406 71a. PLEOPELTIS. § 2. selliguea. 



(23 16) PI. calophlebia, «. A. «. Ji. 



(232) I»l. heterocarpa,, r. A. ». Jt.,- - var. interrupta. 



A very variably species, with the rhizome scales not rarely hair-like, 

 the fronds often much smaller, varying from ovate with a rounded base 

 to lanceolate with or cuneate or even decurrent base. 



Var. abbreviata: Omit this, it being a distinct species (PL sub- 

 caudiformis v. A. v. Bj. 



Malaya. 



(233) PI. elliptica, «. A. «. U. 



(233a) PI. flexiloba, ». A. v. R.; Polypodium flexilobuiv, Christ, 

 in Bull. Ac. Int. Bot., XI, 107 ; C. Chr.,' Ind. Fil. ; Selliguea elliptica, Bedd., 

 var. flagellaris, Christ, in Bull. Herb. Boiss., VII, 6 ; — var. Loheri, Christ, 

 in Bull. Herb. Boiss., 2e Serie, VI, 992. 



Like PI. elliptica v. A. v. R. but the pinnae linear-lanceolate, long- 

 acuminate, the acumen arcuate, 2 — 3 cm. long, + I72 n^m. broad; the 

 bases of the pinnae decurrent so as to form a wing reaching quite to the 

 base of the stipe. 



Forma typica. — Luzon; China. 



War. lioheri: Fronds smaller, up to 20 cm. long, to 18 cm. broad; 

 pinnae + 3 cm. broad, decurrent into a very broad wing to the rachis; 

 sori less numerous, short. — Luzon. 



(284) PI. Mlaingayi, r. A. v. R. 



Sori round or oblong, placed on marginal, often twisted or inflexed 

 outgrowths (teeth or lobules) of the fertile fronds, superficial or immersed. 

 No indusium. 



Rhizome tuberous, inflated, soon cavernous and inhabited by ants (as 

 in Pleopeltis § Myrmecophila) ; rhizome scales wanting. Stipes articulate 

 to the rhizome. Fronds deeply pinnatifid or pinnate, the fertile ones with 

 the segments provided with marginal outgrowths bearing the sori; veins 

 anastomosing irregularly; free included veinlets generally present, spread- 

 ing in various directions. 



Malaya. 



U 



