8 
BRITISH FERNS. 
book, we have followed the arrangement and names 
given by Sir William Hooker in the most recent 
edition of his ‘ British Ferns.’ 
The synonyms given to each species are intended 
as a guide to those who wish to read further about the 
plant, and refer to the names under which it may be 
found in the works of our chief botanists; otherwise 
there would often be difficulty in recognising the same 
species under another name. 
