205 



The Fixes of Australia. 



Figure 135.— Transverse section through a stem of a very youngXplant 

 of C. calcarata, x 30. 



Figure 136. — Transverse section of timber through part of two seasons* 

 growth. The rays are seen to contain the manganese com- 

 pound substance in some of the cells. C. calcarata, x So. 



Figure 137. — Tangeniial section of timber. This shows the varying 

 licights of the rays and also the numerous bordered pits, 

 cut in section in the tracheidal radial walls. C. calcarata^ 

 X So. 



Figure 138.— Tangential section with a much higher magnification than 

 Figure 137, being 210 diameters. Three rays are shown 

 as well as numerous bordered pits cut in section on the 

 radial walls. C. calcarata, x 210. 



Sections of timter of C. calcarata, R.Br, 



