LOCAL DISTRIBUTION OF FERNS. 
223 
Ulster. Glen, east of Lough Eske ; Rosses and Thanet 
mountain-passes, Donegal. 
Connaught. Glenade Mountain, Leitrim. Ben Bulben, 
Sligo. 
Munster. Brandon Mountain, Kerry. 
ASPLEISTIUM ADIANTUM-NIGRUM. 
Peninsula. Cornwall, Devonshire, Somersetshire. 
Channel. Hants, Sussex, Dorset, Wilts. 
Thames. Herts, Middlesex, Kent, Surrey, Berks, Ox- 
ford, Bucks, Essex. 
Ouse. Bedford, Suffolk, Norfolk, Cambridgeshire, 
Northamptonshire. 
Severn. Warwickshire, Gloucestershire, Herefordshire, 
Worcestershire, Staffordshire, Shropshire. 
South Wales. Glamorganshire, Carmarthenshire, Pem- 
brokeshire, Cardiganshire. 
North Wales. Anglesea, Denbighshire, Merioneth- 
shire, Flintshire, Carnarvonshire. 
Trent. Leicestershire, Rutland, Nottinghamshire, Der- 
byshire. 
Mersey. Cheshire, Lancashire. 
Humber. Yorkshire. 
Tyne. Durham, Northumberland. 
Lakes. Westmoreland, Cumberland, North Lancashire. 
West Lowlands. Dumfriesshire, Kircudbrightshire, 
Ayrshire, Lanarkshire, Renfrewshire. 
East Lowlands. Roxburghshire, Berwickshire, Edin- 
burghshire, Linlithgowshire. 
East Highlands. Clackmannanshire, Kinross-shire, 
Fifeshire, Perthshire, Forfarshire, Kincardineshire, 
Aberdeenshire, Banffshire, Morayshire, Nairnshire. 
