Fertile pinna, upper side. 



GYMNOGRAMMA PERUVIANA, Var. Argyrophylla. 



Moore. 



PLATE VI. 



Oymnogramma — Nated writing, in allusion to the naked sori. 

 Peruviana — Peruvian. A rgyrophylla — Silver-leaved. 



An exceedingly handsome silver-frosted Fern, and perhaps 

 the handsomest of the white-powdered species. 



An evergreen stove Fern. 



Native of Peru and Central America. 



The form of the frond is ovate, bipinnate, densely white- 

 powdered beneath, and copiously, although less so above; stalks 

 also covered with silvery white powder. 



Veins frequently forked. 



Rhizoma erect and fasciculate. 



Length of frond eighteen inches. 



This species was introduced amongst orchids by Mr. Pass, 

 gardener to Mr. Brocklehurst, of The Fence, near Macclesfield, 

 several years ago. 



For plants my thanks are due to Mr. Pass, gardener to 

 Mr. Brocklehurst, of The Fence, near Macclesfield, and to Mr. 

 E. Cooling, of the Mile-ash Nursery, Derby. 



It may be procured of any of the principal Nurserymen. 



The illustration is from a plant in my own collection. 



