228 
Choice Ferns for Amateurs. 
thrive luxuriantly even if planted in moss only. 
Wlien grown in pots, all these singular Ferns require 
is a mixture of two parts of fibrous soft peat, and 
one part of sand, or where the peat obtainable is of 
a somewhat close nature, the mixture is benefited by 
Fig. 96. Hemionitis cordata, a stove species with distinctly 
heart=shaped barren fronds and triangular fertile ones. 
the addition of one part of chopped sphagnum. It 
is essential, on account of the few roots which they 
produce, that these plants should be kept in pots of 
comparatively small dimensions and that the drainage 
should be perfect. All are liable to be attacked by 
green-fly, which is easily destroyed by slight fumiga- 
tions; thrips also may make their appearance on the 
