588 



INDEX 



Aril, 351, 375. 



Aristolochia, anatomy, 129 ; labiosa, 

 545. 



Aristolochiales, described, 544. 



Aroids, 533, 575. 



Artocarpus, 542. 



Asarum, 544. 



Ascocarp, 397, 448. 



Ascogonium, 448. 



Ascomycetes, described, 447. 



Ascospores, 397. 



Asexual spores, 301. 



Asexual vs. sexual propagation, 302. 



Asparagus, fasciated, 197. 



Aspergillus herbariorum, 457. 



Aspidium, 496. 



Asplenium bulbiferum, 498. 



Associations, 582. 



Auriculales, 469. 



Automatism, 39. 



Autophytes, 560. 



Autumn coloration, 88 ; effect of 



external conditions, 93. 

 Auxograph, 155, 156; record, 156. 

 Auxospore, 428. 

 Azolla, 500. 



Bacillariacece, 427. 



Bacillus radicicola, 406 ; subtilis, 404 ; 

 vulgaris, 405, 406. 



Bacteria, 84, 244, 368; description, 

 402; forms, 402; nitrifying, 244; 

 nutrition, 84 ; in soils, 244. 



Bacteriology, 4, 407. 



Bacterium aceti, 405, 406. 



Bald Cypress, 252, 523, 572. 



Bamboo, 127, 179, 531. 



Banana, 58, 537, 538. 



Banyan, 253, 254, 543. 



Bark, abscission, 123. 



Basidia Fungi, 463. 



Basidiomycetes, 463. 



Basidiospores, 397. 



Basidium, 449, 464. 



Bast, 130; fibers, 131, 265; paren- 

 chyma, 131. 



Batrachospermum, 445. 



Bay berry, 111. 



Beet rings, 256. 



Begonia phyllomaniaca, 204. 



Bennettitales, 527. 



Benthos Formation, 586. 



Berry, 350. 



Bidens Beckii, 62, 572. 



Biennials, 114. 



Bignonia seed, 358. 



Bird of Paradise Flower, 538. 



Bird's-eye Maple, 198. 



Bird's Nest Fungi, 476. 



Birds, as cross-pollinators, 294 ; in 

 dissemination, 363. 



Birth wort, 544. 



Black, Fungi, 452 ; Knots, 367, 452 ; 

 Molds, 437. 



Bladders, of Algae, 440. 



Bladderwort, 555, 556, 564, 579. 



Bladder Wracks, 442. 



Bleeding, 151, 227. 



Bleeding host, 408. 



Blights, 367, 436. 



Blister Blight, 436. 



Blotch diseases, 367. 



Blue Molds, 456, 458. 



Blue-green Algae, description, 399. 



Bog, Formations, 586 ; Mosses, 572. 



Boletus, 474 ; subtomentosus, 473. 



Boraginaceo3, 555. 



Bordeaux mixture, 369. 



Botany, definition, 1 ; study, 2 ; 

 subdivisions, 2. 



Botrydium, 563 ; granulatum, 431. 



Bracket, Fungus, 473, 474 ; on stems, 

 182. 



Bract, 73, 271, 276; colored, 74; of 

 Linden, 74 ; in Poinsettia, 74. 



Brand spores, 464. 



Bread, Fruits, 542 ; Mold, 438. 



Broadleaf Shrubs, 569. 



Bromeliales, described, 535. 



Brown Algae, 439. 



Bryales, described, 487. 



Bryophyllum, 71, 299, 548. 



Bryophyta, described, 478. 



Bryophytes, 11 ; low growth of, 144. 



Bryopsis, 432. 



Buckwheat, 544. 



Bud, accessory, 137; adventitious, 

 137 ; anatomy, 138 ; axillary, 137 ; 

 defined, 135 ; on leaves, 71 ; of 

 Lettuce, 136 ; of Palm, 136 ; scales, 

 78, 80 ; separable, 300 ; sizes, 136 ; 

 sport, 209 ; terminal, 137 ; unregu- 

 lated development, 198 ; winter, 

 135. 



Bulb, 73, 300 ; forms, 74. 



Bulblet, 373. 



Bulbous Perennials, 568. 



Bulrushes, 571. 



