144 



POLYSTICIIUIM AXGULARE. 



width eight inches in the widest part, and being six inches 

 in width across the branches. Sori confined to the ramose 

 portion, and about five pairs of pinnae below the branches. 

 My thanks are due to the Rev. C. Padley, of Bui well Hall, 

 Nottinghamshire, for fronds. 



Fig. 122. — Shewing form of Frond and basal pinna. 



Ramosissimum, Lotve, ( Vartabi'le-multifidum,Thom])son, MSS.) 

 (Fig. 122.) — Found near Exeter, by Mrs. Thompson. The 

 characteristic peculiarity is in the branches. Like Kalon, it is 

 ramose, but differing from that variety in branching near the 

 base of the frond. Length of frond from fifteen to eighteen 

 inches; width, across the ramose portion, from eight to twelve 

 inches. This variety usually branches about four inches above 

 the base, these branches subdividing two inches higher, having 

 a third division two inches and a half beyond the first 



