48. POLYPODIUM, §§§§§§§§§ PHYMATODES. 353 



thick coat of ferruginous tomentum ; main veitis distinct to tiie edge, connected 

 by arched veinlets ; the areolas containing 2 uregular rows of sort, with 6 to 12 

 in each. — Bk. Sp. 5. p. 63. 



Hab. Bhootan, Griffith, Booth. 



296. P. (Niph.) nitens, Baker ; fi: subsessile, 1^3 ft. 1., 3-4 in. br., the 

 point cuspidate, the lower part narrowed very gradually, the edge entire ; texture 

 subcoriaceous, upper surface with scattered cottony down, lower matted with 

 ferruginous tomentum and fine silky dark-brown hairs ; main veiTis straight to 

 the edge, connected by nearly straight veinlets ; the sort very fine and close, falling 

 short of the edge. — P. splendens,.Bit. Sp. 6. p, 52, nonp. 96. Apalophlebia, Presl. 



Hab. Philippines, Cwming, 331. 



§§§§§§§§§ Phymatodes, Presl{indvding Pleopeltis, AxKt.'). AreoltBJme, copious, 

 irregular, the free veinlets spreading in various directions, the sori various in position, 

 generally on the back of united veinlets. Sp. 297-389. Tab. 48. fig. n. 



» Fronds simple. Sp. 297-344. 



t Main veins not distinct to the edge. Sp. 297-329. 



A. SiAstance thick, aU the veins obscure. Sp. 297-318. 



A*. Under surface naked. Sp. 297-312. 



297. P. (Phym.) subecosteium, Hk. ; rhizome creeping, matted with tomentum, 

 the scales brown, fibrUlose, squarrose ; fr. sessile, 4-8 in. 1., \ in. br., narrowed 

 gradually to both ends, the edge entire ; texture thick, coriaceous ; colour pale- 

 green ; both sides naked ; no main veir^, areolEe obscure ; sori in single marginal 

 rows.— i». Sp. 5. p. 69. t. 273. A. 



Hab. Borneo, Zoii. — ^Midrib upwards indistinct, and distingoiahed from all its aUies 

 by qnite sessile fronds. 



298. P. (Phym.) accedens, Blume ; rhizome threadlike, very wide-creeping, 

 scarcely scaly ; st. very short ; fr. dimorphous, the sterile ones oblong, obtuse, 

 the fertile ones longer and narrower, 2-4 in. 1., j-^ in. br., the. soriferous portion 

 contracted ; texture coriaceous ; both sides naked ; veins hidden, no distinct main 

 veins, areolae irregular, with free veinlets ; sori in single rows close to the midrib. 

 — Mk. Sp. 5. p. 66. 



Hab. Philippines, Malaya and Polynesian Islands. — Characterized by the sori being 

 confined to the narrowed upper fertile part of the frond. 



299. P. (Phym.) rostratum, Hk. ; rhizome filiform, wide-creeping, the scales 

 small, fibrillose ; st. 1-2 in. 1., firm, naked ; fr. 2-4 in. 1., J-1 in. br., narrowed 

 gradually to both ends, the edge entire ; texture coriaceous ; both sides naked ; 

 veins immersed, no distinct main veins, areolae fine, copious, with free veinlets ; 

 sori large, in single rows not far from the midrib. — Hk. Sp. 5. p. 66. 2nd 

 Cent. t. 63. 



Hab. Kliasia, Bhootan, and Mishmee ; gathered by Griffith and Drs. Hooker and 

 Thomson, May be a dimorphic form of Drymogtoaswm camosum. 



300. P. (Phym.) geminatum, Schrad. ; rhizome stout, very wide-creeping, the 

 young scales linear, ferruginous -jfr. subsessUe, usually in distant pairs, uniform, 

 entire, 3-6 in. 1., \-\ in. br., narrowed towards both ends, but the point often 

 blunt ; texture coriaceous ; both sides naked ; veins immersed, the main ones with 

 copious fine areolse between them ; sori in a row midway between the midrib and 



2 T 



