154. 



Blepharozia, 150. 

 Blephilia, 72. 

 Blite, 84. 

 Blitum, 84. 

 Bloodroot, 5. 

 Bloodwort, 105. 

 Blueberry, 61. 

 Bluebottle, 56. 

 Blue Curls, 70. 

 Blue Flag, 105. 

 Blue Grass, 130. 

 Blue Tangle, 61. 

 Bluets, 45. 

 Bcehmeria, 91. 

 Bog-rush, 109. 

 Boltonia, 49. 

 Bone?et, 46. 

 Borage, 74. 

 Borraginaceas, 74. 

 Borrago, 74. 

 Bottle-brush Grass, 134. 

 Bottle Grass, 123. 

 Bouncing Bet, 14. 

 Botrychium, 138. 

 Boxberry, 61. 

 Brachyelytrum, 126. 

 Brake, 1.35. 

 Brasenia, 4. 

 Brassica, 8. 



Briza, 130. 

 Brizopyrum, 130. 

 Bromus, 132. 

 Brooklime, 68. 

 Brookweed, 66. 

 Broomrape, 67. 

 Bruchia, 140. 

 Brunella, 73. 

 Bryophytes, 139. 

 Bryopsis, 1,55. 

 Bryum, 143. 

 Buckbean, 81. 

 Buckthorn, 21. 

 Buckwheat, 86, 88. 

 Buellia, 172. 

 Bugle weed, 71. 

 Bugloss, 74. 

 Bulbochoete, 154. 

 Bulrush, 113. 

 Bunchberry, 42. 

 Bupleurum, 41. 

 Burdock, 57. 

 Bur Grass, 124. 

 Bur Marigold, 52, 53. 

 Burnet, 31. 

 Bur-reed, 98. 

 Bush Clover, 28. 

 Butter-and-Eggs, 67. 

 Buttercups, 2. 

 Butterflyweed, 81. 

 Butternut, 92. 

 Buttonbush, 45. 

 Buttonwood, 92. 

 Buxbaumia, 145. 



Cactaceae, 39. 

 Cactus, 39. 

 Cakile, 9. 



Calamagrostis, 127. 

 Calamintha, 71. 

 Calicium, 173. 

 Calla, 97. 



Callitrichacese, 90. 

 Callitriche, 90. 



