140 
Choice Ferns for Amateurs. 
the greatest value, as by their use additional charm 
may be given to the rockery not heated artificially, 
but simply protected by glass, where they, being of 
an evergreen nature, retain their beauty all winter. 
Their culture is very simple, and their requirements 
Fig. 67. Aspidium falcatum pendulum, a beautiful and 
enduring variety much in request for growing in rooms. 
are particularly limited. The best compost is one 
consisting of about equal parts fibrous loam, peat, 
and silver sand ; but care must be taken that they 
are not potted hard, or, if planted out, that the soil 
round them is kept moderately loose. They require 
