210 Ferns of British India and Ceylon. 
Travancore and Tinnevelly mountains, 4,000-5,000 feet eleva- 
tion. A distinct variety, but evidently a form of aculeatum, the more 
entire pinnules are nearest in shape and cutting to those of 
anomalum and biaristatum ; the same frond will often have some 
pinnse with the pinnules short and only slightly lobed, and others 
with them all elongate and pinnate or deeply pinnatifid. 1 
Var. X MUCRONiFOLiuM. i^BI . Ell. PI. Jav. Fil. 164.) 
Fronds 3-pinnate or sub-3-pinnate. {Claj^ke, I. c. 509.) 
Khasya and Assam ; this is very distinct looking, it is tripinnate 
like the last, but very different, being 
finely cut with small pinnules. 
9. POLYSTICHUM PrESCOTTIANUM. 
( Wall) Stipes short, thick, flaccid, 
with many straw-coloured scales and 
fibrillse ; fronds from narrow to broad 
lanceolate, tapering at the base ; pin- 
nse either short oblong, -^-i inch long, 
more or less divided, but not to the 
rachis, or elongate, 2-3 inches long and 
deeply pinnatifid to the rachis or evea 
pinnate ; segments with the margin 
serrate and often hair-pointed, more or 
less fibrillose beneath. Wall. Cat. 
363. Bedd. F. B. I. t. 34. Hook. 
Syn. Fil. 253. 
Himalayas ; from Kashmir to 
Bhotan, 10,000-13,000 feet elevation. 
N°I05. ■ 
POLYSTICHUM PRESCOTTIANUM. 
{Wall.) 
Var. j3 Bakerianum. {Clarke.) Fronds large, very flaccid, 
broad-lanceolate, (9-10 inches broad), truncate at the base. Clarke^ 
F, N. I. t. 66. 
Sikkim ; Yakla, 12,000 feet ; very distinct-looking at first sight, 
but evidently only a flaccid variety of the above. 
Var. y CASTANEUM. {Clarke) Stipe round, naked, scales on 
the rachis blackish, pinnae little pinnatifid. 
Sikkim, 15,000 feet elevation. 
