INDEX. 



All references are to pages. Italic figures indicate illustrations. 



Absorption, limit of 128; of gases 

 139; of water 242 



Acacia, shoot of lOS 



Accessory fruits 222 



Adaptation 117, 227 



Aeration 146 



Agrimonia, fruit of 283 



Ailanthus, fruit of 281 



Air, composition 231, plants 125 



Aldrovandia vesiculosa 265 



Algae SSlj., 255; filamentous 17; 

 fission 6; larger 23; yellow- 

 green II 



Allium, stem 89 



Aloe socotrina SJf.! 



Alternation of generations 41 



Amanita plialloides 192 



Amorphophallus 10^ 



Anagallis, capsule of 222 



Angiosperms 198 



Anther 202, 203, 204 



Anthyllis 112 



Ants 267 



Apodanthes 259 



Apple 22jh twig of 78 



Arbor- vitse, shoot of 84 



Armor, 266 



Artemisia, hairs of 2jiO 



Ash, calyx and pistil of 200 



Asparagus, twig bi 79 



Aspidium 195 



Asplenium bulbiferum 212, spore 

 cases 273, gametophyte of 53 



Assimilation 137 



Bacteria 9, 10 

 Bacterium aceti 10 

 Barberry 267 

 Bark 92, 93, 94 



Bast, secondary 91, 92 



Bazzania Novae- HoUandise ^ 



Bean, roots of 176 



Beech, rootlet of 264 



Beet, stoma of 110 



Begonia 88 



Bellflower 171, capsules of 221 



Bidens, fruits of 284 



Bladderwort 263 



Bracts 107 



Branches, dwarf 77, leaf-like 77 



Branching ig, 31, 43; monopodial 

 74; of leaves 103, lOJj, ; of mosses 

 48; of roots 83; of shoot 73 



Bryony 80 



Bryum 194, capsules of SO 



Budding 31, 187 



Buds 73, 212; adventitious 70, 76; 

 axillary 74; brood 211 ; dormant 

 76; fleshy 212; lateral 74; on 

 roots 69 



Bulb 76, 244 



Bulblets 79 



Butomus, anther of 203 



Calamus, root of 64 



California poppy, ovules of 201 



Calyptospora 37 



Calyx 206 



Campanula pusilla 171; rapimcu- 



loides 221 

 Capsule 200, 221, 222 

 Carbon dioxid 139 

 Carex stricta 267 

 Carnivorous plants 261 

 Carpels 197 



Carrot, chromoplasts of 4 

 Caulerpa 20, 21 

 Cecropia 268 



303 



