18 HARDY FEENS. 
this clay, the same Fern bears two distinct names 
in our resjDective Ferneries. 
Dryopteris is a little difficult to pack, from its 
creeping roots ; but I was unmerciful, cramming 
a whole heap of delicate little fronds and roots 
into one mummy case, and of all my transplanted 
Ferns, Dryopteris stands second in its free growth 
and increasing habit ; but it should be planted as 
a border to a Fernery amongst the lowest stones, 
and never in the upper stages, as it soon over- 
grows any Fern near it. It looks well in contrast 
with Asplenium trichomanes. I found Dryopteris 
very plentiful all over Scotland ; but in Fern- 
hunting I make a rule always to take the first 
specimens I find. It is easy to change them for 
finer plants afterwards, but Ferns are usually very 
local, and an opportunity neglected is oftentimes 
an opportunity gone for ever. 
My next acquaintance with Dryopteris took 
place at Callander, where a tourist is first allowed 
the privilege of saying he is in the Highlands. 
Callander is a famous place for a few days' halt, 
