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BRITISH FERNS 



Marginatum (Fig. 204). — Found in Kent by Mr. Wollaston 

 and at Windermere by Mr. Clowes ; the margins are irregularly 

 broken up into pointed teeth, with a minute marginal ridge at the 

 back. Fig. 204 represents Mr. Clowes' find, which is distinct, as 

 shown; Fig. 212 Mr. Wollaston's. 



Fig. 204. P. v. 'marginatum. 



Fig. 205. P. v. multHido-crislatum. 



Multifido-cristatum (Fig. 205). — Found by Mr. Tasker, locality 

 not stated ; a very heavy-headed form, with long and almost bare 

 stalk, sometimes quite so. 



M. elegantissimum. — Raised by Mr. Clapham ; bifido multifidum 

 elegantissimum. More eccentric even than latter, both varieties, 

 plus the normal, asserting themselves entirely or in patches. 



