Ferns of British India and Ceylon. 215 
upper pinnules small falcate subentire, the lower ones much pro- 
duced lanceolate acuminate, the 2-3 basal ones cut about one-third 
down into falcate lobes, terminal pinnse deeply pinnatihd, lobes 3-6 
inches, pinnatifid a quarter of the way down to the midrib ; texture 
moderately firm, surface glabrous above, pubescent on the veins 
beneath ; veins anastomosing with a few free included veinlets ; sori 
scattered, small, generally on the netted veins ; indusium variable, 
reniform, curved, horseshoe-shaped or nearly peltate, persistent. 
Bedd, Sup. Ferns, t. 364. 
Khasya, 3,000-5,000 feet elevation, below Umwai. 
4. ASPIDIUM SEMIBIPIN- 
NATUM. {WalL under Poly- 
podiuni^ Stipes i foot or 
more long, pale brown, naked ; 
fronds 12-18 inches long, 6-9 
inches broad, terminal pinnae 
linear-oblong, 6-9 inches long, 
I inch broad, entire, narrowed 
towards both ends, lateral 
pinnae 4-6 on each side 
smaller, the lower one or two 
pairs tripartite texture her- 
baceous; veins inconspicuous, 
the primary ones lost before 
they reach the margin, the 
rest variously anastomosing, 
the areoles with free included 
veinlets ; sori minute, scattered, 
confined to the connected veinlets ; indusium reniform and irregular 
as in the last. Hook. Sp. Fil. iv. 59, t. 231. Syn. Fil. 297. Bedd. 
F. B. I. t. 137. Polypodium semibipinnatum, JVail. Cat. 388. 
Penang ; nearly aUied to some forms of polymorphum, but I 
think sufficiently distinct. 
(Also in Borneo.) 
5. AspiDiUM suBTRiPHYLLUM. {Hook) Rhizome ' Creeping ] 
N°I09. 
ASPIDIUM SUBCONFLUENS. {Bedd.) 
