INDEX AND GLOSSARY. 409 



Cambium. The viscid fluid between the bark and wood of 

 Exogens, when new wood is forming. 



Camera lucida, 39. Used in microscopy for drawing the 

 optical image produced by it. 



Calcification, 234, 241. Infiltration of animal tissues with 

 salts of lime. 



Camphor, 133. 



Canada balsam, 73. 



Cancer, 288 (Lat. cancer, a crab). A malignant new for- 

 mation. 



Canaliculi of bone, 196. 



Capillaries, 201. Minute vessels between the terminal ar- 

 teries and veins. 



Carbolic acid, 74. 



Carbo-hydrates, 184. 



Carmine fluids, 69. Carmine is a pigment made from cochi- 

 neal. 



Cartilage, 195. 



Catarrh, 254 (Gr. kata, down, and rheo, to flow). 



Caseation, 233, 253. Transformation of a fatty into a cheesy 

 substance. 



Carbuncle, 298. 



Carbonate of lime, 99, 314. 



Co.ustic potash, 67. 



Cauliflower excrescence, 295. 



Cavernous tumor, 270. 



Cavities in crystals, 89. 



Cells, 77 (Lat. cellar, a little chamber). 



Cell, 117, 118. The elementary unit of organic structure. 

 " structure, 119. 

 " genesis, 124. 

 " wall, in plants, 129. 



Cellulose, 67, 129. The proximate principle of cell-mem- 

 brane in plants, and of the mantle of Tunicata. 



Cellular plants, 134. 



Cements, 75. 



Cercomonas, 331 (Gr. kerkos, the tail; monas, unity. A 

 tailed infusorial monad. 



