338 



INDEX 



Archegonium, 99, 100, 113, 114, 133, 



135, 161, 167, 179. 

 Archesporium, 102, 104, 105, 146. 

 Archichlamydeae, 255. 

 Arctostaphylos, 269. 

 Areola, 111, 114. 

 Arisaema, 243, 244. 

 Arnica, 275, 276, 278. 

 Aroids, 243. 

 Artemisia, 279. 

 Arum, 245. 

 Ascocarp, 58, 59. 

 Ascomycetes, 50, 57. 

 Ascospore, 59. 

 Ascus, 59. 

 Asexual spore, 9. 

 Aspidium, 130, 136, 144. 

 Assimilation, 302. 

 Aster, 279. 

 Astragalus, 265. 

 Atherosperma, 198. 

 Azalea, 270. 



B 



Bacillus, 76. 



Bacteria, 21, 75, 76. 



Balm : see Melissa. 



Banana, 140. 



Bark, 284, 289. 



Basidiomycetes, 50, 68 



Basidiospore, 69, 72. 



Basidium, 69, 71. 



Bean : see Phaseolus. 



Bearberry : see Arctostaphylos. 



Beech, 256. 



Bellis, 279. 



Berberis, 198. 



Bidens, 278. 



Beggar-ticks, 213. 



Bignonia, 211. 



Birch, 256. 



Blackberry : see Rubus. 



Black knot, 60. 

 Black mould, 52. 

 Blasia, 116. 



Blueberry : see Vaccinium. 

 Blue-green algae, 6, 17. 

 Blue mould, 60. 

 Bc^et is, 73, 74. 

 Botrychium, 145, 149. 

 Botrydium, 28. 

 Box elder, 234. 

 Bracket fungus, 72. 

 Brake : see Pteris. 

 Brassica, 261. 

 Bryophytes, 2, 93, 172. 

 Brown algae, 6, 32. 

 Bryum, 120, 124. 

 Buckeye, 235. 

 Butomus, 199. 



Buttercup : see Ranunculus. 

 Buttercup family : see Ranuncu- 

 laceae. 



C 



Cabbage : see Brassica. 



Calamus : see Acorus. 



Calla-lily, 243. 



Callithamnion, 43. 



Callophyllis, 39. 



Calluna, 270. 



Calopogon, 249. 



Caltha, 2 60. 



Calycanthus, 226, 261. 



Calypso, 249. 



Calyptra, 102, 125. 



Calyptrogen, 293. 



Calyx, 220, 221. 



Cambium, 285, 287, 288. 



Capsella, 209, 293. 



Capsule, 98, 123, 125, 126, 211, 212. 



Caraway : see Carum. 



Carbohydrate, 302. 



Carbon dioxide, 83. 



