800 60a. PHEGOPTERIS. § 3. GOMOPTBBIS. 



e.e. Pinnae rather long, linear-acuminate. Son m0 ^ 



' dial , (36c) Ph. ceramica. 



n.a. Fronds very large, to 250 c.M. long. (37) Ph. imponens. 



(24) Ph. bolophylla, «. A. v. tt.s Polypodium holophyllum, Bk., 

 Journ. of Bot., XXVI, 525 (not XVII, 43); Dryopleris holophylla, C. Chr., Ind. Fil. 



Rhizome erect. Stipes crowded, naked, erect, ± 15 c.M. long. Fronds 

 oblong-lanceolate, entire, acuminate, truncate at the base, 15 — 20 c.M. long, 

 S'/i — 5 c.M. broad. Texture moderately firm; under surface slightly hairy on 

 the midrib; main veins distinct from the midrib to the margin, parallel; cross- 

 veins 10 — 12, arcuate. Sori 2 to each cross-vein, round, minute, superficial. 



Borneo. 



(25) Ph. simplicifolia, e. A. «. R.; Polypodium simplicifolium, 

 Hk., Hk. Bk., Syn. Fil., 313; Aspidium simplicifolium, Hk. (not J. Sm.), Icon. 

 PL, X, tab. CMXIX; Dryopteris canescens, C. Chr., var., C. Chr., Ind. Fil.; D. 

 simplicifolia, Christ, Philipp. Journ., II, 206; Nephrodium simplicifolium, J. Sm., 

 Diels, in Engl. & Prantl, Nat. Pfl.Fam., V, 178. 



Stipes approximate, firm, 5 — 10 cM. long, villose upwards, scaly below. 

 Fronds 15 — 30 c.M. long, with a large, lanceolate, acuminate, entire terminal 

 pinna 2'/2— 4 c.M. broad and below this 1 — 6 very small, blunt, spreading, 

 distant, entire ones on each side. Texture subcoriaceous; midrib beneath 

 hispid and the prominent veins slightly so; main veins + 5 m.M. apart; all 

 the veins joining. Sori minute, + medial between the main veins, sometimes 

 Meniscium-like. 



Philippines. 



(26) Ph. borneensis, «. A. v. «.,• Polypodium bomeense, Hk.,Ek. 

 Bk., Syn. Fil., 314; Dryopteris labttaneiisis, C. Chr., Ind. Fil. 



Stipes + 15 c.M. long, naked, slender, stramineous. Fronds 15 — 20 c.M. 

 long, ± 772 c.M. broad, with an acuminate terminal pinna + 2'/, c.M. 

 broad, with shallow, blunt lobes; below this ± 4 smaller pinnae on each 

 side, 1 % — 2 c.M. broad, truncate at the base and auricled on the upper side. 

 Texture subcoriaceous; rachis and both surfaces naked; veins fine, 4 — 5 on 

 each side. Sori small, in 2 rows. 



Borneo. 



