

Fertile portion. 



THYESOFTERIS ELEGAN8. 

 Kunze. Hooker. J. Smith. Fee. 



PLATE XXXIV. VOL. VIII. 



Panicularia Berleri, A. Colla. 



Thyrsopterls — From the Greek, thyrsus — a spear entwined with ivy, 

 and pieron — a wing. JElegans — Elegant. 



A verv beautiful, rare Fern, of large size, and having sterile 

 and fertile pinnae on the same frond, the barren frond having 

 a Davallia appearance. 



An evergreen stove species. 



Native of Juan Fernandez, inhabiting moist woods, and shady 

 and mountainous situations. 



Fronds supra-decompound, glabrous, and coriaceous, pinnae 

 alternate, the pinnae and pinnules approximate, the basal pin- 

 nules of the lower pinnae fertile, having contracted, rachiform, 

 unisoriferous, ultimate segments. In the fertile fronds the 

 foliaceous substance is wanting, and the rachis and veins are 

 thickened, forming a much compound raceme or panicle. 



Rhizoma brief, stout, decumbent, and tufted. 



Stipes and rachis remarkably thick, the main rachis woolly, 

 and having a profound furrow on one side. Stipes from fifty 

 VOL. VIII. P 



