Ferns of British India and Ceylon. 



i75 



horizontal or nearly so, one to three of the exterior branches sorif- 

 erous ; sori distant, often curved ; involucres often diplazioid, narrow- 

 linear, occupying about two-thirds of the space between the costa 

 and margin; stipes 1-2 inches long, slender, terete. Bl. En. p. 174. 

 Hook. Sp. Fil. iii. 236. Bedd. F. B. I. if. 289. 



Penang. 



(Also in Java.) 



3. Diplazium zeylanicum. (Hook) Caudex terete, repent, 

 subterraneous, naked, black ; stipes remote, solitary, 4 inches to a 

 span long, paleaceous with 

 lax dark subulate-lanceo- 

 late scales ; fronds herba- 

 ceous, a span to a foot long, 

 1-2 inches broad, lanceolate 

 acuminate, deeply pinnati- 

 fid in the middle, pinnate 

 at the base, serrated only 

 towards the apex, lobes 

 and pinnae horizontal, ob- 

 long, obtuse; veins pin- 

 nated, entire or forked ; 

 sori linear ; involucres 

 with the superior basal 

 one principally diplazioid. 

 Hook. Sp. Fil. iii. 237. 

 Bedd.F. S. I. t. 228. 



Ceylon, forests of 

 Ambagamwa and Kot- 

 mallee. 



^84-. 

 DITLAZIUM LANCEUM 



Thunb.) 



4. Diplazium pallidum. (BL) Stipes a foot or more long, 

 stramineous, deciduously scaly at the base; fronds i\-2 feet long, 

 ovate acuminate, subcoriaceous, often pale whitish-green when dry 

 pinnated, pinnae numerous, approximate, mostly petiolatc, horizontal, 

 5-0 inches long, \-\ of an inch broad, from a somewhat rounded 



