Ferns of British India and Ceylon. 353 



forming a single series on each side between the costa and margin, 

 generally towards the apex only, sometimes longitudinally confluent. 

 S7V. Syn. Fil. pp. 27 and 224. Niphobolus angustatus, Hook. Sp. 

 Fil. v. 43. Bedd. F. S. I. t. 185. Niphopsis, J. Sm. Pleopeltis 

 macrosora, Brest. Polypodium sphaerocephalum, Wall. Cat. n. 272. 



Malay Peninsula, Singapore, Malacca, and Penang. South 

 India (?) I have never detected it, though I have a specimen said to 

 have been collected on the Nilgiris, and Hooker gives Tranquebar as 

 a locality. 



(Also in the Malay Islands and North-east Australia.) 



12. Pleopeltis norjmalis. (Don.) Rhizome scandent, thick 

 as a crowquill, with ovate or lanceolate almost hair-pointed adpressed 

 scales, which carry erect from their backs tufts of linear stiff black-red 

 bristles ; fronds narrowed much at the base, sometimes to the very 

 foot of the stipe, usually broadest near the middle, 1-2 feet long, by 

 1-2 inches broad, submembranaceous glabrous, a few scattered ovate 

 close-adpressed scales often present on the stipes and near the base 

 of the main rachis beneath ; venation as in linearis, main veins very 

 indistinct and areoles with free included veinlets ; sori large, super- 

 ficial or a little immersed, often in several rows, or irregularly in one 

 row, or rarely regular in one row. Don. Prod. Fl. Nep. 1. Clarke, 

 FN. I. 558. Hook. Syn. Fil. 358, in part. Bedd. F. B. I. t. 10. 

 P. longifrons, IVoll. Cat. 274. 



Himalayas, Nepal to Bhotan, 4,000-8,000 feet elevation, 

 Khasya, 3,000-5,000 feet ; Tenasserim on Mooleyit 5,000 feet 

 elevation. 



B. Main veins distinct to the edge, or nearly to the edge. 



13. Pleopeltis rhyncophylla. (Hook.) Rhizome creeping, 

 slender, paleaceous, subsquarrose with subulate ferruginous scales, 

 stipes scattered, slender, 1-2 inches long of the sterile frond, 2-4 of 

 the fertile one ; fronds firm, subcoriaceous, glossy, slightly thickened, 

 remotely crenate, sterile ones 1-2 inches long, elliptical, orsubovate, 

 obtuse, fertile ones 3-6 inches long, lanceolate from near the base, 



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