148 



FERNS : BRITISH AND FOREIGN. 



deltoid, 6-18 inclies high ; pinnse distant, pinnate below, pin- 

 natifid decurrent above; pinnules lanceolate, pumatifid or 

 sinuose lobed. Veins uniform, reticulated ; areoles transverse 

 oblong ; marginal veinlets free, exserted beyond the margin, 

 bearing a globose pediculate sorus. Indxisiwm caljciform, 

 spreading, entire. 



1. T.. Moorei, J. Sm. ; Lowe's Fen-ns, 8, t. 37. Deparia 

 Moorei, Sook. Joum. Boi. and Kmo Gard. Misc. v. 4, 

 t. 3 ; Hook. Fil. Exot. t 28. Cionidium Moorei, 

 Moore, Ind. — New Caledonia. 



** Veins free. 



■f' Sori iwhisiafe. 



§ 3. Oreoptefi-icB. Son pundifurm. Indusixmn orhiculour or 

 reniform, plane or cucullate, rarely calyciform. 



a. Indvsivm, orbicular or reniform. 

 74. POLYSTICHtTM, Both (in part) ; SchoU; Fred. 



Vemaiion fasciculate and erect, or uniserial and subsar- 

 mentose. Fronds pinnate, bi-tripinnate, or decompound ; pinuiB 



Genas 74. — Portion of mature &ond, under side. No. I. 



and pinnules auriculated and lobed, dentate, rigid, spinulose, 

 mucronate. Veins simply or pinnately forked ; venules free, the 

 lower exterior branch or more (of each fascicle) soriferous on, or 



