H58 71. POLYPODIUM. § 1. EUPOLYPODIUM. 



deeply immersed, solitary and subterminal on the anterior side of the 

 lobes, the mouth of the cavity encircled by a much elevated, extrorse, 

 rufo-ciliate ridge which is abbreviated on the outer side. 

 NeiD Guinea. 



(53/") i». cir^iiiliviiliatuin, K*#., in Fed., Kep., XII, 178. 



Rhizome short-creeping, clothed vfith grey, linear-lanceolate, acuminate, 

 riifo-ciliate scales. Stipes to 7 cm. long, hirsute with spreading, rufous 

 hairs. Fronds linear-lanceolate, to 35 cm. or more long, + 3 — 4 cm. 

 broad, narrowed towards both ends, deeply pinnatifld. Lobes numerous, 

 spreading, lanceolato-deltoid, subfalcate, to 2 cm. long, + 5 mm. broad 

 at the base, shortly bluntly acuminate, entire, rufo-ciliate. Texture rigidly 

 cbria;ceous ; surfaces naked; costa prominent, rufo-pilose; costulae and 

 veins hidden. Sori oblong, oblique, 5 — 6 on a side, medial, immersed, 

 the lilouth of the cavities very prominent. 



Neio Guinea. 



(53gr) 1». IWinkleri, «*#., in Fed., Rep., XIII, 219. 



Rhizome short-creeping, the scales membranaceous, lanceolate, bluntish, 

 entire, pale-brown. Stipes approximate, very short, scaly at the base. 

 Fronds oblanceolate, + 38 cm. long, ± 7 cm. broad in the upper part, 

 acuminate, deeply pinnatifld, long-decurrent at the base. Lobes many, 

 spreading, linear-lanceolate from a dilated base, subacute, the largest + 

 4 cm. long by '/4 cm. broad. Texture subcoriaceous ; surfaces naked ; 

 costa rather prominent on both sides, naked; veins very oblique, simple 

 or rarely forked. Sori medial, subimmersed, not prominent on the 

 upper surface. 



Sumatra. 



(56) iP. triaiig;uB»M«e, Scoft.; Acrosorus triangularis, CopeL, in 

 Phihpp. Journ., IIF, 347. 



(59a) ii». pseudo-spirale, ». A. e. a., in Bull. Btz., 1911, I, 29; 

 P. Roemerianum, Est., in Nov. Guin., VIII, Bot., 725. 



Rhizome short-creeping, the scales dense, brownish, lanceolate, entire. 

 Fronds approximate or somewhat remote, sessile or short-stalked, linear, 

 10—20 cm. or more long, + 5—8 ram. broad, obtuse, narrowed towards 

 tM base, simply pinnate. Pinnae numerous, horizontal, alternate, oblong 



