?44 



BRITISH FERNS 



Hookerii (Fig. 292).— Raised by Mr. Lowe, probably from 

 laceratum , fronds bluntly triangular in outline, consisting prac- 

 tically of one large crest, flat but overlapping. 



Kelwayii. — Found in Somerset ; a dense conglomerate form, 

 similar to Coolingii and Wardii, parent of densum ; proliferous. 



S v Hooke ' ri. 



Fig. 293. .S'. v. keratoides. 



Keratoides (Fig. 293). — Very narrow fronds with deeply cut 

 margins branching into a staghorn-like cresting ; raised by Mr. 

 Clapham. 



Laceratum (endiv^efolium) (Fig. 294). — A very beautiful 

 form found at Taunton by Mr. J. Young ; finely crested and frond 

 edges deeply cut on pinnatifid lines (see Appendix No. LXXXIX 

 for better illustration). 



Limbospermum cristatum. — Found in Somerset by Mr. El- 

 worthy ; narrow, serrate-edged fronds with lace-like tassels. 



Lonchophorum. — Found in Lancashire by Mr. Preston and Mr. 

 Hodgson ; a form of marginatum. 



