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HISTORY OF BRITISH FERNS. 
Severn.- —Besborough Common, W. H. Purchas; Rocks bytne 
Wye, near Symond’s Yat, and Colwall, near Whitchurch; 
Lydbrook in the Forest of Dean; Cleeve Clouds ; Windlass 
Hill, near Cheltenham; Postlip Hill, on the Cotswolds; 
Cirencester, J. Buckman; English Bicknor, A. T. Willmot; 
Leigh Wood, near Bristol, Gloucestershire. Herefordshire 
(planted). Worcestershire. Staffordshire. 
N. W ales. —Llanferris, Denbighshire. [Cwm-Idwal, Carnar¬ 
vonshire.] 
S. W ales. —Merthyr-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; Arncliff; 
Gordale ; Ravenscar, Waldenhead, J. Ward, B.S.E. ; near 
Sheffield, Yorkshire. 
Tyne. —Falcon Clints, Durham, T. Simpson. 
Lakes.— Newbiggin Wood; Gelt Quarries; Baron Heath; 
Scale Force, J. Hobson, Cumberland. Arnside Knot; 
Hutton Roof; Farlton Knot; Caskill Kirk, Westmoreland. 
Polypodium vulgare, Linnaeus. 
This is one of our most common Ferns, dispersed throughout 
the United Kingdom and Ireland, and found in Guernsey, 
