LOCAL DISTRIBUTION OF FERNS. 
233 
Tyne. Falcon Clints, Teesdale ; Weardale, Durham. 
Banks of the Irthing, Northumberland. 
Lakes. Rocks above Patterdale ; Kendal; Farlton ; 
Arnside ; Casterton ; Marlbeck Scar, Westmoreland. 
Ashness Gill; Borrow Force ; Gilsland, Cumberland. 
West Lowlands. Moffat, Dumfriesshire. Falls of the 
Clyde, Lanarkshire. 
East Highlands. Stirlingshire. Ben Chouzie, near 
Crieff; Blair Athol ; Ben Lawers, Perthshire. Cun- 
lochen ; Clova, Forfarshire. Nairnshire, Aberdeen- 
shire. 
West Highlands. Inverness-shire, Argyleshire, Isle of 
Mull. 
North Highlands. Assynt, Sutherlandshire. Rosshire. 
Ulster. Near Lough Esk, Donegal. 
Connaught. Ben Bulben, Sligo. 
Munster. Bandon, Cork. Turk Mountain, Kerry. 
BLECHNUM BOREALE. 
Peninsula. Cornwall, Devonshire, Somersetshire. 
Channel. Hants, Isle of Wight, Dorsetshire. 
Thames. Herts, Kent, Surrey, Middlesex, Berkshire, 
Oxfordshire, Essex. 
Ouse. Suffolk, Norfolk, Cambridgeshire, Bedfordshire, 
N orth am ptonshire. 
Severn. Warwickshire, Gloucestershire, Monmouth- 
shire, Herefordshire, Worcestershire, Staffordshire, 
Shropshire. 
South Wales. Brecknockshire, Glamorganshire, Car- 
marthenshire, Pembrokeshire. 
North Wales. Anglesea, Denbighshire, Flintshire, 
Merionethshire, Carnarvonshire. 
