66 ASPIDIUM LONCHITIS. 



land, Scotland, Ireland, Wales, France, Switzerland, Italy, 

 Spain, Greece, Russian Asia, Kamtschatka, and the Rocky- 

 Mountains in North-west America. 



A hardy evergreen species. 



Fronds pinnate, of a narrow linear-lanceolate form, and rigid, 

 the pinnse being falcately lanceolate, acute, spinulosely serrate. 

 Pinnse numerous and undivided, and on the under side have 

 many small hirsute scales. 



Fructification mostly on the upper half of the frond. Sori 

 large, circular, and crowded, eventually becoming confluent. 

 Indusium orbicular and membranaceous. 



Stipes short, varying from half-an-inch to three inches in 

 length, covered with brown chaffy scales. Rachis densely scaly. 



Length of frond from six to twenty-four inches, usually from 

 twelve to fifteen inches; colour deep green above, paler beneath. 



Mr. Wollaston describes two varieties: — 



Multifidum, having the apex divided. Not constant in cul- 

 tivation. 



Proliferum, producing small bulbils in the axils of the lower- 

 most pinnse. 



For plants of this species I am indebted to Mr. Clapham, 

 of Scarbro', and to Miss Barker, of Beeston; and for fronds 

 to Mr. J. Pearson, of Chilwell. 



It is in the Catalogues of Messrs. Pearson, of Chilwell, 

 Young, of Taunton; Bass and Brown, of Sudbury; A. Hen- 

 derson, of Pine-apple Place; E. G. Henderson, of St. John's 

 Wood; Rollisson, of Tooting; Sim, of Foot's Cray; Yeitch, 

 of Chelsea; Stansfield, of Todmorden; and Kennedy, of Covent 

 Garden. 



The specimens for illustration were kindly given me by Mr. 

 John Pearson, of Chilwell. 



