4S. POLTPODIUM, §§§§§§§§ CAMPYLOKEUnON. 349 



very gradually ; the edge entire or slightly sinuated ; texture rigid, very 

 coriaceous ; both "sides naked, often with cretaceous dots above ; main veina 

 straight, very prominent, distinct to the edge ; areolae in rows of 6-12 between 

 the midrib and edge, with usually 2 sori in each. — Hk. Sp. 5. p. 38. 



Hab. riorida to S. Brazil, common. — 0. latum, Moore, is a large broad-leaved variety 

 with often 3 sori in the areolse. P. nitidiisimum, Mett., in the specimens we have 

 seen has a very glossy frond, Bt. 5-6 in. 1., and lanceolate-acuminate scales. 



if Fronds pinnate. Sp. 274-5. 



274. P. (Camp.) demrrcns, Raddi ; rhizome wiry, rather slender, the scales 

 deciduous ; st. 6-12 in. 1., firm, naked ; fr. usually with several erecto-patent 

 pinnw on each side, which are 8-12 in. 1., 1^2 in. br., the point acuminate, the 

 base narrowed, the edge nearly- entire ; texture subcoriaceous ; colour dark- 

 green ; both sides glossy ; areolae about 6 between the midrib and edge, with 2-3 

 sori in each. — Hh. Sp. 5, p. 42. 



Hab. Brazil and Peru. 



276. P. (Camp.) Fendleri, Eaton ; rhizome stout, densely clothed with large 

 lanceolate greyish-brown scales; St. 1^2 ft. 1., strong, naked, glossy ; yr. with 

 several erecto-patent />zramcB on each side, which are 12-18 in. 1., 2-4 in. br., the 

 point cuspidate, the base narrowed, the edge entire ; texture coriaceous ; colour 

 pale-green ; both sides glossy ; veins raised, very distinct ; the areolae in rows of 

 8-12 between midrib and edge, with 3-4 sori in each. — C. magnificum, Moore. 



Hab. Venezuela, Fendler, 231, 410. New Granada, Zindig, 307, Triana. 



** Under srwrfaux matted with woolly or cottony tomentum. Niphoboliis, Auct. 

 Tab. 48. fig. k. 1. Sp. 276-296. 



•f Tomentum thin, adpressed. Sp. 276-284. 



276. P. (Niph.) confluens; I?. Br. ; rhizome filiform, wide-creeping, clothed 

 with squarrose fiuriUose ferruginous scales ; St. ^\ in. 1. ; fr. dimorphous, the 

 sterile ones orbicular or oblong, the fertile ones longer and narrower, about 

 1 in. 1., \ in. br., the edge quite entire ; texture coriaceous ; upper surface naked, 

 lower with dense glossy subferruginons tomentum ; veins quite hidden ; sori im- 

 mersed but prominent, sometimes covering the whole surface. — Mh. Sp. 5. p. 46. 



Hab. Temperate E. Australia. — Aooording to Prentice, this, not the next, " ff nj';!!- 



pcstre, E. Br. 



277. P. (Niph.) serpens, Forst. (non Sw.) ; rhizome wide-creeping, firm, 

 clothed with linear-acuminate ferruginous scales ; St. ^-3 in. 1., firm, erect ; fr. 

 dimorphous, the barren ones round or elliptical, the fertile ones longer and 

 narrower, 4-6 in 1., ^-f in. br. ; texture coriaceous ; upper surface scattered, 

 lower densely coated with close whitish or, subferruginons tomentum ; veins 

 quite hidden ; sori large, prominent, scattered, ultimately covering the whole 

 of the upper part of the frond. — P. rupestre, R. Br. Hk. Sp. 5. p. 46 (in part). 

 Hk. S Gr. t. 44. 93. ' 



Hab. Australia and New Zealand, eastward to the Society Islands. — Differs from 

 P. glabrum, Mett., by its broader barren fronds and copious irregularly scattered sori. 

 The Tahiti plant is P. tricholepis, Mett. 



278. P. (Niph.) adnascens, Sw. ; rhizome firm, but slender, the scales linear, 

 deciduous ; St. ^-1 in. 1., firm, erect ; fr. dimorphous, the barren ones elliptical 

 or spathulate, blunt, the fertile ones longer and narrower, 6-12 in. 1., J-J in. br. ; 

 texture coriaceous; upper surface naked, lower thinly coated with whitish 

 tomentum in the barren but more densely in the fertile part beneath; veins 

 hidden; sori small, bright-coloured, immersed, occupying the whole of the 



