287 



Ti-iK Pines of Australia. 



imim 



Figure 202. — Radial section of timber siiovving portions ot iwo rays 

 of different lieiglits. The left tracheids are autumnal, 

 and the right vernal, which in some instances show two 

 rows of pitted cells. No other Callitris has this feature. 

 C. Machavana, x 80. 



.;?; ^'^Iw^^'-^jgi . 



Figure 203, — Radial section of timber showing portion of one ray, willi 

 its conformity of the individual cells. The double row of 

 bordered pits in the central tracheids is quite unusual 

 amongst Callitris. C. Alacleayana, x no. 



Sections of timber of C. Macleayana, F.v.M. 



