672 



BOTANY OF THE LIVING PLANT 



Compositae, wind-borne fruit of, 326 

 (Fig. 247) ; structure of flower of, 

 647 (Figs. 498-502). 



Conceptacle of Fucus, 381 ; mature 

 structure, 381 (Figs. 2S2, 283) ; 



384- 

 Concrete, reinforced, 180. 



Cone of Coniferae, 526 (Fig. 414). 



Confervoideae, 368. 



Conical and obconical form con- 

 trasted, 590 (Fig. 446). 



Conidiophore, a hyphal branch which 

 bears conidia, 401 ; of Ascomy- 

 cetes, 422 (Fig. 320). 



Conidium, the air-borne, not sexually 

 produced, propagative cells of 

 Fungi, 397, 401, 422 (Fig. 320). 



Coniferales, 3, 527 ; female cones of, 

 526 (Fig. 414). 



Conjugatae, 372. 



Conjugation, syngamy of equal ga- 

 metes, 361, 372, 399 (Fig. 297), 557. 



Conjunctive parenchyma, those par- 

 enchyma cells which fill up the 

 spaces between vascular elements 

 of the stele, 85 (Figs. 58, 59), 92 

 (Fig. 66), 489 (Figs. 377, 378)- 



Connective, the region between two 

 anther-lobes,' greatly extended in 

 Sage, 302 (Fig. 220), 647. 



Constitution, water of, 94. 



Constructive metabolism, those chem- 

 ical changes which relate to for- 

 mation of new organic material, 



134- 

 Continued embryology, 14, 15. 



Continuity of protoplasm, the con- 

 nection of one protoplasmic body 

 with another by threads traversing 

 the cell- wall, 26 (Fig. 16). 



Contractile vacuole, 356. 



Control by stomata, 102. 



Convallaria, 608. 



Convolvulus, twining stem of, 215- 

 217 ; flowers of, 225. 



Copaifera, arillus of, 319 (Fig. 238). 



Copper ferrocyanide, 35. 



Coprinus, hymenium of, 445 (Fig. 



345)- 

 Cora, 446. 

 Coral-root (Corallorhiza), mycorrhiza 



in, 232. 

 Cordaites, 180. 



Cordyceps (Ergot of Rye), 418. 

 Cork, 65 (Figs. 43, 44), 80 (Fig. 55). 

 Corn, " laying of," 157 ; recovery, 



158 (Fig". 96). 

 Corn-flower, 650. 

 Corolla, the inner floral envelope 



composed of petals, 255. 



Corona, a late additional appendage 

 of the corolla, 609. 



Correlation of growth, where one part 

 is developed larger than usual and 

 another part is reduced, 218. 



Cortex, the tissue lying between epi- 

 dermis and stele, 42 (Fig. 22) ; of 

 root, 82 (Fig. 56) ; of old root, 



93- 

 Corydalis, transverse zygomorphy of, 



274. 

 Corypha, its single flowering, 196. 

 Cotton, hairs on seeds, 325 (Fig. 245). 

 Cotton-grass, 614 (Fig. 462). 

 Cotyledons, the first seed-leaves 



borne on the embryo, 6, 312 (Fig. 



230). 

 Couch grass, vegetative propagation 



of, 252. 

 Cow-parsnip, 637 (Fig. 490). 

 Crassulaceae, meristic differences in, 



265. 

 Crataegus, 345. 

 Crenothrix, 451 (Fig. 347). 

 Cress-seedling, damping-off of, 402 



(Fig. 300). 

 Crocus, 197, 610 ; style of, 293 ; 



storage corm of, 197 (Fig. 131). 

 Crossing-over, the interchange of 



parts between the chromatids of a 



pair of homologous chromosomes 



at meiosis, 565, 580 (Figs. 430, 433, 



441). 

 Crown Gall, 453. 

 Cruciferae, 626 (Fig. 477). 

 Crystalloids of Graham, 32. 

 Crystalloids, proteid storage bodies of 



crvstalline form, of potato, 124 



(Figs. 81, 84). 

 Cucumber, 29, 48 (Figs. 25, 26, 27) ; 



bi-collateral bundle of, 48 ; hair of, 



29 (Fig. 17). 

 Cultivated plants, vegetative pro- 

 pagation of, 248. 

 Currant (Ribes), raceme of, 260 



(Fig. 182), 631 (Figs. 481), 482) ; 



analysis of, 657. 

 Curvembryeae, 620. 

 Cuscuta (Dodder), parasitism of, 223 



(Figs. 151, 152). 

 Cuticle, a thin layer of corky nature 



covering exposed surfaces, 42, 75 



(Figs. 51-53) ; of xerophytes, 210 



Fig. 142). 

 Cutin, 124. 

 Cutleria, 379 ; gametes of, 383 (Fig. 



286) ; 386. 

 Cutleriales, heteromorphic alterna- 

 tion in, 390. 

 Cuttings, 149 (Fig. 92). 



