58 DAVALLIA IMMEKSA. 



membranaceous, opaque; segments somewhat ovate; apex bluntly 

 toothed or bifid. 



Fronds lateral. Stipes six to twelve inches in length, brownish 

 beneath, green above. 



Rhizoma creeping, downy, and fibrous. 



Veins forked, venules direct and free. Veins indistinct, except 

 at the free apices. 



Spore cases vertical. Sori circular, terminal, and situated in 

 the sinus close to the margin. Indusium orbicular and large. 



Length of frond usually twelve to eighteen inches; my plant 

 has fronds twenty-eight inches in length. Colour very pale 

 yellowish green. 



For plants my thanks are tendered to Mr. Masters, Exotic 

 Nursery, Canterbury; and to Mr. R. Sim, of Foot's Cray, Kent; 

 and for fronds to Mr. Joseph Henderson, of Wentworth; and 

 Mr. J. Smith, Royal Gardens, Kew. 



It is in the Catalogues of Messrs. E. G. Henderson, of St. 

 John's Wood; Sim, of Foot's Cray; Veitch, of Chelsea; Rol- 

 lisson, of Tooting; A. Henderson, of Pine-apple Place; and Booth, 

 of Hamburg. 



The illustration is from a plant in my own collection. 



