THE POLYPODIES 87 



length as the leafy portion of the frond and is of 

 a plain green colour. The general outline of the 

 leafy part of the frond is lanceolate, tapering to 

 a point, broad in the centre and narrowing 

 slightly at the base. The frond of the Common 



Polypodium vulgare. The Common Polypody. 



Polypody is cut in a pinnatifid manner. The 

 lobes, which are more or less rounded at the tip, 

 are separated by openings in which the leafy 

 portion is cut almost down to the rachis. Now 

 and again the margin of the lobes is somewhat 

 toothed. 



On the back of the frond are to be found the 



