AN ENUMEKATION OP CULTIVATED FERNS. 115 



tr forked, direct, parallel, their apices combined by a transverse 



Genus 39.— Portion of the barren pinna, under side. No. 1. 



marginal vein. Fertile pinnm linear or pinnatifid, convolute, 

 wholly sporangiferous. 



1. O. cervina, Presl ; Hooh. Fil. Exot. t. 43 ; Lowe's Ferns, 7, 

 tt. 39, 40. Acrostichum cervinum, Siv. ; Flwm. Fil. 

 1. 154 ; Hooh. et Grev. Ic. Fil. t. 81. 0. Corcovadensis, 

 Badd. Fil. Bras. t. 14; Hooh. Gen. Fil. t. 79 A. 

 Acrostichum linearifolium, Fresl. — Tropical America, 



*** Veins angularly or compoundly anastomosing. 

 40. SOROMANES, Fee. 

 Vernation uniserial ; sarmentum thick, scandent, squamosa. 



Genus 40,— Portions of fertile and barren fronds. No. 1, 



i 2 



