INDEX 



553 



Archidium, 233. 



Arctostaphylos : A. Manzanita, 492, 493, 



502, 549, Figs. 463, 470. 

 Arcyria, 70. 

 Arenga, o87. 

 Arethusa : A. bulbosa, 368, 397, 540, 



Figs. 338, 374. 

 Argemone, 59, 526. 

 Aril, 342. 

 Arissema: A. triphyllum, 111, 351, 355, 



370, 376, 380, 388, 389, Figs. 315, 352, 



363. 



Arisarum, 116. 

 Aristolochia, Aristolochiales, 414, 421; 



A. sipho, 421, 519, 523. 

 Arrow-head (see also " Sagittaria ") , 175. 

 Arrowroot (see also " Maranta"), 54, 395. 

 Artemisia, 546. 

 Arthrospore, 74, 81, 82, 83. 

 Arum, 388. 



Asarum: A. C'anadense,421,423,Fig.406. 

 Ascarina, 411. 

 Asclepiadacese, 452, 458. 

 Asclepias, 402, 451, 452, 512, 522; A. Cor- 



nuti, Figs. 378, 441. 

 Ascobolus, 18, 167, Fig. 8. 

 Ascogenous hyphae, 170, 177. 

 Ascogouium, 166, 191. 

 Ascomycetes (see also "Sac-fungi"), 



146, 152, 162, 163, 187, 191. 

 Ascophyllum : A. nodosum, 130, 133, 



Fig. 104. 



Ascospore, 64, 163, 164. 

 Ascus, 163, 165, 172, 191. 

 Asexual reproduction (see "Non-sex- 

 ual")- 



Ash (see also " Fraxinus "), 540, 545. 

 Ash-elements, 478. 

 Asimina triloba, 349, 364, 428, Figs. 313, 



414. 



Asparagus, 24, 374, 375, 377, 381, 390. 

 Asparagin, 478, 479. 

 Aspen, 538. 



Aspergillaceae, 169, 170. 

 Aspergillus: A. herbariorum, 169, 170, 



171, Fig. 135. 



Aspidium, 280; A. spinulosum, Fig. 248. 

 Asplenium : A. nidus, 258; A. filix fce- 



mina, 280, Fig. 247. 

 Assimilation (see " Photosynthesis "). 

 Aster, 546. 

 Atamasco lily, 39] . 

 Atropine, 480. 

 Auricularia, 179. 

 Auriculariaceje, 179. 

 Auricularineae, 175. 

 Autobasidiomycetes, 175, 180. 

 Autoecious Rusts, 177. 



Autogamy, 525. 



Autonomous stimuli, 484. 



Auxiliary cells, 142, 144. 



Auxospore, 89. 



Avena: A.fatua, 550. 



Azalea, 448, 450; A. canescens, Fig. 438; 



A. occidentalis, 548. 



Azolla, 64, 79, 245, 282, 283, 284, 285, 286, 

 287,510; A. Caroliniana,282; A.fili- 

 culoides, Figs. 46, 249, 251 ; A.pinnatu, 

 282. 



Bacillariales (see "Diatom"). 



Bacillus, 73, 74, 76, 77, 78, 477, 481 ; B. 

 amylobacter, Fig. 51 ; B. prodigiosus, 

 73, 77 ; B. radicicola, 76, 477 ; B. typhi, 

 Fig. 51. 



Bacteria (see also " Schizomycetes"), 3, 

 4, 5, 6, 8, 13, 14, 36, 39, 40, 43, 44, 51, 

 60, 68, 71, 72, 73, 74, 75, 76, 77, 78, 79, 

 328, 466, 468, 469, 471, 472, 476, 477, 480, 

 481, 487, 508, 510, 530; classification, 

 78; structure and reproduction, 72-74. 



Bacteriaceae, 78. 



Bacterium, 73, 78; B. Pastenrianum,73. 



Balauophoraceae, 361, 413, 416. 



Balanops, Balanopsidales, 413, 416. 



Bald-cypress (see " Taxodium "). 



Balsam (see " Impatiens"). 



Balsaminaceae, Balsamineae, 437, 446. 



Bamboo, 385, 485, 538, 540. 



Bambusa, 384. 



Banana, 394, 395, 541; B. family (see 

 " Musaceae "). 



Bangiaceae, Bangiales, 135, 136, 138. 



Banyan, 28, 363, 420. 



Barberry (see also " Berberis "), 26, 179. 



Barbula : B. fallax, 235, Fig. 199. 



Bark, 334, 408, 409. 



Basellaceae, 443. 



Basidiolichenes, 192. 



Basidiomycetes, 151, 162, 174. 



Bass wood (see "Tilia"). 



Bast (see also " Phloem "), 58. 



Batidaceae, 443. 



Batrachospermum, 16, 139, 140; B. va- 

 gum, Fig. 109. 



Bay-tree (Umbellularia) , 425. 



Bazzania, 213, Fig. 172. 



Bean, 368, 477. 



Beech (see also "Fagus"), 413, 419, 463, 

 536. 



Beech-drops (see also " Epiphegus ") , 7, 

 29, 476. 



Bees, 348, 420. 



Beet, :u>3. 



Beggiatoa, Beggiatoacese, 71, 73, 77, 78; 



B. alba, Fig. 53. 



