THE BUCKLER FERNS. 247 



its fronds, and the more regular arrangement of 

 its branches gives to it greater symmetry, grace, 

 and beauty. 



The Mountain Buckler Fern, as its name indi- 

 cates, is found sometimes in great abundance 

 chiefly in mountainous districts ; sometimes in 

 woods, where it grows in a state of great luxu- 

 riance ; and sometimes fringing the banks of 

 mountain streams. In the north, and in some 

 other parts of Scotland, it often densely clothes 

 the mountain-sides. It has a wide distribution 

 throughout England, Wales, and Scotland ; .being, 

 however, a species of some rarity in Ireland. 

 Peaty soil will suit it well ; and it may be grown 

 in the fern-garden, or in the house ; but wherever 

 it is planted it must have shade and abundant 

 moisture. 



7. THE MARSH BUCKLER FERN. 



Lastrea thelypteris. 



THE most delicate in texture and fragile in habit 

 of all the Buckler Ferns, is Lastrea thelypteris. As 



