Ferns of British India and Ceylon. 359 
and gradually attenuated at the base, being winged nearly all down 
the stipe, entire glabrous, costa slightly scaly beneath near the base ; 
venation very prominent, main veins blackish, pinnate nearly hori- 
zontal, areoles in about five series, subquadrate, in which are free 
veinlets which are either simple or forked, but without clavate apices y 
sori compital, rather large, forming one series between the main veins 
very irregular in shape and size, subglobose or oblong, or even (by 
confluence) linear. Wa//. Cat. p. 284. Hook. Sp. Fil. v. 73. 
Bedd. F. B. I. t. 182. 
South India, on the Western 
mountains, rather common in Coorg, 
3,000 feet elevation, rare elsewhere- 
Himalayas, Nepal, Bhotan, 2,000- 
7,000 feet elevation, Khasya, 1,000 
-5,000 feet elevation, Chittagong, 
1,000 feet elevation. 
(Also in South China and Ma- 
lay Islands.) 
21. Pleopeltis pteropus. 
(j5/.) Aquatic, rhizome creepmg, 
branched, the young apices only 
paleaceous, with blackish lanceolate- 
subulate scales ; stipes more or less 
apart, 1-3-4 inches to i foot long, 
winged upwards, and as well as the 
back of the costa and costules fur- 
furaceous-squamose ; fronds 2-3-9 
inches long, f-ii and 2 inches wide, 
firm membranaceous, very dark dirty green (when dry often black), 
lanceolate acuminate entire, or 3-lobate, or 3-partite, or 5-lobed, 
terminal lobes up to 8 inches long, lateral ones 3-5 inches, below 
long-tapeting into a gradually decurrent wing upon the petiole, 
glabrous above, margin entire ; venation very conspicuous, main 
veins prominent beneath, rather wide apart, extending about two- 
thirds of the way to the margin, then uniting and forming large costal 
N?202. 
PLEOPELTIS HEMIONITIDEA, {Wall.) 
