CHAEACTEES OF TEIBES AND GENEEA. 105 



** Fronds pinnatifid. 

 P. ebenipes (Roolc.) (Poly, melanopus, Wall.) ; P. ti-i- 

 fidum {Von.) (v v.) (Poly, oxijlohum Wall.) ; P. palmata 

 (Bl.) (v V.) ; P. laoiniatum (Bl.) ; P. incurvata (Bl.) (v v.). 



20.— Nephopsis, J. Sm. (1857). 

 Polypodium sp., and. ; Soak. Sp. Fil. 



Surculum short, slender. Fronds simple, linear lanceo- 

 late, coriaceous, opaqne, 6 to 12 inclies long, densely 

 covered with stellate scales. Veins internal, obscure, com- 

 pound, anastomosing. Pri'mar;/ rieiiis indistinct. Receptacles 

 punctiform, compital. Sort oval, large, transverse uni- 

 serial. 



Type. Polypodiuin angustatum, Sw. 



Illust. Hook, and Grev. Ic. Fil., t. 94 ; Hook. Gard. 

 Ferns, t. 20 ; J. Sm. Ferns, Brit, and For., fig. 14. 



Obs. — This genus is founded on a sing-le species, which 

 agrees in general habit with NlpJioholus, but difi'ers in the 

 sori being- large, oval, and arranged in a regular trans- 

 verse row on each side of the mid-rib, in that respect 

 agreeing with the normal character of Phymatodes, to 

 which it bears the same relationship as Nipludiam does 

 to Pleurldium. 



Sp. N. angustata (Sw.) (v v.) [Polypodium spTmroce- 

 pJialus, Wall. ; Rool. and Orev. Ic. PL, t. 94). 



A native of India, Malayan, and islands of the Pacific 

 and North Australia. 



21. — Lecanopteris, Beinw. (1S25). 

 Polypodium sp., OAict. ; Hooh. Sp. Fil. 

 Surculum thick and fleshy, branching, thickly covered 

 with large peltate imbricate scales, branches short, con- 



