G54 71. POLTPODIUM. § 6. PLEOPELTIS. b**. PLEHRIDIUM. 



name); — var. mindanense, subirideum & subdrynariaceuxn ; P. mindanense, 

 subirideum ^ subdrymriaceum, Christ, Bull. Herb. Boiss., 2« S6rie, VI, 994. 



Rhizome creeping, stout, the scales deltoid-oblong to ovate-lanceolate, blunt 

 or acute, + dark-coloured. Stipeg rather approximate, 0—1 c.M. long. 

 Fronds linear-lanceolate, ± 50—90 c.M. long.aV,— 6V2 c.M. broad, narrowed 

 gradually towards both ends, the edge entire, narrowly subrevolute, the apex 

 + acute or acuminate, sometimes bluntish, the very base bluntish or slightly 

 rounded. Texture subcoriaceous, rather fleshy; surfaces naked; costa promi- 

 nent on both sides; main veins hidden in fresh material, not coloured, fine, 

 slightly prominent when dry, reaching + the edge; areolae fine, copious, 

 with free veinlets. Sori small, very abundant, often nearly close, scattered 

 irregularly, occupying the upper % — ^/j of the frond. 



War. mindanenise : Fronds considerably dilated at the base; tex- 

 ture papyraceous; veins prominent; areolae hidden; sori larger. 



War. subirideum: Fronds 20—50 c.M. long, ^%~5 c.M. broad, 

 the apex often obtuse, the base often dilated; texture fleshy; sori near the 

 apex, larger. 



Var. subdry nariaceum : Like var. mindanense, but the venation 

 more conspicuous and the base of the fronds scariose; sori ver^ numerous, small. 



Trop. Asia ^ Australia, Polynesia, Trop. Africa, Mascarenes; — the varie- 

 ties in Luzon. 



* (189) P- musifoliuiu, Bh, Rac. Flor. Btz., I, 107; Bl, Flor. Jav., 

 II, 171, tab. LXXIX; Pi Schumattt t ia H um, Diok, Sebum. & Laut., Flop, dcut. Sob. 

 gy^ 1 go fih TTT r — n • Pleopeltis musaefolia, Moore, Bedd., Ferns Br.I., II, 

 tab. CCCXVII. 



Rhizome woody, branched, creeping, firm, the scales ovate-lanceolate, rath- 

 er dark-brown. Fronds sessile, approximate or distant, 30 — 100 c.M. long, 

 7Y2 — 20 c.M. broad, linear or ligulate, the apex bluntish or acute, the edge 

 entire, the base rounded or cordate. Texture thinly coriaceous, firm; surfa- 

 ces naked; costa and main veins distinct; main veins straight, rather dark- 

 coloured in fresh material, connected by transversal, arched veins; included 

 areolae copious, with free veinlets. Sori small, very abundant, sometimes 

 occupying the whole under surface. — Pi Sohum a nnianumt Diole from N e w 



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