BRITISH FERNS 
MARGINATUM (Fig. 295).—A form Ше- 
quently found in which the frond is 
narrowed, the edge slightly frilled, and at 
the back is more or less ridged just within 
the margin. 
MARGINATO-CRISTATUM.—Found by Mr. 
J. M. Barnes ; marginate and crested. 
briate, 
М. IRREGULARE (Plate XXXVIII).— 
Raised by Mr. C. Clapham. 



- M. UNDULATUM.—Marginate and undu 
late. 



Fig. 206. S. v. multifidum nanum. 
MULTIFIDUM NANUM (Fig. 296).—A 
dwarf form found in Devon by Mr. 
Edwards ; twin-fronded, bare stalks bear- 
ing fine, spreading crests. 


M. FIMBRIATUM.—Marginate, edges fim- | 

