INDEX AND GLOSSARY 



553 



Caltha (Marsh Marigold), structure of 

 anther, 245 (Figs. 192, 193) ; 

 pollen-tetrads of, 247 (Fig. 194), 

 249; carpels of, 252 (Figs. 198, 200); 

 anatropous ovule of, 259 (Figs. 206, 

 , 207). 



Calyptra, the cap covering the capsule 

 in most Mosses, developed from the 

 archegonial wall, 362, 364 (Fig. 

 307). The same term is also 

 applied to the Root Cap of Vascular 

 Plants. 



Calyptrogen, the layer of cells which 

 gives rise to the root-cap, 77 

 (Figs. 60, 62). 



Calyx, the outermost series of floral 

 parts, composed of sepals, 221. 



Cambium, an actively dividing forma- 

 tive tissue (secondary meristem), 

 37 (Fig- 23), 38, 39 (Fig. 24), 41 

 (Fig. 25), 43 (Fig. 47), 46 (Figs. 34, 

 35) ; fascicular and interfascicular, 

 48; of root, 80 (Fig. 63); of Conifers, 

 305 ; products of, 50 (Fig. 37) ; 

 form of cells of, 50 (Fig. 31). 



Camellia, 403. 



Canadian weed (Elodea), vegetative 

 propagation of, 212. 



Canal-cells, of Fern, 344 (Fig. 283) ; 

 of Moss, 362 (Fig. 304). 



'' ■ nned foods, preservation of, n;6. 



Caper Family, 514. 



Capitulum, a head, as in Compositae, 

 where numerous small flowers are 

 grouped on the widened axis, or 

 general receptacle, 227 (Fig. 175), 



534 (Fig. 440) • 

 Capsella, ovule and embrj'o of, 275 



(Figs. 217, 218). 

 Capsule of Bryophytes, 253 (Fig. 296), 



367 (Fig. 312), 362 (Fig. 305). 

 Carbohydrate, used to form proteid, 



105; storage of, 108 (Figs. 77645,78). 

 Carbon-dioxide, in air, 99 ; absorbed, 



100, 103 (Fig. 76) ; in water, 99 ; 



given off in respiration, 113. 

 Cardamine pratensis, adventitious 



buds of, 214. 

 Cardamine hirsuta, explosive fruit of, 



133 (Fig. 93)- 287. 

 Cardoon, spread of, in La Plata, 295. 

 Carex, rhizorne of, 173 (Fig. 130) ; 



host for Puccinia, 445 ; flowers of, 



502 (Fig. 405). 

 Carina, or keel of Pea-flowers, com- 

 posed of the two obhquely anterior 



coherent petals, 522 (Fig. 431). 



Carissa, straggling by a-xillary 

 branches, 181 (Fig. 134, v. vi.), 16. 



Carnivorous plants, those which cap- 

 ture animals, and digest nourish- 

 ment from them, 187 ; nitrogenous 

 supply to, 207, 208. 



Carnivorous habit, as source of com- 

 bined nitrogen, 107, 207. 



Carpels the floral parts bearing 

 ovules or megasporangia : they 

 constitute the gynoecium, 221, 252. 



Carpinus, seedling of, 76 (Fig. 58) 



Carpogonium, the female organ of 

 some Algae and Fungi : of Red 

 Algae, 388 (Fig. 327), 411 ; of 

 Ascomycetes, 429, 434 ; of Collema, 

 440. 



Carposporcs, spores which arc pro- 

 duced subsequent to, or in conse- 

 quence of tetrad-division, 446, 480, 

 487 ; of Red Seaweeds, 388 ; of 

 Ascomycetes, 429 ; of Puccinia, 

 446 ; infection of Barberry by 

 447 (Fig. 382) ; of Basidiomycetes, 

 441, 442, 453, 454. 



Carrot, analysis of, 541 ; origin of, 



542- 

 Caruncle, a swelling of the micropylar 



region, characteristic of Euphor- 



biaceae, 283, 516 (Fig. 421, vii. 



viii.) 

 Cassytha, parasitism of, 188, 189. 

 Castor oil (Ricinus), 10 (Fig. 4), stor- 

 age of oil, 109; of proteid, no 



(Fig, 80). 

 Casuarina, chalazogamy in, 270. 

 Catharinea, 354 (Fig. 296). 

 Catkins of Willow, 506 (Fig. 408). 

 Caulerpa, non-septate thallus of, 139 



(Fig. 98) ; cellulose rods of, 140 



(Fig. 99). 395. 

 Cauhflower (Brassica), analysis of, 



541 ; origin of, 542. 

 Celery (Apium graveolens), analysis 



of, 541 ; origin of, 542. 

 Cell, the structural unit, 17, 18 ; size 



of, 22 (Fig. 12), 27 ; shape of, 27 



(Fig. 16). 

 Cell-division, 18, 29 (Fig. 11), 464. 

 Cell-sap, fluid filling a vacuole, 22 



(Figs. 12, 13). 

 Cell- theory, 19. 

 Cellular construction, 16, 17. 

 Cellulose, a carbohydrate which forms 



the greater part of young cell-walls, 



28. 

 Cell- wall, 17, 18. 



