85. biPLAZIUM. § 1. EUDIPLAZIUM. 417 



largest to 18 c.M. long, tcf ± 3 c.M. broad at the base, linear-lai/ceolate, the 

 point acute or acuminate, the edge lobed, and crenate or toothed, the' base 

 truncate or rounded. Texture subcoriaceous ; rachis naked ; main veins pinnate 

 in the lobes with U — 8 veins on each side. Sori linear, the lowest much the 

 longest, not reaching the edge. — A variable plant. 

 Tr<yp. Ada, Polynesia ^ Australia, China. 



(376) D. flolichoisoruiti, Copel., Philipp. Journ., I, Suppl., 151. 



Rhizome strong, clothed with long, black-brown scales. Stipes close, ± 

 35 c.M. long, clothed with fuscous, linear, contorted scales, the upper part 

 subglabrescent, at length sparingly muricate. Fronds ovate, 1 — V\^ M. long, 

 2-pinnate, the apex pinnatifid, the main rachis glabrescent, sometimes asperulous. 

 Pinnae remote, the largest ± 43 c.M. long, + 20 c.M. broad, the lowest shorter. 

 Pinnulae short-stalked, + 2 c.M. broad, subfalcate, acuminate, the base truncate, 

 the edges lobed + '/a'^^Y ^^^^ ^^ ^^^ lower part, the apex serrate. Lobes 

 truncate, denticulate. Texture papyraceous ; surfaces naked ; veins ± 6 on each 

 side of the main veins, the lower ones curved. Sori linear. 



Mindanao. 



(38) D. manilenise, C. Chf., Ind. Fil.; Asplenium serrulatum, Pr., 

 Rel. Haenk., 1, 46; A. manilense, Spr., Syst., IV, 89. 



Fronds ovate, + 45 c.M. long, 2-pinnate; main rachis tetragonal, clothed 

 with small, ovate, fuscous, membranaceous scales. Pinnae distant, alternate, 

 petiolate, pinnate, the apex pinnatifid, acuminate; .central pinnae +' la'/jC.M. 

 long, the rachises scaly like the main one. Pinnulae spreading, sessile, lanceolate- 

 oblong, 2'/j— 4 c.M. long, 1 — 1 74 c.M. broad, acuminate, the base truncate on both 

 sides, the highest ones entire, the central ones serrate with the serratures 2-denti- 

 culate, obtuse, the lowest largest, serrulate. Texture membranaceous; surfaces 

 naked ; veins simply branched. Sori long, narrow, double ; indusium diaphanous. 

 Philippines. 



(39) O. vestiium, Pf., Copel., Polypod. Philipp., 75 ; Asplenium ves- 

 litum, Hk. (not Pr), Hk. Bk., Syn. Fil., 239; Hk., a-* Cent, of Ferns, tab. XLVI. 



Rhizome erect. Stipes stout, erect, brownish, tomentose, sometimes muri- 

 cate. Fronds 60 — 90 c.M. long, 20 — 45 c.M. broad, with numerous pinnae 

 on each side, the lower ones 10 — 25 c.M. long, to 10 c.M. broad, with num- 

 erous, distinct, subsessile pinnulae, which are + 2 '/^ c.M. broad, blunt, bluntly 

 lobed to a depth of 3 — 6 m.M., the base narrowed suddenly or even cordate. 



Fu-icBS. 27 



