POLYSTTCHUM AXGULARE. 



89 



Devonshire form is very handsome, more attenuatecl and narrow, 

 and the pinnae and pinnules more cro-vrded. Sori apparently- 

 confined more to the apex of the frond. Length of frond 

 fourteen inches, breadth three inches and a half. Kachis and 

 stipes scaly. 



Fig. 57.— Apex of frond. 



MuLTiFiDUM, Wollaston, {Claphamii of Moore.) (Fig. 57.) 

 This form, having been previously named by Mr. WoUaston, 



