INDEX 



Bromeliaceae, 614, 615, 657, 658. 



Brooms, witches', 783. 



Bryophyllum, lenticels, 660; regeneration, 



637. 



Bryophytes (see also Liverworts, Mosses), 

 absorption, 609, 610, 611, 612, 613, 614; 

 asexual reproduction, 814; reproductive 

 variation, 884; vegetative reproduction, 

 807, 808. 



Bryopsis, reversal of polarity, 750. 



Bud, 646, 668, 669, 674, 678, 736, 874, 888, 

 8Q3, 938; active, 936; germination, 936, 

 937) 938; lateral, 646; pollination, 866; 

 protection, 640; resting, 936, 938; 

 scales, 642, 643, 644, 646, 833; terminal, 

 646; variation, 904; winter, 555, 572, 

 646, 678, 736, 936, 938. 



Budding, 776, 777. 



Buffer cells, 563. 



Bulb, 674, 675, 676, 746. 



Bulbil, 636, 675, 902, 903, 937. 



Bulbling, 636, 937, 938. 



Bulrush, 665. 



Bundle, arrangement, 695, 701, 702, 703; 

 bicollateral, 683; collateral, 683; com- 

 pound, 682; concentric,' 683; conduc- 

 tive, 530, 531, 533, 534, 536, 680, 682, 

 683, 684, 686, 687, 688, 695 ; fibrovascu- 

 lar, 682; radial, 683; sheath, 530, 581, 

 639, 683; vascular (see conductive). 



Buoyancy, 554. 



Bur fruit, 923, 924; oak, 649; reed, 545. 



Buttercup, leaf variation, 590. 



Butterflies, 841. 



Butterwort, 618. 



Buttressed trunks, 508, 509. 



Cactus, 711, 725, 740. 



Caducous bud scales, 642. 



Calamovilfa, 497. 



Calamus, 656. 



Callus, 682, 706, 929. 



Calystegia, 849. 



Calyx, 731, 825, 826, 828, 829, 833, 835, 

 846, 853, 854, 857, 859, 869; water, 845. 



Cambium, 680, 684, 769; cork, 66 i, 705; 

 fascicular 684; interfascicular, 684 ; ring, 

 684. 



Campanula, leaf section, 598 ; leaf varia- 

 tion, 598, 600, 601, 602. 



Campy lotropous ovules, 905. 



Canna, seed section, 905. 



Cap, root, 497. 



Capitate hairs, 623. 



Caprification ; caprifig, 86 1. 



Capsule, 666, 814, 874, 919, 920. 



Carbohydrates, 521, 525, 912 (see also 

 Starch, Sugar) ; conduction, 694 ; syn- 

 thesis, 525, 526, 527, 563, 588, 660, 665. 



Carbon dioxid, 527. 



Carnation, mechanical cylinder, 701; 



stoma, 558. 



Carnivorous plants, 616, 617, 618, 619. 

 Carotin, 522. 

 Carpel, 826, 924. 

 Carpophore, 924. 

 Carpospore, 811. 

 Castalia, 540. 



Castor bean, endosperm, 914. 

 Catalpa, twigs, 736. 

 Catkin, 828, 834. 

 Cauliflory, 839. 



Cauliflower, intumescences, 633. 

 Cave moss, 549. 



Cavity, stomatal, 555, 556, 558, 559,724- 

 Cecidia, 781. 

 Cecidomyia galls, 784. 

 Cellulose layer, 568; reserve, 913. 

 Celtis, leaves, 607. 

 Century plant, bast fibers, 696; epidermis, 



568; habit, 628; palisades, 551. 

 Cephaloneon gall, 782. 

 Ceratophyllum, leaf section, 688. 

 Cereus, 711. 

 Chalaza, 905. 

 Chalk gland, 621. 

 Chamber, air, 551 (see also Air chamber, 



Air space) ; larval, 782. 

 Chasmogamous flowers, 864. 

 Chemotropism, 767. 

 Cherry, gall, 784; shoot, 643. 

 Chimera, 780. 

 Chlorenchyma, 530, 531, 532, 533, 534, 535, 



536, 538, 557, 567, 574, 58i, 621, 629, 



630, 631, 632, 639, 661, 688, 724. 

 Chlorophyll, 512, 521, 523, 525, 660. 

 Chlorophyllin, 522. 

 Chloroplast, 511, 517, 521, 522, 524, 531, 



533, 534, 538, 555, 556, 557, 559, 612, 



688, 705. 

 Chlorosis, 523. 

 Choke cherry, shoot, 643. 

 Chromatophore, 522. 

 Chromoplast, 522. 

 Cicuta, bulblings, 937. 

 Cilia, 810, 817. 



Cineraria, habit, 541 ; hairs, 573. 

 Circinate vernation, 937. 

 Cistern epiphyte, 659. 

 itrus, oil gland, 624. 

 Cladonia, algal cell, 802.; habit, 611. 

 laviceps, sclerotium, 808. 

 left grafting, 777. 

 Cleistogamy, 864, 865, 901. 



limate, 691, 889, 938. 

 Climbing roots, 512, 513, 653; stems, 651, 



652, 653, 654, 655, 656. 

 Close pollination, 829, 852, 863, 866, 869. 



