﻿4l6 S3. DIPLAZIUM. § 1. EUDIPLAZIUM. 



17 c.M. long, 2'/j — 4 c.M. broad, straight or subfalcate, horizontal or nearly 

 erecto-patent, the apex acuminate, the edges pinnatifid to deeply pinnatipar- 

 tite, the lowest segments generally the longest, + spreading and all blunt, 

 entire, crenate or toothed. Texture subcoriaceous ; rachis naked or ± scaly; 

 veins pinnate in the lobes. Sori reaching nearly or quite to the edge. 

 Malaya. 



(36a) D. cyatbeifolium, -i»f., Copel., Polypod. Philipp., 75; ^4*- 

 plenium cyathei folium, Rich, (not Bory), Hk. Bk., Syn. Pil., 238. 



Caudex erect, subarborescent. Stipes erect, firm, dark-brown, nearly naked. 

 Fronds 45—60 c.M. long, 30—45 c.M. broad. Lower pinnae to 20—25 c.M. 

 long, 7 — 8 c.M. broad, cut down to the rachis in the lower "^{^ into nume- 

 rous pinnulae on each side, the upper ones inciso-crenate, the lower ones 

 3*/2 — 4 c.M. long, ± 1 — I'/j c.M. broad, cut down '/a of the distance to 

 the costa into oblong, falcate, sharply toothed lobes. Texture herbaceous; 

 rachis dark-brown, naked like the stipe; main veins pinnate with 3 — 4 veins 

 on each side in the lower lobes. Sori falling short of the edge. 



Philippines, New Guinea; Polynesia. 



(36&) I>. da^aoense, Copel., Philipp. Journ., I, Suppl., 161. 



Stipes tufted, + 70 c.M. long, conspicuously sulcate, nearly naked, the 

 lower part asperulous. Fronds ovate, 1 — I'/j M. long, the lower part 2-pinnate, 

 the higher part simply pinnate, the terminal part pinnatifid, the apex acumi- 

 nate, serrate. Pinnae few, spreading, + 50 c.M. long, 20 — 25 c.M. broad, 

 the lower ones hardly reduced. Pinnulae short-stalked, 2^/2 — 5 c.M. broad, 

 the base truncate, the edge cut + '/s'^'^Y down to the costa, the apex acu- 

 minate. Lobes falcate, truncate, obscurely denticulate. Texture membranaceous ; 

 surfaces naked; veins + 6 on each side of the main veins, arcuate, remote, 

 simple. Sori linear. — Near D. cyatheifolium, Pr, & latifolium, Moore. 



Mindanao. . 



» (37a) ». latifolium, Moore (not Don), Christ, Farnkr. d. Erde, 

 220 ; D. maximum, C. Chr., Ind. Fil. ; D. dilatatum, Bl., Bedd., Ferns S.L, tab. 

 CLXII (not quite correct); Asplenium latifolium, Don, Rac, Flor. Btz., I, 227. 



Caudex erect, short or subarborescent, clothed with linear-lanceolate, 

 dark-brown scales. Stipes strong, erect, 30—90 c.M. long, livid, smooth, scaly 

 at the base. Fronds subdeltoid, 90 — 200 c.M. long, with ± 12 pinnae on 

 each side, the largest to + 50 c.M. or more long. Pinnulae numerous, the 



