﻿71. POLYPODIUM. § 6. PLEOPELPIS. C^. PHYMATODES. 661 



rigid, pale-brown, 12—25 c.M. long. Fronds deltoid, 15 — 20 c.M. long, 20 — 

 25 c.M. broad, cut down nearly or quite to the costa. Segments 5 — 7, lan- 

 ceolate, acuminate, 10 — 15 c.M. long, 1 — 2 c.M. broad, the edge obscurely 

 repand. Texture coriaceous; main veins of the segments raised, erecto-patent, 

 distinct and straight to the edge; areolae small, copious, hexagonal. Sori 

 large, round, superficial, solitary between the main veins, the lower medial 

 between the costulae and margin, the higher nearer the margin. 

 Sumatra. 



(200) 1». anomaluiii, Christ, Bull. Herb. Boiss., VI, 201, tab. Ill, 

 fig. 3, a — d; P. helerolobum, C. Chr., Ind. Fil. 



Rhizome creeping, the scales brown, ovate-subulate, crisped, patent. Stipes 

 scattered, 3—4 c.M. long, naked like the whole plant, stramineous. Fronds 

 + 20 c.M. long, the base gradually decurrent; sterile fronds to ± 8 c.M. 

 broad, irregularly pinnatifid + ^l^-wdij down to the cosla into lobes different 

 in size and shape; fertile fronds lanceolate-ligulate, ± 1% c.M. broad, the 

 margin irregularly repand. Texture membranaceous ; costa distinct ; main veins 

 conspicuous ; areolae large, principally in + 4 rows on each side of the costa, 

 with free veinlets. Sori numerous, irregularly scattered. 



Philippines. 



(201) P. grandideniatuin, JBfe., Ann. of Bot., V, 479; P. dila- 

 talum, Wall., var. grandidenialum, Ces., Fel. di Bor., 27. 



Stipes 30 c.M. or more long below the wing, the wing + 15 c.M. long 

 to the lowest segment. Fronds oblong, + 90 c.M. long, deeply pinnatifid. 

 Segments lanceolate, the central ones 20 — 25 c.M. long, 2^2 — S'/^ c.M. broad, 

 sharply toothed, the lower ones much dwarfed. Texture membranaceous ; sur- 

 faces naked; main veins of the segments erecto-patent, distinct to the edge. 

 Sori copious, minute, scattered. 



Borneo. 



• (202a) P. ptcropuis, BL, Rac, Flor. Biz., I, 110; Bl., Flor. Jav., 

 II, 168, tab. LXXVI; P. iridaclylum, VFa//., Hk. & Grev., Ic. Fil., lab. CCIX ; P/e- 

 opeltis tridactyla, Moore, Bedd., Ferns Br.I., I, tab. XI; PL pferopns, Moore, 

 Bedd., Handb. Ind. Ferns, 359. 



Rhizome creeping, the scales lanceolate-subulate, blackish or brownish. 

 Stipes scattered, 5 — 20 c.M. long, naked or sparingly scaly. Fronds lanceolate, 

 simple to pinnatifid with a large terminal lobe 10—30 c.M. long, 2 '/2 — 5 c.M. 



