296 



s(()i,()PExrmnM vulgare, 



broad. Base cordate and sublaciniate, apex attenuate, margin 

 irregularly crenatc-lobate, and slightly undulate. Submarginate 

 beneath, and submuricatc near the margin above. Upper surface 

 uneven from cavities and raised lines and points, abundantly 

 fertile, and slightly su^jrasoriferous. 



-^1 



^x 



V 



Y\z. C92. 



Fig. 693. 



Dareoides, Wollaston. (Fig. 692.) — Raised from spores bv 

 Mr. Elworthy, of Xettlecombe. Length twelve inches. 8o 

 much cut as to become pinnatifid; base attenuated, widening 

 to the apex, where rounded and broadest. Fronds 

 in form. 



varying 



HooKERii, Loice. (Fig. 693.) — Raised from spores at High- 

 field House. Triangular fronds, as broad across the base as 

 the frond is long, namely, six inches. ^'ery leafy, lacerated 

 here and there, much divided along the margin, the frond 

 undulate, terminating in a round tasscled apex. 



