114 YERNS : BRITISH AHD FOEEIGK. 



Veins uniform, simple or forlaed, direct, parallel, free. Fertile 



Genus 38.— Fortioos of fertile and barren fronds, natural size, and portion 

 of fertile, enlarged. No. 2. 



pinnoB plane, often broad, sporangiferons on the under side; 

 margin membranous, narrow, subindusiform. 



1. Ii. sorbifolia, if'ee. Acrostidmm sorbifolimn, iirm. ,- (PZwra.. 



Fil. t.lll). Stenochlaena sorbifolia, J. 8m. Qeu. Fil. — 

 West Indies. 



2. L. longifolia, /. Sm. Lomaria longifolia, Kaiilf. Lowe's 



New Ferns, t. 37. Acrostichum Tapurense, Hook. 

 Gwrd. F&rns, t. hi. Acrostichum phlebodea, Kwtize i 

 Sooh. Sp. Fil. 5,p. 24, sub Acrostichum sorbifolimn, — 

 West Indies and Tropical America. 



3. Ii. heteromorplia, J. Sm. StenochlEena heteromorpha, 



J. 8m. Oen. Fil. 1841. Lomaria filiformis, A. Curnn. 

 Sook. 8p. Fil. 3, t. 149. Lomaria propinqua, 

 A. Cwnm. — New Zealand. 



** Vein» conibmed at the ma/rgin. 



39. OLFERSIA, BacW..- Fresl. 



Vernation uniserial, contiguous ; sarmentum acandent, squa- 

 mose. Fronds pinnate, 1-3 feet long. Veins uniform, simple 



