88 PLATYLOMA HASTATA. 



The fronds, which are glabrous, are bipinnate; the pinnae 

 being cordate, hastate; margin crenate. 



Rachis and stipes terminal, dark brown, adherent to a short 

 creeping rhizoma. 



Sori linear, continuous; indusium plane. 



Length of frond from twelve to eighteen inches; colour 

 yellowish green. 



My thanks are due to Mr. Henderson, of Wentworth, for 

 a plant of this species; and to Mr. Norman, of Hull, and Messrs. 

 Booth, of Hamburg, for fronds. 



It is in the Fern Catalogues of Messrs. Booth, of Hamburg; 

 E. G. Henderson, of St. John's Wood; Bass and Brown, of 

 Sudbury; Osborn, of Fulham; Veitch, of Exeter; Sim, of Foot's 

 Cray; Veitch, Jun., of Chelsea; Masters, of Canterbury; Rollis- 

 son, of Tooting; Parker, of Hollo way; Cooling, of Derby; and 

 Stansfield and Son, of Todmorden. 



The illustration is from a plant in my own collection. 



