Ferns of British India and Ceylon. 357 
to the width of the frond, rarely reduced to one sorus near the costa, 
where a single series parallel with the costa is formed, not unfre- 
quently there are 3-4-5 series (not very regular) between the costa, 
(in one instance a single series only appears between the costules, and 
those of a very large size and abnormal in form, often oval or oblong 
and lying parallel with the costules). Do7i. Frod. FL Nep. p. 2. 
Hooker Sp. Fil. v. 70. Polyp, grandifolium, Wall. Cat. n. 282. 
P. heterocarpum, Bl. Fil. Jav. p. 167, /. 75. Bedd. F. S. I. t. 177. 
Himalayas, from Gurwhal and Bhotan, 3,000-8,000 feet eleva- 
tion, Khasya, 2,000-5,000 feet, Chota Nagpore, Parasnath ; 
South India, mountainous tracts on both sides of the Presidency, 
2,000-5,000 feet elevation; fronds varying from \ inch to 5 inches in 
breadth ; Ceylon. It only appears with the rainy season and dies 
down in November. 
17. Pleopeltis Zippellii. {Bl) Rhizome slender, creeping 
shortly, scales lanceolate acute ; fronds lanceolate, often quite 
caudate at the apex, narrowed gradually at the base into a short stipe 
(or more rarely there is a stipe about 2 inches long), subcoriaceous, 
margin entire or a little undulate, lower part of the rachis beneath 
sometimes with a few scales ; primary veins prominent and near the 
margin, areoles copious, with free included simple of forked veinlets ; 
sori compital in two rows between the primary veins and in about 
four rows between the costa and margin. Bl. PI. Jav. Fil. 172, /. 80. 
Hook. Sp. Fil. V. 72, Pleopeltis heterocarpa, Hook. Syn. Fil. p. 360, 
{not Bl) Bedd. F. B. I. {venation not correct^ as not showing 
the free vei^ilets.) 
Himalayas, Dalhousie (Dyas), Sikkim and Bhotan, 2,000- 
6,000 feet elevation, Khasya, 2,000-4,000 feet elevation, (not in 
Ceylon as stated by Clarke). 
(Also in Java and Philippines.) 
18. Pleopeltis PUNCTATA. {Linn, under Acrostichum.) Rhizome 
scarcely creeping, stout, clothed with brownish ovate or lanceolate 
scales ; fronds 1-3 feet long, 1-3 inches broad, lanceolate, subsessile^ 
