60a. PHEGOPTERIS. S07 



§ 4. STEGNOGRAMMA. 



Terminal pinna very much exceeding the lateral ones, the largest of which 

 at best 5 c.M. long (*). (58) Ph. canescens. 



Terminal pinna not or not very much exceeding (he lateral ones, the largest 

 of which more than 5 c.M. long. 



*. Lower pinnae not reduced to mere auricles. (39a) Ph. stegnograrame. 

 *.;!!:. Lower pinnae dwindling down to mere auricles. (396) Ph. Spenceri. 



(38) Ph. canescens, JUett., Ann. Mus. Bot. L. B., I, 223 (not 

 i'arng. IV, Phegop. & Aspid., 30); Polypodium canescens, BL, Enum., 133; 

 wymnogramme canescens, BL, Flor. Jav., II, 93., tab. XL; Nephrodium canescens, 

 Jhrist, Fil. Saras., II, 208; Copel., Polypod. Philipp., 27, p. p.; Aspidium 

 anescens, Christ, forma gymnogrammoides, Christ, Ann. Btz., XV, 130 — 131; 

 Iryopteris canescens, C. Chr., Ind. Fil., p. p: — var. lobata, degener & sub- 

 implicifolia, Christ, Philipp. Journ., II, 198—199. 



Rhizome creeping, nearly woody, brownish, bearing the fronds at the 

 ixtremity. Stipes 10 — 30 c.M. long, hairy above. Fronds 1272—30 c.M. 

 ong, pinnatifid in the upper, pinnate in the lower half. Terminal pinna to 

 5 c.M. long, to 2*/2 c.M. broad, narrowed gradually from the base towards 

 he acuminate point, the edge deeply pinnatifid. Lateral pinnae 4 — 5 or ,more 

 n each side, sessile, spreading or erecto-patent, ± oblong, the largest + 4 

 .M. long, + 1 — 2 c.M. broad, the lowest deflexed, sometimes reduced, the 

 dge not deeply lobed. Texture firm, upper surface deep-green, lower ± 

 reyish-green ; both surfaces + hairy on the veins. Fertile fronds often 

 ;rith the narrowest pinnae. Sori small, oblong or sometimes roundish, ± 

 ledial on the veins. 



War. lobata: Pinnae less numerous, broader, the lobes broader, 

 5ss numerous, deeper; veins flexuose, sometimes irregular; areolae in 1 row 

 n each side. Sori often irregularly elongated. Pubescence grey. 



Var. de^cner: Rhizome nearly creeping. Fronds ± 20 — 40 c.M. 

 ing; texture firmer; colour rather blackish-green. Pinnae ovate, often obo- 

 ate, narrowed at the base, obtusely crenato-lobate, the terminal one elongate, 

 road, obtusely lobed; barren pinnae short (± 6 m.M. long), fertile ones 

 ften longer (to 2 '/a c.M. long), stalked, distant. Sori irregularly scattered, + 

 )undish. Pubescence strigose, brown. 



(*) See also Ph. dlrerslloba, v. A. v. R. 



