﻿45a. PTERIS. § 1. EUPTERIS. b. PINNATAE. 3S7 



sometimes forked again. Texture moderately firm, but thin; surfaces naked; 

 veins obscure, spreading, simple or forked. Sori very long, not reaching the 

 serrate apex of the pinnae; indusium narrow. — Barren fronds not seen. 

 Ceram (Treub). 



(7) Pt. laKDhiccana, BL, Hk. Bk., Syn. Fil., 184; Hk., Spec. Fil., 

 II, tab. CXII, B; Pt. indica, Christ (not Lam.), Farnkr. d. Erde, 165. 



Stipes strong, erect, naked, polished, dark-brown. Fronds 60 — 100 c.M, 

 long, oblong. Pinnae in numerous, nearly opposite pairs, cuneate at the base, 

 spinuloso-serrate towards the apex, the largest 30—45 c.M. long, 1 — 3 c.M. 

 broad. Texture subcoriaceous ; rachis naked; both surfaces shining; veins 

 conspicuous, very close, ± 20 — 25 to a c.M., usually simple. Indusium nar- 

 row, membranaceous. 



Malaya; West. Polynesia. 



# (8) Pt. stenophylla, Wall., Hk. k Grev., Ic. Fil., tab. CXXX ; 

 Pt. cretica, L., var. stenophylla, Hk. Bk., Syn. Fil., 154; Pt. pellucida, Pr.,var. 

 stenophylla, Bedd., Handb. Ind. Ferns, 107. 



Near Pt. pellucida, Pr., but the fronds with 3 — 5 pinnae clustered at 

 the apex of the stipe, the central pinna sometimes with a pair of basal seg- 

 ments. Fertile fronds often on the longest stipes, with the pinnae longer 

 and narrower than in the barren ones. 



Malacca, Philippines; North. India. 



* (9) Pt. pellucida, J»f., Rac, Flor. Btz., I, 152; Bedd., Perns 

 S.L, tab. XXXVIII; Pt. venusta, Kze, Bot. Zeit., 1848, 195; Pt. venulosa, Bl., 

 Enum., 209. 



Rhizome erect or short-creeping, the scales linear-lanceolate, blackish. 

 Stipes 20 — 50 c.M. long, erect, naked, glossy, stramineous or brownish. Fronds 

 15 — 60 c.M. long, ovate-lanceolate or deltoid-ovate, pinnate. Pinnae in 3 — 6 

 opposite or alternate pairs below the sometimes very long terminal one, erec- 

 to-patent, 10—20 c.M. long, 1^/^ — 2Y2 c.M. broad, linear-lanceolate, the base 

 cuneate, the edge entire or repand to undulate, the apex acuminate, entire, 

 serrate or toothed, the point + bluntish; higher pinnae + decurrent, 

 free or joining with the terminal one, the lowest + stalked, simple or forked 

 at the base, the fertile ones whether or not contracted, not rarely '/a X ^s 

 broad as the barren ones. Texture papyraceous to coriaceous, pellucid; veins 



