Ferns of British India akd Ceylon. 203 



2. Polystichum Lonchitis. {Linn . under Polypodium '.) Caudex 

 short, stout oblique, densely paleaceous; stipes shoit pa^aceous, 

 lower portion of the rachis with ferruginous large scales ; fronds 6-18 

 inches long, densely tufted, erect rigid, linear or lanceolate, tapering 

 at both ends, pinnated ; pinnae numerous, approximate from a broad 

 nearly sess'le obliquely truncated base, ovate or lanceolate, falcate 

 acute spinulose-serrate, the superior base truncated and auriculate ; 

 sori confined to upper portion of the frond in two or more series 

 upon the pinnae ; indusium denticulate on the margin. Hook. Sp. 

 Fil. iv. 8. Sw. Syn. Fil. p. 43. Hook. Syn. Fil. p. 250. Bedd. 

 F. B. 1. t. 128. Polypodium Lonchitis, Linn. Sp. pi. 1548, 



NorthWest Himalaya, Kashmir, Sonamurg 1 1,000 feet elevation. 

 (Also in Arctic and Alpine Europe, Asia, and North America.) 



3. Polystichum lachenense. {Hook.) Rhizome very scaly; 

 stipes very numerous, thick, densely tufted, scaly, 2-4 inches long ; 

 fronds narrow-linear, 4-8 inches long by |-f inch broad, pinnate, the 

 lower pinnae remote but hardly reduced in size ; pinnae 2-3 inches 

 broad, deltoid-ovate, subcoriaceous, lobed more or less or subentire, 

 the apex b'unt, the margins spinosely serrated or crenate-serrate ; 

 sori 6-12 to a pinna, often covering the whole under side ; indusium 

 incised. Hook. Syn. Fil. p. 250. Clarke, F. N. L. p. 506. Bedd. 

 F. B. I. t. 32. 



Sikkim, 13,000-16,000 feet, Lachen, Tungu, Samding, 7,000- 

 15,000 feet; Kashmir, Palgram, 13,000 feet. 



4. Polystichum Atkinsoni. {Bedd.) Rhizome small, scaly ; 

 stipes 2-3 inches long, thin, stramineous, and with the rachis 

 furnished with a few chaffy scales; fronds 1-3 inches long, | inch 

 broad, pinnate, the lower pinnae not reduced; pinnae ovate, very 

 coriaceous, spinosely-serrated, the superior base often with an auricle; 

 sori 1-3 to a pinna, generally -on the upper half only. Bedd. 

 A /A /. Suppl t. 362. 



Sikkim, Yakla Pass 10,000 feet; Lachen 10,000 feet; Bhotan. 



5. Polystichum aukiculatum. {Linn, under Polypodi////i.) 

 Stipes tufted, 4-6 inches long, scaly below, or throughout; fronds. 



