﻿22. DRYOPTERIS. § 2. NEPHRODIUJI. ^2S 



occupying nearly the whole stipe. Texture subcoriaceous ; rachis and under 

 surface densely villose; main veins pinnate in the lobes with 7 — 10 veins on 

 a side, the 2 — 3 lower anastomosing. Sori midway on the veins, 6 — 7 on a 

 side; capsules setose or naked; indusium densely villose. 



Malacca, Java, Borneo. 



(99) W. cauflieiilata, ». A. v>. R.j D. basilaris, C. Chr., Irid. Fil. ; 

 Nephrodium philippinense, Bh., Copel., Polypod. Philipp., 31 ; iV. basilare, Pr., 

 Epira., 258, N. caudiculalum, J. Sm., (oldest name). 



Rhizome erect. Fronds oblong-lanceolate, 2-pinnatifid, 60 — 90 c.M. long, 

 30 — 4S c.M. broad. Pinnae lanceolate, acuminate, 20 — 25 c.M. long, 1 — I'/j 

 c.M. broad, cut less than Va'Way down to the cosla into oblong, erecto-palent 

 lobes 5 — 3^2 ED.M. broad. Lower pinnae not reduced. Texture moderately 

 firm; rachis and surfaces naked; veins simple, 8 — 9-jugate. Sori medial; 

 indusium firm, naked, persistent. 



Philippines. 



(too) B>. siuiiSliiiaa, C. Chr., Ind. Fil ; Nephrodium simulans, Bk., 

 Journ. of Bot., XXVI, 325 (not Hk. Bk., Syn. Fil., 500, nor Journ. of Bot. 

 XXVIII, 106). 



Rhizome erect. Stipes tufted, naked, nearly 30 c.M. long. Fronds oblong- 

 lanceolate, 2-pinnatifid, 50 — 45 c.M. long, 5 — 8 c.M. broad. Pinnae sessile, 

 linear-oblong, obtuse, shallowly pinnalifid, ± 1 — 1^2 c.M. broad, the lower 

 ones sharply deflexed. Texture moderately firm; both surfaces finely pubes- 

 cent; main veins pinnate; veins 4 — 5-jugate. Sori medial on all the veins; 

 indusium obscure, minute, fugacious. 



Borneo. 



* (101) W. (iiseucloreptans, C. Chr., Ind. Fil. ; Nephrodium debile, 

 Bk., Journ. of Bot., XVItl, 212. 



Rhizome short-creeping. Stipes approximate, slender, grey, naked, 20 — 30 

 c.M. long. Fronds lanceolate, 20 — 30 c.M. long, 5 — 7 c.M. broad. Pinnae 

 sessile, oblong-lanceolate, 2^2 — 4 c.M. long, 1 — I'/a c.M. broad, cut ^^ — '/j of 

 the space down to the costa into oblong, obtuse lobes. Lower pinnae slightly 

 reduced or dwarfed. Texture moderately firm; upper surface strigillose, under 

 one pubescent on the ribs ; veins 4 — 6-jugate, the 2 lower joining. Sori small, 

 medial; indusium persistent. 



Sumatra. 



