90 



FERNS I BRITISH AND FOREIGN. 



17. NEVKODIUM, Fee. 



Rhizome short, csespitose. Fronds simple, entire, 6-12 

 inches long, lanceolate, thick and fleshy, the fertile portion 

 somewhat contracted. Veins obscure; vemiles compoundly 

 anastomosing. Receptacles elongated, compital. Sori linear, 



Genus 1 7. Portions of fertile frond, natural size. No. 1. 



continuous, transverse marginal, on the upper portion of the 

 fronds destitute of scales. 



1. N. lanceolatum, Fee, Gen. Fil. t. 8 c. Lowe's Ferns, 2, 

 t. 64 A. Pteris lanceolata, Linn. (Plum. Fil. 1. 132). 

 Taenitis lanceolata, R. Br. Drymoglossum lanceola- 

 tum, J". 8m. (olim). PteroDsis lanceolata, Desv.; 

 Hook. Fil. Exot. t. 45. West Indies. 



