IX] HYALINE CARTILAGE 69 



DEMONSTRATION. 



Transverse section of ear of adult rat. (Alcohol, 

 acid hgematoxylin ; or gold chloride and formic acid.) 

 Note the parenchymatous cartilage. The cell-spaces, 

 generally polygonal, are separated by very narrow 

 partitions of matrix. The spaces contain very little 

 cell substance. 



