﻿1\. POLTPODIUM. ^'6. PLEOPELTIS. b**. PLEtJRIDIUM. 6f)B 



(I90a) I». validam, <7ojpcl., Polypod. Philipp., 126. 



Rhizome short, thick, the scales ovate, adpressed, obtuse, cordate or pel- 

 tale. Fronds tufted, nearly sessile, ± 70 c.M. long, 10 c.M. or more, broad, 

 lanceolate, entire, subacute, narrowed gradually to the base, the lower Yg part 

 wing-like, the margin entire. Texture carnoso-coriaceous, fragile; surfaces 

 naked; main veins fine, reaching nearly to the margin; transversal veins pa- 

 rallel to the costa, forming ± 7 rows of divided areolae on each side, with-, 

 free veinlets. Sori numerous, scattered irregularly. .■-,.■■'. 



Philippines. 



(1906) P. inonstro^um, Copcl., Leaf!., I, 78;. — var. leucophlebi- 

 um & integrius, Copel., 1. c. 



Rhizome scandent, slender, clothed with dark-grey, lanceolate, acuminate 

 scales, which are peltate at the base. Stipes ^j^—tcM. long, naked. Fronds 

 50—50 c.M. long, 4 — 7 c.M. or more broad, narrowed gradually towards both 

 ends, acuminate, the edge coarsely crenate or lobed, with the central lobes 

 whether or not much produced. Texture subcoriaceous ; surfaces naked ; costa 

 prominent, beneath acute, above 2-angular in, the upper part ; main veins 

 conspicuous, black, reaching nearly the margin; transversal veins + 6, incon- 

 spicuous; veinlets hidden. Sori crowded, scattered irregularly. 



"Var. leucoplilebium ; Fronds often narrowed and rather entire ; 

 veins beneath white. 



. Var. iiategriaiS: Hardly different from var. leucophlebium, the 

 fronds crenato-sinuate. 



Luzon, Mindoro. 



Species of an indefinite systematical place. Sori unknown. 



(191) I». li¥einlaiiclli, Citrist, Bull. Herb. Bois., 2« Serie, I, 448, 

 with figure. 



Rhizome long, creeping, the bristles subulate, brown, dense, subadpressed. 

 Stipes distant, 5 — 6 c.M. long, firm, densely covered like the whole frond with 

 simple, white, diaphanous, spreading hairs. Fronds ovate-elongate, 7 — 10 

 c.M. long, + 4 c.M. broad, shortly acute or obtuse, the base broadly cuneate, 

 the margin undulate or repand. Texture coriaceous; colour pale-brownish; 

 veins very conspicuous; costa prominent; main veins oblique, reaching to the 

 margin; areolae subquadrangular, large, 5 — 4 between eacji pair of main 



