Journal Boyal Society of N.S. W., Vol. XL1X., 1915. Plate XXXIV. 



r-.^(PRr^ 



i&ir+;' 



m 



a.1. 



f -$ 



FIG. 8 LONGITUDINAL SECTION THROUGH TIP OF A PNEUMATOPHORE, X 3C. 

 AVICENNIA OFFICINALIS. LlNN. 



