Portion of barren Frond— upper side. 



HTMENOPHYLLUM DEMISSUM. 



Swartz. Hooker. Schkuhr. Willdenow. 



PLATE VII. B. VOL. VIII. 



Trichomanes demissum, 



FoRSTER. HEDWIG. 



Hymenopliyllum — Membrane-leaved. 



Demissum — Humble. 



A pretty dwarf species, of a filmy texture, and having 

 shining deep green fronds. 



A warm greenhouse Fern. 



Native of the Pacific Islands, New Zealand, Tasmania, and 

 Philippine Islands. 



Fronds erect, elastic, ovate-acuminate in form, and drooping. 

 Pinnate, the pinnae being acuminate and bi-tripinnatifid; seg- 

 ments linear obtuse, entire, and pointing upwards. 



Stipes terete and smooth. 



Rachis not winged except above. 



Involucres situated on the lateral segments, small, ovate, and 

 sessile. 



Caudex and stipes stout. 



Length of frond from eight to ten inches, and stipes nearly 

 as long; width from three to four inches. 



For a frond of this rare Fern I am indebted to Mr. R,. Sim, 

 of Foot's Cray. 



It may be procured of Mr. R. Sim. 



The illustration is from Mr. Sim's frond. 



