S52 HISTORY OF BRITISn FERNS. 



Severn. — Besborough Common, JV. H. PurcJias ; llocks by the 

 Wye, near Symond's Yat, and Colwall, near Whitchurch ; 

 Lj'dbrook in the Forest of Dean ; Cleeve Clouds ; Windlass 

 Hill, near Cheltenham ; Postlip Hill, on the Cotswolds ; 

 Cirencester, J. Buchnan ; English Bicknor, A. T. Wilhnot ; 

 Leigh Wood, near Bristol, Gloucestershire. Herefordsliire 

 (planted). Worcestershire. Staffordshire. 



N. Wales. — Llanferris, Denbighshire. [Cwm-Idwal, Carnar- 

 vonshire.] 



S. Wales. — Merth3T-Tydvil, Glamorganshire. Near Llanelly, 

 Brecknockshire, T. H. Thomas. 



Trent. — Matlock ; Wirksworth ; Buxton; Bakewell, T. Butler; 

 Dovedale, Derbyshire. 



Mersey. — Lancaster ; Sheddin Clough, near Burnley ; Broad- 

 bank, Lancashire. 



Humber. — Ingleborough ; near Settle; Anster Rocks; Arnclifif; 

 Gordale ; Ravenscar, Waldenhead, J. Ward, B.S.E. ; near 

 Sheffield, Yorkshire. 



Tyne. — Falcon Cliuts, Durham, T. Simpson. 



Lakes.— Newbiggin Wood ; Gelt Quarries ; Baron Heath ; 

 Scale Force, J. Rohson, Cumberland. Arnside Knot ; 

 Hutton Roof ; Farlton Knot ; Caskill Kirk, Westmoreland. 



Polypodium vulgare, Lmnwus. 



This is one of our most common Ferns, dispersed throughout 

 the United Kingdom and Ireland, and found in Guernsey, 



