Fertile pinna— under side. 



LOMARIOPSIS LONGIFOLIA. 



J. Smith. 



PLATE XXXVII. 



Lomaria longifuUa, 

 Acrostichum sorbifoUum, 



Kaulfuss. Sprengel. 

 Vahl, {Not of LlBN^US.) 



Lomariopsis — From loma, the edge, and opsis, appearance, in allusion 

 to the marginal gland. Longifolia — Long-fronded. 



An interesting rare Fern. 



A stove species. 



Native of tropical America, Martinique, and Porto Rico. 



Fronds dimorphous and pinnate; the pinnae articulate with 

 the rachis. The fertile pinnte contracted, sub-opposite below, 

 alternate above, from six to ten pairs and a terminal one; 

 length of pinnae six inches, breadth one inch and a half; 

 oblong-lanceolate in form, pointed at the apex, cuneate at the 

 base, and paler underneath. 



Veins uniform, part simple and part forked, direct, parallel, 

 free, and conspicuous. 



Fertile pinna smaller and narrow, sporangiferous, on the 

 under side covering the whole frond; length three inches 

 and a half; breadth not half an inch; margin membranous, 

 narrow, and sub-indusiform. 



