92 POLYPODIUM PHEGOPTERTS. 



and Orkney, the Hebrides, Spain, Wales, Ireland, and the Isle 

 of Man. 



In England, it is found in Northumberland, Cumberland, 

 Durham, Westmorland, Yorkshire, Lancashire, Cheshire, Derby- 

 shire, Staffordshire, Shropshire, Herefordshire, Gloucestershire, 

 Devonshire, Cornwall, Sussex; very common in Wales and Scot- 

 land, and rare in Ireland. 



A hardy, indigenous, and deciduous Fern. 



The frond is bipinnatifid, the lowest pinnse deflexed and 

 standing forward; segments entire, and of a linear -lanceolate 

 form, the lower ones adnate-decurrent. 



Rhizoma rather scaly. 



The frond lateral, and adherent to the rhizoma. 



Sori intramarginal, and somewhat oblong in form. 



Length of frond from six to twelve inches. 



My thanks are due to Mr. Joseph Sidebotham, of Manchester, 

 for plants of this species, and to Mr. Norman, of Hull, for 

 fronds. 



It may be procured from the following Nurserymen: — Messrs. 

 A. Henderson, of Pine-apple Place; R. Kennedy, of Covent 

 Garden; J. Veitch, Jun., of Chelsea; W. Rollisson, of Tooting; 

 J. Booth and Son, of Hamburgh; Bass and Brown, of Sudbury, 

 Suffolk; E.. Parker, of HoUoway; J. Pearson, of Chilwell, near 

 Nottingham; E. G. Henderson, of St. John's Wood; Osborn 

 and Sons, of Eulham; and R. Sim, of Foot's Cray, Kent. 



A species which does remarkably Avell in a Fernery, if planted 

 in a rich light soil, amongst pieces of rock. 



The illustration is from a plant in my own collection, which 

 I found several years ago on Longridge Fell, about half way 

 between Preston and Clitheroe, where this species is abundant. 



