112 ASPLENIUM PETRARCHvE. 



Fronds glanduloso-pubescent; pinnate, the pinnae being oblong, 

 petiolate, and pinnatifid; segments obtusely-crenate. Terminal. 



Stipes and racbis ebeneous. 



E-hizoma tufted. 



Length of frond from four to six inches; colour pale green. 



Asplenium PetrarcJicB variety is also pinnate, having an eben- 

 eous stem, and the pinnse of a rounded wedge-shape. The sori 

 situated near the midrib. Length from three to four inches; 

 colour brilliant green. 



For fronds of this species I am indebted to Mr. Joseph 

 Henderson, of Wentworth, as also for others of the variety. 



A rare Fern, and probably not to be procured from a Nur- 

 seryman. 



Plate XXXVIII — A is the normal form of A. PetrarchcBi 

 and B the variety. 



The illustrations are from Mr. Henderson's fronds. 



