142 



POLYSTTCnUM AXGUI.AKK. 



their apices. There arc about twenty-eight pairs of pinna? to 

 the point of branching, the branches themselves containing 

 about twenty-five additional pairs. The pinnules are sub-opposite 

 below and alternate above, convex behind and concave in front, 



they are also auricled. In the basal pinna? the pinnules are 

 broader and closer together, those on the right side even over- 

 lapping each other. My thanks are due to ]VIr. Padley for 

 fronds. 



