 punctiform lateral, scattered or transversely 
. | with any genus of the Aspidee Alliance. - 
S0 CHARACTERS OF TRIBES AND GENERA. 
GENERAL ARRANGEMENT, &c. 
Evolution of the fronds circinate. 
Division 1.—EREMOBRYA. (Page 65). 
A. Ring of Sporangia vertical. 
* Sori Indusiate. 
Tribe 1.—OLEANDREJE. (Plate 1.) 
Sori round, lateral. Indusiwm lateral, interiorly attached 
or sometimes central, plane. 
1. OrzaxpRA. Cav. (1801). : 
Aspidiuin sp., Swartz. Newronia, Don. (1825). Ophio- 
pteris, Reinw. 
Surculum slender, creeping, or erect, and sub-frutes- 
cent. Fronds simple entire linear lanceolate, 1 to 13 foot. 
long, smooth or pilose. Stipes short, node of articulation 
sessile, or more or less elevated. Veins simple, or once í 
twice forked, venules free parallel, their apices curve 
outwards, forming a narrow cartilaginous margin. Sori 
 Indusiwm plane, orbicular or reniform. 
~ Type. Aspidium articulatum, Swartz. 
-  filust-—Hook. and Bauer, Gen. Fil. & 45, 8. Moore Ind. 
— Fil p.72 A. J. Sm. Ferns Brit. and For. fig. 1. — 
Syn. Fil. t. 5, fig. 46. : 
Oss.—By early authors the species ot this genus were 
placed in Aspidium, but their distinct and peculiar ha : 
together with their articulate vernation, does not acco: 
. Fée enumerates thirteen species of this genus, but 
great uniformity in the form of the fronds renders it qui 
. impossible to find sufficient and permanent characters f 
` that number; the most differential characters being 
