POLTSTICHrM AXGULARE. 



109 



variously interrupted, especially near the racliis. When much 

 marked the depauperate pinnules are almost linear, and some- 

 times quite wanting. A very singular laciniated Fern, and an 

 interesting and permanent variety. The illustration is firom a 

 plant in the collection of Messrs. Stansfield, of Todmorden. 



Fig. 81. 



Angustifrons, Moore. (Fig. 81.) — A most interesting and 

 distinct variety, found at Barnstaple, in Devonshire, by Mr. 

 Jackson. It is dwarf in habit, and exceedingly narrow. Mr. 

 Moore says that in the frond he measured, which was eight 

 inches long, exclusive of the stipes, it was barely more than 

 an inch in width. The fronds are narrow linear-lanceolate, 

 being attenuated at their apices; bipinnate. The pinnules are 

 normal in character, small and crowded together, auricled, and 



