Ferns of British India and Ceylon. 
13 
once forked, 10-12 pair to each segment, all except the upper two or 
thiee with a single sorus a liitle below the middle; the costules, 
veins, and veinlets beneath all furnished with long weak white 
hairs, which are also present in a less degree on the upper surface. 
J. Scott ^ in Trans. Lin. Soc. xxx. /. 17. Bedd. F. B. I. t. 310. 
Sikkim, in the tropical valleys below the Government Cinchona 
plantation, alt. 1,000-2,500 feet. Khasya. Called Pulai-nock by 
the Lepchas. 
5. Alsophila Oldhami. 
{Bedd.) A tree fern, 6-10 " - ^ ■f1/7-. 
feet, unarmed; principal ^ / , ' 
rachises half an inch thick, - ^ ^ 
deep purple, asperous ; • ^ 
fronds herbaceous - mtm- ^"-^ • ^ 
branaceous ; primary pinnae 
about 2 feet long by 8-9 ■ : - 
inches broad, oblong ac- , 
uminate ; secondary 4-5 
inches long by about i - • 
inch broad, lanceolate acu- 
minate ; cut down nearly 
to the rachis into numerous ^ 'ts, ^ r\ 
No. 5. 
linear oblong blunt-toothed / 
segments on each side; / 
costa hairy above, scaly 
below ; veins simple, or 
r ^ • • ' ALSOPHILA OLDHAML (Bcdd.) 
once-forked ; son m two ^ ' 
parallel rows below the middle of the veinlets. Bedd. F. B. I. t. 
343, Alsophila comosa, Scott, I. c. t. 16 B., not Wall. 
Khasya hills ; Sikkim, in the forest between Darjeeling and 
Surail, 5,000-6,000 feet; Moulmein. 
6. Alsophila comosa. {Hook.) A tree fern, unarmed ; stipes 
paleaceous, with long linear-subulate scales, pale brown, as well as 
the rachises, which are tawny-villous on the upper side ; fronds 
