I.OMAKIA Sl'lCANl'. 



401 



Somctimos tlic apex of the frond and of the branches arc 

 forked. Both the sterile and fertile fronds have the basal 

 branches. 





>fS' .v;?- 









Fig. 820. 



Fig. 821. 



Ramoso-irregulare, Lowe. (Fig. 820.) — Found ia North 

 Wales. Branching and re-branching. Pinna' tsliort and somewhat 



irregular. 



Cristato-crispa, Lowe, {cristato-crispum, Clapham.) (Fig. 

 821.) — A variety found by ^Ir. Cla})hani, of Scarborough, which 

 is branched, crested at the apices, and crisped. 



Imbricato-subseruata, Lowe, {imhricaf/tm-suhserrafuni, 

 Stansfield.) — A subserrated form of tmbrieaiif/n, the fronds I 

 have seen bcin"f only subimbricate. Dwarf. 



Crispata, Lowe, (en'spufum, Moore.) — Found near Barnstaph\ 

 by the late ^[r. C. Jackson; and near Todmorden, by Mr. A. 

 Stansheld. A small crispy form, witli the apex simple. 

 VOL. II. r. F 



