Ferns of British India and Ceylon. 13 



once forked, 10-12 pair to each segment, all except the upper two or 

 three with a single sorus a little 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. t. 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. 



J N«5 



(Bedd.) A tree fern, 6-10 x ^ '•-■-,- ;-,..., ,„ "fl ; ?,,,. 



feet, unarmed; principal ^ -. "~~ - ' ~Jl *i 



rachises half an inch thick, -^ ^ " v \ % "^ 



deep purple, asperous ; --.-, v _ _..,-,./•;.. ■'■'. . . _■' '• : V- ;, .^"''-'.Ja^^- 



fronds herbaceous - mem- ' . .^- : ... . " .'''0^kv>, 



branaceous ; primary pinnae — _ ,■ - C r'"" , "" 



about 2 feet long by 8-9 *- -.T ' ' ,>;'.^r^ ■ 



inches broad, oblong ac- .,.,. ...,-, ■ . ' ^\ 



uminate ; secondary 4-5 r. ■-■" ■'.-/ ' . ; ■";- ■• r "\.' ,■■;'_■ '■■. 



inches long by about 1 .- ' ^ - ' ~" " • . v -- • . : ■'■"■. 



inch broad, lanceolate acu- .---'• -" : '"'.'-' : '^J- : ' J * J ' \ ^^;: 



minate ; cut down nearly , t . .;■..•---•"' __ts- \ 



to the rachis into numerous A r\ ©y ' sk 



& ': l.h \x\ & a a &\ 



linear oblong blunt-toothed ^ Jk W>\%\ il Wl 



segments on each side; %' ; ./ M'i'%1 J$3 

 costa hairy above, scaly 

 below ; veins simple-, or °' s ' 



r , , • . AI.SOPHII.A OLIJIIAMI. (Bedd.) 



once-forked ; son in two 



parallel rows below the middle of the veinlets. Bedd. F. B. I. t. 



343, Alsophila comosa, Scott, /. c. t. 16 B., not Walt. 



Khasya hills ; Sikkim, in the forest between Darjeeling and 

 Surail, 5,000-6,000 feet ; Moulmein. 



(>. ALSOPHILA comosa. (Hook.) A tree fern, unarmed ; stipes 

 paleaceous, with long linear-subulate scales, pale brown, as well as 

 the rachises, which are tawny-vil'.ous on the upper side ; fronds 



