71a. PLEOPELTIS. § 1. EUPLEOPELTIS. 401 



(214) PI. sculpturata, v. A. «. jr. 



(215) PL $iauviniei*rci, e. A. v. n. 



(216) PI. subaquatilts, v. A. v. R. 



(217) PI, albido-isquainata, J>r. 



Forma simplex: Both barren and fertile fronds simple, much smaller 

 than the pinnae of the pinnate fronds, the fertile ones not rarely 

 conspicuously contracted. — Hort. Bog. 



Omit var. varians. 



(217a) PI. Matthew!, e. A. V. R., in Bull. Btz., 1914, XVI, 30; 

 Polypodium MattJieioi, v. A. v. R., MS. in Herb. Bog. 



Rhizome firm, creeping, clothed with linear-lanceolate, erose, brown 

 scales. Stipes scattered, ± 25 — 50 cm. long, glossy, naked. Fronds 

 roundish in outline, + 25 — 40 cm. each way, pinnate, the rachis nar- 

 rowly marginate. Pinnae distant, linear-lanceolate, ± 3 — 8 on each side 

 below the terminal one, + 10—20 cm. long, 1 — 2 cm. broad, the fertile 

 ones the narrowest, somewhat narrowed towards the suddenly much dil- 

 ated adnate base, the edge broadly shallowly crenate, thickened, sub- 

 revolute; higher pinnae ascending, free or connected with the terminal 

 one ; lower pinnae straight or upcurved, spreading or horizontal, rotundate- 

 cuneate or less dilated at the lower base. Texture coriaceous; surfaces 

 naked ; upper surface provided with deciduous, scattered, white, cretaceous, 

 roundish dots; costae and main veins prominent; areolae hidden, with free 

 veinlets. Sori moderately large, superficial, in 1 row on each side of the 

 costae, medial or nearer the margin than the costa. 



Sumatra. 



(218) PI. lloseleyi, e. A. «. n. 



(219a) PI, taeniata, v. A. v. R., in Bull. Btz., 1914, XVI, 30; 

 PI. palmata, Moore, Bedd., Handb. Ind. Ferns, S68 ; Polypodium, ■pahnatum, 

 BL, Flor. Jav., II, 150, tab. LXIV; P. taeniaium, Sw. (oldest name), C. Chr., 

 Ind. Fil., Suppl. ; — var. angustata. 



Rhizome not cretaceous; rhizome scales pale-brown, linear-lanceolate, 

 obscurely eroso-denticulate ; secondary veins not invisible ; areolae irregular, 

 with the free veinlets spreading in various directions; sori on the 

 anastomosing veins, superficial or shghtly immersed. 



Febns and Feen Allies. . 26 



