22. DRYOPTERIS. § 1. LASTEEA. 159 



f28^ D. Liiicrissienii, C. Chf. 



A specimen received from Luzon differs from the type in liaving tire 

 stipe stramineous, tlie under surface hairy, and the sori partly sub 

 marginal partly medial. 



(28ff) ». iiovoguineensis. nrau., in Lautb., Beitr. Flor. Pap., 

 I, 21. 



Rhizome erect, clothed with subulate-deltoid, acuminate, subentire, 

 fuscous scales. Stipes tufted, + 12 cm. long, subquadrangular, grooved, 

 clothed like the rachis and costae with grey tomentum intermixed with 

 whitish bristles and linear, acuminate, entire, ferrugineous scales. Fronds 

 lanceolate, + 80 cm. long and 20 cm. broad, pinnate, the apex pinnatifid. 

 Pinnae alternate, sessile, approximate, linear-lanceolate; central pinnae 

 largest, + 9 '/a cm. long by l'/2 cm. broad, horizontal, cut down nearly 

 to the costa, the apex caudate, repand; ± 4 lowest pinnae abruptly 

 reduced, next higher deflexed. Lobes numerous, approximate, spreading, 

 linear-falcate, + ■''/,, cm long by 2 '/^ mm. broad, obtuse, entire or slightly 

 crenated; lowest lobes a little produced. Texture chartaceous; upper 

 surface white-puberulous, lower naked; veins to + 10 on a side, simple, 

 upcurved. Sori numerous, to 8 on each side of the costulae, medial or 

 supramedial; indusium large, nearly round, subsetose. 



NeiD Guinea. 



(29) D. Beddoiuei, O. Ktme.; D. Smithii, v. A. v. B., in Bull, 

 Dep. Agr. I. N., 1908, XVIII, 15; Phegopteris Smifhii, v. A. v. R., 1. c; 

 — var. nadiwononis, v A. v. E,., in Bull. Btz., 1912, VII, 13. 



Specimens received from Mindanao (leg. Elmer; have the fronds 

 narrower, the pinnae shorter and narrower, deeply pinnatifid, the lobes 

 partly acute partly l^lunt, entire or crenate, sparingly setulose beneath, 

 the veins less numerous. 



War. iiacliwouoiiis: Pinnae pinnatifid; lower lobes of the larger 

 pinnae nearly free, separated by more or less broad sinuses with truncate 

 angles, and the edge bluntly toothed or lobate-dentate ; costae and 

 costulae setulose beneath, veins less so; veins + 6, the lower forked; 

 sori intramarginal. Ehizome unknown. — Java. 



{29a) D. luixtii, nst., in Fed., Rep., XII, 172. 



Rhizome short-creeping or ascending, the scales ferrugineous. 



