60a. PHEGOPTERIS. § 3. GONIOPTElilS. 801 



(27) Ph. debilis, Mett., Ann. Mus. But. I.. B., I, 223, tab. VI, 

 ig. 1; Polypodium dehik, Blc, Hk. Bk., Syn. Fil., 313; Aspidium Warburgii, 

 "hrist, var. debiie; Dryopteris debilis, C. Chr., Ind. Fil.; Nephrodium debile, Diels, 

 n Engl. & Prantl., Nat. PH.Fam. I*, 178. 



Stipes slender, slightly hairy. Fronds 15—50 c.M. long, 5 — 7 c.M. broad, 

 iblong-lanceolate. Pinnae close, + 15—20 on each side, the central ones 

 S'/j — 372 c.M. long, '/a — 1 c-M- broad, the point blunlish, the edge slightly 

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

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

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



Moluccas, New Guinea. 



(28) Ph. aortisora,, ». -if. ». JK.,* Polypodium aoriisorum, Harr., 

 ourn. of Linn. Soc, Bot., XVI, 30; Dryoplcris aorlisora, C. Chr., Ind. Fil.; 

 Nephrodium aoriisorum, Copel., Polypod. Philipp., 28. 



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

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

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

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

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

 eous; rachis and under side of veins pubescent; main veins pinnate; veins 

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

 cattered, grouping into indefinite sori. 



Philippines. 



(29a) Ph. xiphioitlcs, »• A. *>. R.} Dryopteris mphioides, Christ, 

 'hilipp. Journ., II, 201. 



Rhi?ome oblique, creeping. Stipes fragile, approximate, rather close, ± 

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

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

 c.M. long, + 1 V4 c.M. broad, lanceolate, acuminate, crenate. Lateral pinnae 

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

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

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

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



Mindanao. 



(296) Ph. firmula, e. A. v. R.; Polypodium firmulum, Bk., KeW 

 ull., 4893, 211; Dryopteris firmula, C. Chr., Ind. Fil. 



