LOCAL DISTRIBUTION OF FERNS. 
255 
sex. Highdown Heath ; Csesar’s Camp, Farnham ; 
Woking Common ; between Dorking and Leath Hill : 
Addington Hills, Croydon. 
Ouse. Norfolk. Gamlingay, Cambridgeshire. Bed- 
fordshire. 
Severn. Worcestershire. Staffordshire. Stiperstones ; 
Shropshire. 
South Wales. Glamorganshire. Plinlymmon, Car- 
diganshire. 
North Wales. Cader Idris, Merionethshire. Den- 
bighshire. Snowdon, Carnarvonshire, 
Trent. Charnwood Forest, Leicestershire. Notting- 
hamshire. Denbighshire. 
Mersey. Todmorden ; Simmons-wood Moss, Lan- 
cashire. Cheshire. 
Humber. Frequent in the north and w r est of Yorkshire. 
Tyne. Northumberland, Durham. 
Lakes. Mountains of Cumberland. Langdale, West- 
moreland. 
West Lowlands. Dumfriesshire, Kircudbrightshire, 
Renfrewshire, Lanarkshire. 
East Lowlands. Peeblesshire. Roxburghshire. Pent- 
land Hills, Edinburghshire. Berwickshire. 
East Highlands. Clackmannanshire. Kinross-shire. 
Fifeshire. Clova Mountains, Forfarshire. Perth- 
shire. Aberdeenshire. Mortlock, Banffshire. Bade- 
noch, Morayshire. 
West Highlands. Inverness-shire. Argyleshire. Dum- 
bartonshire. Tobermorey, Isle of Mull. 
North Highlands. Ben Wyvis, Ross-shire. Suther- 
landshire. Morven, Caithness. 
Northern Isles. Hoy; Rowsay, Orkney. 
Leinster. Kelly’s Glen ; Ballynascormy, Dublin 
County. 
