90. anctIoptbris. 443 



(3e*) A. siinia^riftBia, ». A. v. n., in Bull. Btz., 1916, XXIII, 6. 



Near A. javanica Pr. but the largest pinnulae to 15 cm. long, 

 I'/a — I'A cm. broad, entire or very obsoletely remotely crenulate, bluntly 

 serrate at the apex, the veins and veinlets opaque, sometimes slightly 

 pellucid. — Secondary rachises deciduously squamuloso-furfuraceous. 



Sumat7'a. 



(3e*a) See No. 3i. 



(3e*6) A. EUn&visAiia, Copel., in Leaf]., V, 1679. 



Fronds to + 3 m. long. Pinnae to 80 cm. or more long. Pinnulae 

 + 15 cm. long, 1 — 1^/4 cm. broad, subsessile or short-stalked, entire, the 

 base more or less obUquely truncate, subcordate, the apex narrovs^ed 

 gradually into an indistinctly, though shai'ply, serrulated acumen. Texture 

 subcoriaceous when dry; upper surface black-green, lower paler, provided 

 with scattered, brown, lacerated, caudate squamules especially on the 

 costa; veins opaque; recurrent veinlets opaque. Sori intramarginal, 

 consisting mostly of 9—11 capsules; indusium wanting (?). 



Mindanao. 



(8/) A. Hai'tiBigiana, de Tr. 



Pinnulae crenate, serrate towards the shortly acuminate apex. 



(8(7) A. ang;u@(lfolia, Pr. 



A variable species. — Pinnulae more or less thinly coriaceous, the 

 largest 10—15 cm. long, 1 — 1 ','4 cm. broad, with the edges crenulate, 

 serrate towards the apex, the veins subhorizontal or spreading, blackish 

 or fuscous, impellucid or subpellucid, the recurrent veinlets pellucid. 



Malaya to Formosa and Annum. 



(oh) A. angusfata, Miq. 



Pinnulae repando-crenulate, crenate at the apex. 



(8i) A. caudata, de fv*. 



Pinnulae to 1 74 cm. broad, repando-crenulate to crenulato-denticulate, 

 the caudiform acumen serrate. Secondary rachises sparingly chaffy. 



(Sj) A, bypoleuca, de Vr. 



Pinnulae serrate. 



