290 HISTORY OF BRITISH FERNS. 



Allosorus crispns, Bernhardi. 



Peninsula. — Exmoor near ChallicomLe, Devonshire, N. Ward, 

 B.S.E. Simmonsbath, Somersetshire. (Terhaps these 

 descrijitions refer to one localitj\) 



Severn.— Titterstone Clee Hill, Shropshire. Malvern Hills, 

 Worcestershire. [Stowe (? Staffordshire), B.S.E.] 



S. Wales. — Glamorganshire. Cardiganshire. 



N. Wales.— Cerig-y-Druidion ; Ruthin, T. Priicharcl, Denbigh- 

 shire. Dolgelly ; Cader Idris, Merionethshire. Breiddin 

 Hills, Montgomeryshire. Cwm-Idwal ; ClogAvyn-du-Yrarddu, 

 Snowdon ; Glyder Vawr ; Mynidd-Mawr ; Llanhaba, W. 

 Pamplin; Llanberis ; Aber ; and elsewhere in Carnarvon- 

 shire. 



Trent.— Fairfield ; Chinley Hills, Derbyshire. [Rutland.] 



Mersey. — Tag's Ness, near Macclesfield, Cheshire. Lancaster ; 

 Cliviger near Todmorden ; Fo-edge near Bxu-j, Lancashire. 



HuMBER. — Settle ; Saddleworth ; Fountain's Fell ; Halifax ; 

 Wensley Dale ; Cronkley Scar ; Ingleborough, &c., York- 

 shire. 



Tyne.— Falcon Clints, Teesdale, Durham. Cheviots above Lang- 

 ley Ford ; Crag Lake ; Haltwhistle, Northumberland. 



Lakes. — Ambleside ; Casterton ; Morland ; and the hill-sides 

 of Westmoreland, very abundant. Borrowdale ; Winlatta 

 W. Christy, B.b.E. ; Keswick; Skiddaw; Helvellyn ; 



