238 



BOTANY. 



Ascobolus (Continued). 



spore fruit, 71. 



archicarp, 71. 



spore sacs, 72. 

 Ascomycetes, 65, 66. 

 Ascospore, 66. 

 ASCIIS, 66, 69. 

 Ash, 218 ; Fig. 122. 

 Asimina. See " Papaw." 

 Aspidium, Fig. 70. 

 Asplenium, 104 ; Fig. 70. 

 Aster, 224. 



Atropa. See " Deadly nightshade." 

 Axil, 174. 



Azalea, 210; Fig. 116. 

 Azolla, 117 ; Fig. 71. 



Bacteria, 15, 17, 19; Fig. 8. 



Balsam, Balsaminese, 198. 



Bamboo, 162. 



Bambusa. See "Bamboo." 



Banana, 163. 



Barberry, 17, 187 ; Fig. 101. 



Bark. See " Cortex." 



Basidiomycetes, 77. 



Basidium, 77, 80, 83. 



Basswood, 195 ; Fig. 106. 



Bast. See " Phloem." 



Batatas. See " Sweet-potato." 



Batrachospermum, 53 ; Fig. 31. 



Bean, 207, 208. 



Bear-grass. See " Yucca." 



Bee, 227, 228. 



Beech, 183. 



Beech-drops, 218. 



Beet, 184. 



Beggar's-ticks, 215. 



Begonia, 3, 205. 



Bell-flower, 220, 226 ; Fig. 123. 



Bellwort, 156. 



Berberis, -idese. See ' ' Barberry.' ' 



Bergamot oil, 234. 



Berry, 145, 156. 



Betulacese, 183. 



Bicornes, 210. 



Bignonia, -acese, 218. 

 Biology, 2. 

 Birch, 183. 



Bird's-nest fungus. See " Cyathus." 

 Bishop's cap, 202 ; Fig. 111. 

 Bismarck brown, 233. 

 Bitter-sweet, 199 ; Fig. 109. 

 Black alder, 199. 

 Blackberry, 207. 



Black fungi. See ' ' Pyrenomycetes.' ' 

 Bladder-nut, 199 ; Fig. 108. 

 Bladder-weed, 33, 217; Fig. 120. 

 Bleeding-heart. See "Dicentra." 

 Blood-root, 191 ; Fig. 103. 

 Blue-eyed grass, 156. 

 Blue-flag. See "7m." 

 Blue-green slime, 15. 

 Blue valerian. See " Polemonium." 

 Borage, 215. 



Borrayinese. See "Borage." 

 Bordered pits, 138. 

 Botany defined, 2. 

 systematic, 3. 



Botrychium. See "Grape fern." 

 Box, 201. 



Bract, 199, 222, 229. 

 Brasenia. See "Water-shield." 

 Breathing pore, 91, 99, 113, 130, 147, 



150, 177. 



BromeliacesB, 156. 

 Bryophyte, 86. 

 Buck-bean, 218. 

 Buckeye, 171, 199. 

 Buckthorn, 199. 

 Buckwheat, 184. 

 Budding, 64. 

 BulbochsBte, 28 ; Fig. 16. 

 Bulb, 146, 153, 172, 

 Bulrush, 161 ; Fig. 87. 

 Bundle-sheath, 110, 176. 

 Burning-bush. See " Spindle-tree." 

 Bur-reed, 159 ; Fig. 86. 

 Buttercup, 181, 185 ; Fig. 99. 

 Butterfly, 227, 228. 

 Button-bush, 223. 



