48. rOLYI'ODIUM, §§§§§§§§§ niYMATODES. 355 



307. p. (Phj'm.) sorulcns, Ilk. ; rhizome wide-creeping, tlie scales squarrose, 

 linear, retUiisli ; st. 1-3 in. 1., slender, naked ;fr. 4-12 in. 1., ^-^ in. br., narrowed 

 very gradually to both ends, the barren ones entire, the fertile ones repand ; 

 texture rigid, coriaceous ; both sides glossy ; areolce fine, irregular, free veinlets 

 rare ; sori 1 to each lobe, deeply immersed, and forming very distinct papillae on 

 the upper side.— ///t. Sp. 5. p. Gl. t. 283. B. 



Hab. Borneo, Wallace, Lohh. 



300. P. (Phym.) siniiosum, "Wall. ; rldzome forming a crust which enwraps the 

 matrix, clothed with peltate scales, black in the middle and white round the edge, 

 the stem arising from a conical protuberance, 1-2 in. 1., firm, naked ; fr. dimor- 

 phous, the barren ones 3-0 in. 1., ^-1 in. br., the edge entire, the fertile ones longer, 

 and the edge repand ; texture coriaceous ; both sides naked ; veins obscure ; sori 

 large, immersed, round or oblong, marginal or submarginal. — Ilk. Sp. 5. p. Gl. 

 t. 274. 



Hab. Malaccas, Amboyna, New Hebrides, Solomon Isles. 



309. P. (Phym.) loiigifoUtim, Mett. ; rhizome woody, short-creeping, the scales 

 linear, nearly black ; fr. 1-2 ft. 1., ^-1^ in. br., the apex acute, the edge entire, 

 often revolute, the lower part narrowed very gradually into a short firm stem ; 

 texture coriaceous, the lower surface naked or subfurfuraceous ; main veins none ; 

 areolae fine, hidden, with copious free veinlets ; sori oblong, quite immersed, placed 

 end to end a space from one another in a line close to the edge, the caps, mixed 

 with minute stalked peltate scales. — Hk. tSp. 5. p. 60. 2nd Cent. t. 87. J^il. E^:. 

 t. 20. Paragramma, Moore. 



Hab. Malaccas and Philippines. 



310. P. (Phym.) ^roww^■^, Wickst. ; rhizome woody, wide-creeping, the scales 

 lanceolate, dull-brown ; //•. scattered, 6-18 in, 1., \-\ in. br., ligulate, the point 

 bluntish, the edge entire or slightly repand, the lower part narrowed very gra- 

 dually to a base or short stem ; texture very coriaceous, rigid ; areolce uniform, 

 without free veinlets ; sori large, prominent, oblong, immersed, in a single row 

 end to end a space from one another midway between the midrib and edge. — 

 P. attenuatum, B. Br. Hk. Sp. 5. p. 58. G. F. t. 30 {not R. B. K.). Dictymia, 

 J. Sm. 



Hab. Australia, New Caledonia, Fiji. 



311. P. (Phym.) superficiale, Blume ; rhisome woody, wide-creeping, the scales 

 lanceolate, spreading, brown, shining ; st. 4-6 in. 1., firm, naked, often curved ; 

 /;•. 6-12 in. 1., 1-2 in. br., narrowed gradually at both ends, the edge entire ; 

 texture subcoriaceous ; both sides naked ; areolce fine, irregular, with free veinlets ; 

 sori copious, scattered irregularly. — Hk. Sp. 5. p. 71. 



Hab. N. India (up to 5-6,000 ft.), Tsus-Sima, Hong-Kong, Malaccas. — Characterized 

 in the group by its large, copious, irregularly-scattered sori. 



312. P. (Phym.) Schomhurghianum, Kze. ; rhizome \-\ in. thick, densely clothed 

 W'ith spreading lanceolate scales, with a broad scariose border; st. distant, 1-2 

 in. 1., firm, erect ; fr. 12-18 in. 1., l|-3 in. br., entire, narrowed at both ends ; 

 texture coriaceous ; both sides naked, the margin thickened, no distinct main 

 veins ; areolce copious, fine, with free veinlets ; sori large, not immersed, in single 

 rows not far from the midril). — Hk. Sp. 5. j>- 68. 



Hab. Guiana and Amazon Valley. 



