﻿70 8. HYMENOPHYLLUM. § 1. EUHYMENOPHYLLUM. 



20 — 30 to a pinna, on both sides and terminal on the segments; indusium 

 divided down nearly to the base, the valves ovate to lanceolate, the outer 

 edge denticulate (in malayan material). 



Malaya; Polynesia, New Zealand. 



(8) H. siibdemissuin, Chtnst, Bull. Herb. Boiss., VI, 140. 



Like H. demissum, Sw. but the dimensions '/^ X as long; stipes and 

 rachises tender, flexuose, filiform; the segments short, narrowed, less numerous, 

 distant: the valves of the indusium minute. 



lipnines. 



(9) H. badiuBU, Mie. «!• Grev., Hk. Bk., Syn Fil., 60; Hk. & Grev., Ic. 

 Pil., tab. LXXVI; Bedd., Ferns Br.I., II, tab. CGLXXXII; //. javanicum, Spr., 

 var. badium., Bedd., Handb. Ind. Ferns, 53. 



Stipes 5 — 772 c.M. long, slender, winged above. Fronds 10 — 30 c.M. long, 

 5 — 7'/2 c M. broad, oblong or ovate-lanceolate, acuminate, 3-pinnatilid; main 

 rachis broadly winged. Lower pinnae lanceolate-rhomboidal, divided down to 

 a broadly winged rachis into several pinnules on each side, the lowest of 

 which are a few times deeply incised. Ultimate divisions broadly linear, 

 Sori 2 — 12 to a pinna, on both sides and terminal on the segments; indusium 

 neai'ly 2'/2 mM. broad, divided down nearly to the base, the valves rounded, 

 nearly 2 X as broad as long, the outer edge toothed; receptacle very short. 



Malacca; Himalaya. 



* (10) H. paniculiaoriim, JPf., Rac, Flor. Btz., I, 16; V. D. B., 



Hymen. Jav., tab. XXXIX. 



Rhizome filiform, sparingly hairy. Stipes naked, slender, 1 — 3 c.M. long, 

 naked, winged above. Fronds ovate to lanceolate-oblong, 2 — 5 c.M. long, 1 — 

 2V2 c.M. broad, cut down to a narrowly winged rachis. Pinnae spreading or 

 erecto-patent, ovate or suborbicular, deeply pinnatifid. Pinnulae simple, forked 

 or pinnatifid again. Ultimate segments to 3 ra.M. long, + 72 ^^-^i- broad. 

 Colour reddish or brownish. Sori numerous, confined to the uppermost 

 pinnae, very close as to form a panicle; indusium large, reddish, elliptical 

 or broadly obovate, ± 2 m.M. long, ± 1 m.M. broad, joined in the lower 

 half, the valves entire; receptacle schort-columnar, included. 



Malaya; Japan. 



(11) H. ringens Christ, Ann. Btz., XIX, 34. 



Rhizome filiform. Stipes slender, + 1 72 c.M. long. Fronds ovate-elongate. 



