INDEX 



Bromeliaceae, 614, 615, 657, 658. 



Brooms, witches', 783. 



Bryophyllum, lenticels, 660; regeneration, 

 637. 



Bryophytes (see also Liverworts, Mosses), 

 absorption, 6og, 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, 833, 

 893, 938; active, 936; germination, 936, 

 937, 938; lateral, 646; pollination, 856; 

 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. 



Bufiei- 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, 6S6, 687, 688, 695 ; fibrovascu- 

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

 63?, 683; vascular (see conductive). 



Buoyancy, 554. 



Bur fruit, 923, 024; oak, 649; reed, 545. 



Buttercup, laaf variation, 590. 



Butterfliss, 841. 



Butterwort, 618. 



Buttressed trunks, 508, 509. 



Cactus, 7/1, 725, 740. 



Caducous bud scales, 642. 



Calamovilfa, 497. 



Calamus, 656. 



Callus, 682, 706, 929. 



Calystegia, 849. 



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

 840, 853, 854, 857, 859, 869; water, 845. 



Cambium, 680, 684, 769; cork, 661, 705; 

 f ascicular 684 ; interfascicular, 684 ; ring, 

 684. 



Campanula, leaf section, 598; leaf varia- 

 tion, 598, 600, 601, 602. 



Campylotropous ovules, 905. 



Canna, seed section, 905. 



Cap, root, 497. 



Capitate hairs, 623. 



Caprificatim ; caprifig, 861. 



Capsule, 656, 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, 55<S. 



Carnivorous plants, 616, 617, 618, 619. 

 Carotin, 522. 

 Carpel, 826, 924. 

 Carpophore, 924. 

 Carpospore, 811. 

 Castalia, 540. 



Castor bean, endosperm, 914. 

 Catalpa, twigs, 736. 1 

 Catkin, 828, 834. J 

 CaulLlory, 839. 



Cauliflower, intumescences, 633. 

 Cave moss, 549. 



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

 Cecidia, 781. 

 Cecidomyia galls, 784. 

 Cellulose layer, 568; reserve, 91 3. 

 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. 

 Chem )tropism, 767. 

 Cherry, gall, 784; shoot, 643. 

 Chimera, 780. 

 Chlorenchyma, 530, 537, 532, 533, 534, 535, 



53^, 538, 557, 567, 574, 581, 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, 55$, 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. 

 Citrus, oil gland, 624. 

 Cladonia, algal cell, 802; habit, 611. 

 Claviceps, sclerotium, 808. 

 Cleft grafting, 777. 

 Cleistogamy, 864, 865, 901. 

 Climate, 691, 889, 938. 

 Climbing roots, 5/2, 513, 653; stems, 651, 



652,653, 654, 055, 656. 

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



