Plidtoniicrograf^Iis of Botanical Studies. 



47 



72. — T.S. Phylode of " Acacia decurrens," Wattle bark-tree. 



Cuticle. 



Secondary vascular bundle. 



Palisade layer. 



Loose ground tissue. 



1^.5^' ,- Primary vascular bundles, 



73. — T.S. Green Stem of " Casuarina equisetifolia," Switch-broom, 



Cortical tissue. 

 Leaf-trace bundle. 





Cambium ring. 



Wood bundles. 

 Central axis of pith. 



Stoma in furrow. 



