284 Choice Ferns for Amateurs. 
ONYCHWM-coHtlnued. 
taken to keep the crown well above the surface of the soil, 
which must be thoroughly drained. 
O. capense. 
This is a giarden name for 0. jaiJonicum, 
Fig, 111. Onychium japonicum, a very pretty and 
useful species of a little Known genus. 
O. japonicum. 
This greenhouse species is undoubtedly the most useful 
of those in cultivation, being freer in growth and producing 
its fronds in greater abundance than any other. These, 
however, are of a semi-deciduous character, 1ft. or more 
in length. Gin. broad, egg-shaped, and quadripinnatifid. 
