322 GLOSSARY 



Cartilaginous, like cartilage, hard and tough, p. 262. 

 Catkin, a deciduous spike of inconspicuous unisexual flowers. 

 Cell, a plant-unit composed of a bag-like membrane enclosing living 

 contents ; but vaguely used to denote the chamber from which the 

 contents have disappeared, or the protoplasm itself, p. 66. 

 Cell-cavity, the cavity enclosed by the cell-wall, p. 68. 

 Cell-chamber, a cell devoid of its living contents, p. 77. 

 Cell-contents, the total mass contained in a cell, p. 68. 

 Cell-sap, the liquid contents of the cell, p. 76. 

 Cell-tissue, a group of cells formed by division, remaining in connection 



and growing in common, p. 77. 

 Cellulose, the carbohydrate most commonly forming the basis of the 



cell- wall. 



Cell-wall, the membrane which encloses the contents of the cell, p. 68. 

 Chlorophyll, the green colouring matter of ordinary leaves, p. 94. 

 Chlorophyll-corpuscles, the green bodies in the cells, which carry the 

 chlorophyll and in which starch and other carbohydrates are formed, 

 p. 94. 



Chlorovaporisation, the emission of water from the chlorophyll-corpuscles. 

 Cicatrix, a scar after healing over, p. 16. 

 Ciliate, margin bearded with fine hairs reminding one of the eye-lash, 



p. 37. 

 Ciliate-dentate, dentate, with each tooth drawn to a fine ciliate point, 



p. 37. 



Cladode, a branch so flattened as to simulate a leaf, p. 297. 

 Cleft, divided one from another by intervals which may reach to any 



depth towards the midrib, p. 40. 



Climber, a plant which ascends by using other objects as supports. 

 Compound, of several nearly isolated parts aggregated into one whole, 



p. 40. 

 Conduplicate, folded lengthwise on the midrib so that the two upper 



half-surfaces are applied as two pages of a book, p. 273. 

 Connate, grown together so as to look like one whole, p. 17. 

 Convolute, rolled up so that one half is rolled in the other, p. 270. 

 Cordate, heart-shaped, with the base cut in like the heart of cards, as in 



Fig. 7, p. 23. 



Coriaceous, leathery, p. 37. 

 Cortex, the tegumentary tissues covering the wood and bast in branches 



and stems which have lost the epidermis. 

 Cotyledon, the first lobe or leaf of a seedling. 

 Crenate, scalloped with rounded shallow teeth, as in Fig. 9, p. 27. 

 Cross-ties, tertiaries which run straight across between the secondaries 



like rungs of a ladder, p. 53. 

 Cuneate, wedge-shaped, triangular, p. 23. 



