ORDER FILICES. 243 



Grasmere, and Red Tarn, and in the Ambleside district near 

 Dungeon Ghyll, and at the head of Little Langdale. First 

 recorded by Hudson. 



1402. Scolopendrium vulgare, Sym. (Harfs Tongue). Native. 

 British type. Range r. Rocky places. Frequent princi- 

 pally on the limestone, ascending to the summit of Farleton 

 Knot and Hutton-Roof. 



1403. Blechnum boreale, Sw. (Hard Fern). Native. British 

 type. Range 1-3. Common everywhere in moory places 

 from shore-level up to 550 yards on Styhead Pass, and 700 

 yards on Scawfell Pike. 



1404. Pteris aquilina, L. (Common Brake). Native. 

 British type. Range 1-2. Hillsides. Everywhere abundant, 

 marking by its cessation the upper limit of Watson's Agrarian 

 region. Noted at 550-600 yards on Glaramara, Great Robin- 

 son, Grisedale Pike, and over Kirkstone Pass and Buttermere 

 Hawes. 



1408. Hymenophyllum Wilsoiii, Hook. (Filmy Fern). Native. 

 Atlantic type. Range 1-2. On damp slate rocks. Frequent all 

 through the central Lake district. The plant was first named 

 by Ray from specimens gathered by Lawson and Newton on 

 Wrynose. It grows at Dalegarth in Eskdale, in the Calder 

 Ghylls at Ponsonby, in the Duddon Valley at Seathwaite, at 

 High Stile, Scale Force, and other places round Buttermere 

 and Crummock ; in Ennerdale on Angler's Rock, on Wastdale 

 Screes, Scawfell and Great End, and down Borrowdale to 

 Lodore ; on Skiddaw, Coniston Old Man ; on Bowfell, Rossett 

 Ghyll, Dungeon Ghyll, and other places in Langdale; at 

 Wythburn, Rydal Head, Solva How, Tongue Ghyll, and several 

 places round Grasmere ; over Ullswater on Stybarrow Crag, 

 and at Glencoin about Hawes Water, and on Casterton Fell 



