J)J^ 



The Pinf? of Australia. 



Figure 245, — Radial section nt timber cut clear of ^ ray. The alternate 

 rows of pitted cells are well marked on the Iracheid walls, 

 which latter show a thickened lamella containing manganese 

 in its compo:ition. A. Cuiiuitighamii, x 210. 



Figure 246, — S^xtion through .1 >-iiii;i' ny oi wood, showini; numerous 

 single pits connecting with the trachc-ids. A. Cuitnin^hamii, 



X 310. 



Longitudinal sections of timber of Araucaria Cunninghamii, Ait. 



