566 MR. C: B. CLARKE ON THE FERNS OF NORTHERN. INDIA. 
pinnæ decurrent on the stipe, sometimes nearly to its foot; sori many, small, 
scattered in several rows between the main veins of the lebes.—Hook. Sp. Fil. v. 85; 
Hk. & Baker, Syn. Fil. 365. Pleopeltis dilatata, Bedd. Ferns Brit. Ind. t. 122. 
. From Nepaul to Bhotan, alt. 3000-8000 feet ; common. Khasia; alt. 2000-6000 feet, 
ecommon.—Distrib. Malacca, Samoa. RED 
Subgenus X. Pleopeltis. Fronds completely KZ the lowest pinnze standing apart. 
Veins copiously anastomosing, the free included veinlets spreading in all directions. 
64. P. JUGLANDIFOLIUM, Don, Prodr. Fl. Nep. 3. Rhizome stout, creeping, with many 
. spreading lanceolate-subulate yellow-brown scales ` main veins of the pinnz parallel, 
prominent, with one sorus between each pair.—Hk. & Baker, Syn. Fil. 368. P. capi- 
tellatum, Wall. Cat. 306; Mett. Farngatt. Polypod. 109; Hook. Sp. Fil. v. 90. 
P. leiorhizon, Wall. Cat. 303, partly. P. tenuicauda, Hook. Sp. Fil. v. 90: Pleopeltis 
capitellata, Bedd; Ferns Brit. Ind. t. 12. P. Moulmeinsis, Bedd. Ferns Brit. Ind. 
t. 205. ; ! 
Himalaya, alt. 2000—9000 feet; from Gurwhal to Bhotan, very common. Khasia, 
alt. 2000-5000 feet, very common.—Distrib. Moulmein. 
Pinnse sometimes irregularly pinnatifid into round lobes. 
Var biserialis. One sorus or frequently two sori between each pair of ere main 
veins of the pinne. | 
Khasia, Simons; alt. 4000 feet near Nunklow, several times collected ; C. B. Clarke. 
—This has been referred to P. himalayense, Hook., but has a very stout rhizome. 
65. P. Lenmannt, Mett. Farngatt. Polypod. 117.. Rhizome not very stout, wide-creep- 
ing, with lanceolate, hair-pointed, spreading scales, yellow or whitish; pinne 
linear-oblong, not much narrowed at the base, glabrous beneath, the margin ob- 
securely (or not at all) hyaline; sori between the main veins of the pinne in 2-3-4 
rows.—Hk. & Baker, Syn. Fil. 369. Pleopeltis Lehmanni, Bedd. Ferns Brit. Ind. 
t. 260. 
Sikkim, alt. 4000-8000 feet ; common.—Distrib. Burma. 
66. P. venustuM, Wall. Cat. 305. Rhizome glaucous, not very stout, wide-creeping, 
_ with lanceolate hair-pointed spreading rufous scales; pinne lanceolate-caudate, 
usually much broader in the middle than at the very base, minutely rufous, pu- 
bescent beneath, margin conspicuously hyaline ; sori between the main veins of the 
pinnz in 1-2-3 rows.—P. himalayense, Hook. Sp. Fil. v. 91; Hk. & Baker, pen 
Fil. 369.. Pleopeltis himalayensis; Bedd. Ferns Brit. Ind. t. 318. 
Himalaya, alt. 6000—10,000 feet; from Nepaul to Bhotan, common. 
Considered not distinct from P. Lehmanni by Mettenius, and it can hardly be distin- 
guished but by the Seuminently busting ed: ae surface omm Mae qe — 
—— 
