10£ DORYOPTERIS SAGITT^FOLIA. 



Nearly all the fronds are fertile. Sori linear, continuous; 

 indusium narrow. 



Length of frond from six to twelve inches, bright green 

 above, pale green beneath. Stem ebeneous. 



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

 Foot's Cray, and to Mr. Parker, of Holloway, and for fronds 

 to Mr. Jeans, of Grantham; Mr. Clarke, the Curator of the 

 Glasgow Botanic Gardens; Mr. Henderson, of Wentworth; 

 and to Mr. Norman, of Hull. 



It is in the Catalogues of Messrs. Sim, of Foot's Cray; 

 Parker, of Holloway; Rollisson, of Tooting; Stansfield and 

 Son, of Todmorden; and Kennedy, of Co vent Garden. 



The illustration is from a plant in my own collection. 



