■T^ 



25. ASPIDIUM. § 1, TECTARIA. 238 



f. Lateral pinnae in 2 pairs. (66) A. oligophyllum. 

 f.f. Lateral pinnae in 4 or more pairs. 



(7) A. Haenkei. 

 e.e. Sori terminal on free veinlets. (8) A. ternatense. 



d.d. Lowest pinnae 2^innatifid. (9) A. Beccarianum. 



cc. Fully developed fronds more than 55 c.M. long. 



(10) A. repandum. 



* (1) A., singaporianum, WaU., Christ, Parnkr. d. Erde, 

 227; Bedd., Ferns Br.L, II, tab. CLXVIII; Nephrodium dngaporianum, Bk, 

 Hk. Bk., Syn. Fil., 296; Hk. & Grev., Ic. Fil., tab. XXVI. 



Rhizome short-creeping or erect. Stipes, subtufted, those of the fertile 



g fronds 13 — 30 c.M. long in the unwingem^ftrtr, scaly below. Fronds to 30 



I a c.M. long or longer, 5 — 10 c.M. broad, the fertile ones not rarely more or 



i^- less smaller than the barren ones, oblong, entire, acuminate, narrowed rather 



: "S suddenly in the lower part and then decurrent at the base so as to form a not 



! S very long wing to the highest part of the stipe. Texture papyraceo-herbaceous 



g; to subcoriaceous ; main veins distinct nearly to the edge ; areolae copious, 



'02 subquadrangular, divided into irregular-shaped smaller ones, with free veinlets. 



Lg Sori numerous, often ranged in lines which are subparallel to the costa, 



4 — 6 in a line between the main veins. 



Malaya; China. 



(2) A. tricuspe, Bedd., Handb. Ind. Ferns, Suppl., 44. 



Rhizome stout, erect. Stipes 20 — 45 c.M. long, naked or nearly so, winged 

 upwards. Fronds 25—30 c.M. long, 15 — 20 c.M. broad, deeply 3-lobate. 

 Lobes lanceolate, long-acuminate, the lateral ones 12 — 13 c.M. long, 4 — 5 c.M. 

 broad, the central one + 25 c.M. long, 6 '/a — 7 72 c.M. broad; margins entire. 

 Texture papyraceo-herbaceous; surfaces slightly pilose on the costae and veins 

 beneath; main veins prominent nearly to the margin, connected by prominent 

 transverse veins, between which are copious small areolae with free veinlets. 

 Sori small, copious; indusium rather persistent. 



Malacca. 



* (3) it., platanifolium, mett., Hk. Bk., Syn. Fil., 258; A. angu- 

 latum, Hk, Spec, Fil., IV, 44. 



Rhizome erect, the scales dense, dark-brown, linear-subulate. Stipes tufted. 



