494 



INDEX. 



Begonia coriacea, 452. 



Begoniaceae, 470 ; cauline 

 bundles, 308 ; stem, 466. 



Benthamia fragifera, 427. 



Berberideae, 468 ; floral for- 

 mula, 459. 



Berberis, floral formula, 459; 

 inflorescence, 407. 



Berheris vulgaris, 128, 129. 

 (Figs. 85, 86.) 



Berry, 429. 



Bertholletia excelsa, embryo, 



447. 



Betuleae, 467. 

 Bicollateral vascular bundles, 



467. 



Bicornes, 471. 

 Bignonia, stem, 466 ; seeds, 



430. 



Bignoniaceae, 471. 

 Biota, 339. 



Biota orientalis, cone, 329. 

 Biscutella hispida, Fig. 313. 

 Bisexual, 303. 

 Bixineae, 469. 

 Bladder-plum. See Exoas- 



cus Pruni. 

 Blasia, gemmae, 148 ; midrib, 



145 ; sexual shoots, 154 ; 



thallus, 145, 158. 

 Blechnum, 227. 

 Blechnum hastatum, lateral 



buds, 212. 



Boletus, hymenium, 132. 

 Boletus flavidus, Fig. 87. 

 Boragineae, 471 ; dorsiven- 



tral organs, 451 ; fruit, 



427 ; inflorescence, 406, 



409,411 ; pollen-tube,367 ; 



spurious dissepiments, 375; 



style, 379. 

 Boschia, archegonia,i58,i59; 



elaters, 151 ; scales, 158 ; 



thallus, 158. 



Bostryx, 409. (Fig. 337.) 

 Botrychium lanuginosum, 



251. 

 Botrychium Lunaria, apical 



cell, 247 ; habit and mode 



of life, 247 ; histology, 



250; prothallium, 246; 



roots, 246, 247; stem, 246 ; 



sporangiferous branch, 247; 



sporangia, 249; spores, 249. 



(Figs. 201, 202, 203.) 

 Botrychium rutaefolium,2 50. 

 Botrydium, 28, 29, 31, 34; 



asexual multiplication, 29. 

 Botrydium granulatum, 29. 



(Fig. 12.) 

 Botrytis, 81. 



Botrytis cinerea, 103, 112. 

 Bowenia, 314. 

 Bracteoles, 304. 



Branches with naked base 



in Characeae, 56. 

 Brassica, inflorescence, 411; 



growth in thickness, 462. 

 Brassica Napus, Fig. 314. 

 Brefeld on Penicillium, Pe- 



ziza Sclerotiorum, etc., 



107 note. 

 Brittleworts. See Diatom- 



aceae. 



Bromeliaceae, vascular bun- 

 dles, 443, 444 . 

 Brood-cells, 5, 10, 32. 

 Brown Seaweeds. See Phae- 



ophyceae. 

 Bruckmannia, 273. 

 Bryineae,i85 ; archesporium, 



179; embryo, 178; peri- 



stome, 185, etc. ; sporogo- 



nium, 184, 185. 

 Bryonia, inflorescence, 411. 

 Bryonia alba, 451. 

 Bryophyllum calycinum, ad- 

 ventitious shoots, 452. 

 Bryopogon, 125. 

 Bryopsis, 32; structure, 30; 



swarm-spores, 32. 

 Bryum, gemmae, 174; sporo- 



gonium, 180; stem, 167; 



vegetative propagation, 171. 

 Bryum argenteum, Fig. 117. 

 Bryum roseum, Fig. 120. 

 Bulbils (Characeae). See 



Amylum-stars. 

 Bulbocapnos, embryo, 447. 

 Bulbochaete, 44, 45, 46. 

 Bunt, 86. 



Bunt-fungi. SeeUstilagineae. 

 Burmanniaceae,embryo,43i. 

 Burseraceae, 469. 

 Butomus, floral diagram, 415, 



4i8,438and Figs.37o,439; 



ovules, 305, 440; style, 379. 

 Butomus umbellatus, floral 



formula, 419. (Fig. 299.) 

 Biittnerieae, 469. 

 Butyric acid, 24. 

 Buxbaumia, antheridia, 175. 

 Buxbaumia aphylla, proto- 



nema from leaves, 173. 

 Buxbaumieae, length of stem, 



170. 

 Buxeae, 470. 



Cabomba, ovules, position, 

 384. 



Cabombeae, 469. 



Cactaceae,47o ; pollen-tube, 

 391 ; roots, 451. 



Caesalpinieae, seed, 445. 



Calamites, 193, 195; height, 

 269 ; nature and struc- 

 ture, 272; views of Pro- 

 fessor Williamson, 272 note. 



Calamites gigas, 272 note. 

 Calamodendron, 272 note. 

 Calamus, vascular bundles, 



442. 

 Calanthe veratrifolia, floral 



diagram, 415. (Fig. 311.) 

 Calendula, 86. 

 Calendula officinalis, 86. 

 Callitrichaceae, 470. 

 Callitris, 339 ; archegonia, 



334; fruit, 329, 330; phyl- 



lotaxis, 322 ; resin-glands, 



. 345-, 

 Callitris quadrivalvis, 331, 



332. (Figs. 258, 259.) 

 Calluna, 428. 

 Calothamnus, stamens, 356. 



(Fig. 277.) 

 Calycanthaceae,468; flowers, 



412,454; stem, 465, 4 66. 

 Calycereae, 472. 

 Calyciflorae, 470. 

 Calycine, 418. 

 Calyculus, 352. 

 Calymperes, protonema, 173. 

 Calypogeia, archegonia, 154; 



branching, 156. 

 Calypogeia Trichomanis,Fig. 



103. 



Calyptra, 142, 151, 177. 

 Calyx, 350. 

 Cambium, 308, 462. 

 Cambium-ring, 309, 462. 

 Campanula, endosperm, 461; 



inflorescence, 407. (Fig. 



383-) 



Campanulaceae, 472 ; em- 

 bryo-sac, 393 ; floral dia- 

 gram, Fig. 383 ; protandry, 

 405. 



Campanulineae, 472. 



Campylotropous (ovule), 382. 



Canal-cells of archegonium, 

 141, 150,176, 190. 



Candollea, floral diagram, 

 Fig. 402. 



Canna, intine, 367; perianth, 

 440; pollen-tube, 391; sta- 

 minodes, 440. 



Cannabineae, 468; diclinism, 

 347 ; floral diagram, 459. 



Canneae, 445 ; embryo-sac, 

 441 ; floral diagram, Fig. 

 369 ; staminodes, 440. 



Cap-cells in nucellus of An- 

 giosperms, 386. 



Cap-fungi. SeeHymenomy- 

 cetes. 



Capillitium, 15, 16. 



Capitulum, 407 ; in Chara, 58. 



Capparideae, 469. (Fig. 346.) 



Caprifoliaceae, 472 ; floral 

 diagram, Fig. 381. 



Capsella, floral diagram, 416. 



