NEPHRODIUM. 23 



(11) N. exiguum Hooker. Stipes tufted, 15 to 25 cm. high, slender, 

 gray, naked; frond 20 to 25 cm. high, 3 to 5 cm. broad; pinnae 2 to 3 cm. 

 long, 1 cm. broad, cut down half way to the midrib or more into close, 

 obtuse lobes, papyraceo-herbaceous ; rachis villous; veinlets obscure, 2 to 3 

 on each side; sori near the veins. 



Luzon, Cuming 251, 272. 



(12) N. Beddomei Baker. Rhizome slender wide-creeping; stipe 15 

 to 25 cm. high, slender, glossy; frond 15 to 50 cm. high, 5 to 10 cm. 

 broad, lanceolate; central pinnae the largest, 3 to 5 cm. long, lanceolate, 

 cut down to their rachis into close, rather acute, entire lobes, glabrous 

 except for the veins, firm; lower pinnae distant and dwindling down very 

 gradually; veinlets 4 to 5 on a side; sori close to the incurved margin, 

 indusiate. 



Benguet, Loher, Topping 331, Elmer 6491. 

 India, Java, southern China. 



(13) N. Luersseni Harrington, Journ. Linn. Soc. 16:29. Stipes clus- 

 tered, .firm, shining, light purplish; frond 45 to 75 cm. high, 15 to 25 

 cm. broad, oblong, tapering abruptly to the base; pinnae 10 to 20 cm. 

 long, 2 to 4 cm. broad, lanceolate, acuminate, jointed at the base, cut 

 down almost or quite to the rachis into numerous linear or oblanceolate 

 lobes 2 to 4 cm. long, membranaceous, glabrous, lowest pinna very small; 

 veinlets 8 to 12 on a side, distant; sori marginal, indusiate. Near N. 

 prolixum Baker. 



Baluku Island, growing on the margin of a pond, Steere. 



(14) N. oxydon (Baker in Journ. of Bot., 1879, p. 66, sub Polypodio) 

 should probably be inserted here. 



Jolo Archipelago, BurMdge. 



(15) N. sagenoides (Mett.) Baker. Stipes tufted, slender, 15 to 50 

 cm. high, almost black, polished, scaly at the base; frond 30 to 60 cm. 

 high, half as broad; pinnae 10 to 15 cm. long, 3 to 4 cm. broad, narrowed 

 gradually from the base to the apex, cut down nearly to the midrib into 

 linear- oblong, obtuse, crenate or entire lobes, papyraceo-herbaceous, gla- 

 brous; veinlets 6 to 10 on a side, forked; sori terminal on the acropetal 

 branch, nearer the margin than the vein, indusiate. 



Davao, Warburg 14122, Copeland 1238. 

 Malaya. 



(16) N. obscurum (Fee) Diels. Stipes tufted, 30 cm. high, black, 

 glossy, naked; frond 20 to 40 cm. high, deltoid-oblong, acuminate; pinna? 

 about 10 cm. long, 2 to 3 cm. broad, cut three-fourths of the way to 

 the midrib into close, obtuse lobes 5 mm. broad, thin-papyraceous; veinlets 

 6 to 8 on a side, forked; sori subterminal on the acropetal branches, 

 medial. 



Philippines, Cuming 302; Rizal, Loher, a small form. 

 Tavoy ? 



(17) N. syrmaticum (Willd.) Baker. Rhizome erect; stipes tufted, 

 30 to 60 cm. high, stramineous; frond 100 cm., more or less, high, less 

 than half as broad; pinnae 15 to 25 cm. long, about 4 cm. broad, cut down 



