﻿60a. PHEGOPTERIS. § 3. GONIOPTERIS. 501 



(27) Ph. clebilis, Mett., Ann. Mus. Bet. I.. B., I, 223, tab. VI, 

 fig. 1; Polypodium dehile, Bk., Hk. Bk., Syn. Fil., 315; Aspidium Warburgii, 

 Christ, var. debile; Dryopleris debilis, C. Chr., Ind. Fil.; Nephrodium debile, Diels, 

 in Engl. & Prantl., Nat. Pfl.Fam. I*, 178. 



Stipes slender, slightly hairy. Fronds 15 — 30 c.M, long, 5 — 7 c.3I. broad, 

 oblong-lanceolate. Pinnae close, ± 15 — 20 on each side, the central ones 

 2 '/a — 3 '/a c.M. long, ^j-^^-l c.M. broad, the point blunlish, the edge slightly 

 crenate, the base truncate, with a distinct, broad, blunt auricle on the upper 

 side; lower pinnae gradually reduced. Texture papyraceo-herbaceous ; rachis 

 villose and under surface slightly so; veins 2 — 3 on a side. Sori small, medial. 



Moluccas, New Guinea. 



(28) I'll, aortisora,, ». A. ». R.f Polypodium aoriisonim, Harr., 

 Journ. of Linn. Soc, Bot., XVI, 30; Dryopleris aorlisora, C. Chr., Ind. Fil.; 

 Nephrodium aorhsorum, CopeL, Polypod. Philipp., 28. 



Rhizome short, the scales slender, brown. Stipes clustered, 7 — 15 c.M. 

 long, slender, grey, slightly pubescent above. Fronds 15—25 c.M. long, 

 2—4 c.M. broad, linear-lanceolate. Pinnae short-stalked or sessile, 20 — 40 on 

 each side, 7 — 10 m.M. broad, elliptical, slightly falcate, obtuse, coarsely cre- 

 nate, auricled on the upper side, the lower ones deflexed. Texture subcoria- 

 ceous; rachis and under side of veins pubescent; main veius pinnate; veins 

 2 — 3 on each side, usually the lowest ones only anastomosing. Sporangia 

 scattered, grouping into indefinite sori. 



Philippines. 



(29a) l*Ii. xiphioifleiS, ». A. v. R.} Dryopleris xiphioides, Christ, 

 Philipp. Journ., II, 201. 



Rhizome oblique, creeping. Stipes fragile, approximate, rather close, ± 

 30 c.M long, rufo-stramineous. Fronds broadly ovate, + 20 c.M. long, ±11 

 c.M. broad, pinnate, not or hardly narrowed at the base. Terminal pinna ± 

 10 c.M. long, + l'/4 c.M. broad, lanceolate, acuminate, crenate. Lateral pinnae 

 4—5, similar lo the terminal one but shorter, to 7 c M. long, the lowest not 

 reduced, the highest reduced, approximate to or connected with the terminal one. 

 Texture herbaceous; the whole plant grey-pubescent; colour grey-green; veins 

 3 — 4 on each side of the main veins, all anastomosing. Sori small, few. 



Mindanao. 



(296) I'll, firmula, «. A. v. it.} Polypodium (irmulum, Bk., Kew 

 Bull., i893, 211; Dryopleris firmula, C. Chr., Ind. Fil. 



