186 22. DEYOPTEEIS. § 2. NEPHRODIUM. 



often truncate. Texture herbaceous; surfaces naked; veins + 4-jugate, 

 the lowest anastomosing, the others free, simple. Sori medial, round, 

 suhimmersed, distinct above; indusium fugacious or wanting. — The 

 true place of this species is uncertain because of incomplete description. 

 Borneo. 



(1125) ■>. porphyricola, Copel., m Philipp. Journ., VIF, 60. 



Rhizome erect. Stipes + 10 cm. long, sparingly ferrugineo-paleaceous. 

 Fronds + 80 cm. long, 27 cm. broad. Lowest pinnae suddenly reduced 

 to auriculate auricles; next following pinnae not reduced, deflexed, + 

 14 cm. long and 2'/,, cm. broad, the base truncate, the edge cut '/j — \^- 

 way down to the costa into falcate lobes 3 '/a mm. broad. Texture 

 membranaceo-papyraceous ; upper surface clothed with adpressed silky 

 hairs, lower minutely pilose and densely glandular; veins + 7 on each 

 ■side of the main veins, the 2—3 lower anastomosing. Sori small, medial; 

 indusium persistent, glandular and shortly pilose. 



Borneo. 



[112c) See Nos. 87a, 875, 99a (handb., p. 820), 109e, 111c. 



(112d) D. angusta, Copeh, in Philipp. Journ., IX*^, 3. 

 ' •' Rhizome short, erect. Stipes stout, aggregate, + 30 cm. long, 

 provided with auriculiform, reduced pinnae, sparingly scaly at the base, 

 the upper part densely white-hairy, as is the rachis. Fronds lanceolate, 

 ±' 65 cm. long, ± 15 cm. broad below the middle, narrowed towards 

 both ends, 2-pinnatifid. Pinnae numerous, sessile-, the largest horizontal, 

 ± 7 ',2 cm. long, + 1 cm. broad above the dilated base, the edge cut 

 + ''2-way down to the costa, the apex narrowed, entire, acute; lower 

 pinnae somewhat deflexed, higher ascending. Lobes contiguous, oblique, 

 ± 2 mm. broad. Texture herbaceous; surfaces minutely pilose; veins 

 + 6 on a side, the 2 — 3 lower anastomosing. Sori numerous, medial ; 

 indusium minute, minutely pilose and glandular. 



Neio Guinea. 



(113a) O. hispidifolia, v. A. «. K., in Bull. Btz., 1915, XX, 15; 



■Nephrodium hispidiUum, Christ (not Bk.)., in Ann. Btz., XX, 107. 



Rhizome erect, short, the extremity clothed with brown, lanceolate, 

 ■hair-covered scales. Stipes tufted, 7'/2^15 cm,, long, deciduously hairy. 



