INDEX AND GLOSSARY 



6/i 



Chromatophorc, 361 ; of Spirogyra, 



373 (Fig- ^77)- 

 Chromonema, the slender thread of 



karyotin which later becomes a 



chromosome, 502 (Fig. 420). 



Chromoplasts, colouring plastids in 

 petals or fruits, 280 (Fig. 200). 



Chromosomes, bodies composed of 

 karyotin, which segregate in de- 

 finite number in the dividing 

 nucleus, 562 (Figs. 428, 433) ; num- 

 bers of, 567 ; re-arrangement of, 

 581 (Fig. 442) ; reduction of, 565 

 (Figs. 430, 432. 



Chrysanthemum, development of 

 anther in, 284 (Fig. 205) ; C. 

 leucanthemum (Ox-eye Daisy), 649 

 (Fig. 500) ; C. frutescens, Crown 

 Gall of, 453. 



Cilia, of Euglena, 356 (Fig. 265) ; of 

 Volvox, 363 ; of Fucus, 382 (Fig, 

 287) ; of Fern, 501 (Fig. 393) ; of 

 Moss, 467 (Fig. 362) ; of Zamia, 

 527 (Fig. 415). 



Circulation of nitrogen in nature, 127. 



Circumnutation, spontaneous move- 

 ment of stem and root in normally 

 growing seedling, 144 (Fig. 90). 



Cissus, host of Rafflesia, 226 (Fig. 



155)- 



Cladonia, 428 (Fig. 326) ; 429 (Fig. 



327)- 

 Cladophora, 368. 



Cladophorales, isomorphic alterna- 

 tion in, 390. 



Cladothrix, straight and slender forms 

 of Bacteria, 448. 



Classification, natural system of, 



343- 



Claviceps (Ergot of Rye), 395 (Fig. 

 293) ; sclerotia of, 425 (Fig. 323). 



Clay, 96, 97. 



Clematis, 41 (Figs. 20, 21) ; mechani- 

 cal construction of stem, 183 

 (Fig. 116) ; prehensile leaf of, 216. 



Climbing, by straggling, 214 (Fig. 

 143) ; prehensile, 215 (Figs. 144, 

 145) ; adhesive, 217 (Fig. 146). 



Climbing habit, 213. 



Climbing plants, stem-structure of, 

 213 ; methods of, 213. 



Closed-bundle, having no cambium, 

 53 (Fig. 31). 



Closterium, conjugation of, 374 (Fig. 

 278) ; flanged chloroplast of, 594. 



Clostridium, 127, 452. 



Clover, day and night movements of, 

 162 ; seeds of, 140. 



Club-mosses (Chap, xxxii.), 510. 



Club-root, 396 (Fig. 295). 



Cluster-cups of Rust Fungi, 396, 437 



(Fig- 337)- 

 Coal, origin of, 138. 



Cobalt chloride, 100. 



Coboea, tendril of, 216. 



Coccus, spherical form of Bacteria, 



448 ; causing suppuration, 452. 



Cockle-burr (Xanthium), latent period 



of, 334- 

 Coconut, milk of, 316 ; floating fruit 



of, 327- 

 Codium, matted filaments of, 171, 



369 ; gametes of, 370 (Fig. 275, 



hi.). 

 Coelebogyne, sporophytic budding, 



587. 



Coenocyte, a multinucleate proto- 

 plast not divided into cells : of 

 Siphonales, 361, 368. 



Coenogamete, a gamete in which 

 many nuclei are involved, 417. 



Coenopterid steles, flanging of, 593 

 (Fig. 449). 



Coenozygote, a zygote formed by the 

 union of coenogametes each con- 

 taining many nuclei, 417. 



Coffee disease, 396. 



Cohesion, the fusion of parts of 

 the same category in the flower, 

 266. 



Cohesion theory of ascent of water, 

 106 (Fig. 73). 



Colchicum, carpels of, 289 ; style of, 

 293, 608. 



Coleochaete, 393, 547. 



Coleoptile of grasses, 150, 160. 



Collateral bundle, where wood and 

 bast run longitudinally parallel on 

 the same radius, 53 (Figs. 23, 34). 



Collema, 376, 427, 429. 



Collenchyma, 42 (Fig. 22) ; structure 

 of, 175 (Fig. 109) ; physical quali- 

 ties of, 179. 



Colloids, 32. 



Colocasia, stele of root, 594. 



Column, or Orchidaceae, 612 (Fig. 

 460). 



Columnar requirement, for mechani- 

 cal resistance in stems, 181. 



Combination of organographic fac- 

 tors, 602. 



Companion-cells, cells adjoining 

 sieve-tubes, from which they are 

 derived by late longitudinal divi- 

 sion, 48 (Figs. 25, 26, 27). 



Compass plants, 159. 



Complete parasites, those which are 

 wholly dependent on parasitism 

 for nutrition. They are without 

 chlorophyll, 223. 



B.B. 



2 u 



