17^ 



The Pixk? of Australia. 



FlKnre 115. — TatiRonti.il -- -.iii; thr'niLch liinbor, showinR tlic dark 

 mancanr-if compound substance in most of tlic ray cells, 

 and thclini-ar shape of tluTays. Pitted celU can bo detected 

 on both radial and tanizcntial walls. C. itilratrof>ica, x 120. 



FigureJ116. — Radia! st-ctinn tlirough tinibcr. The linrizontal parallel 

 lines are tlie walls of a ray, and the vertical ones those of 

 the trncheids. C. intratropica, x 120. 



■''-■■■fi 



FlfCare 117. — Kadi.d M-cLi>>ii tlirou^li tiiiibi.r. .-.howin^ the bordered pits 

 oj the trachi-i<N, and simple pits of the rnys (lower half of 

 pii;tiire). ('. ttitralrofjica, x 120. 



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



