184 22. DEYOPTERIS. § 2. NEPHEODIUM. 



costulae veins, parenchyma and indusia) copiously liairy with short or 

 long, whitish hairs, and glandular with minute, subglobose, yellow glands 

 which are provided with a minute, blackish depression at the tip. Stipes 

 tufted, + 5—15 cm. long, glabrescent towards the base, furnished with 

 distant, auricle-like, reduced pinnae passing gradually into the normal ones. 

 Fronds lanceolate-oblong, ± 20 — 40 cm. long (exclud. the auricles), 

 acuminate, narrowed gradually to the base. Pinnae numerous, nearly 

 close, more or less spreading, linear-lanceolate, the central ones the 

 largest, + 4—8 cm. long, acuminate and subentire at the apex, cut + 

 Vj-way down to the costa, + 1 — 1', cm. broad, truncate-cuneate at the 

 base. Lobes numerous, su-bspreading, subfalcate, subacute, + 2 mm. 

 broad, the lowest not rarely a little longer than the others. Texture 

 firm-herbaceous; costulae pinnate in the lobes; veins simple, 4 — 5 on a 

 side, the 1 — 2 lowest anastomosing. Sori small, medial; indusium 

 deciduous. 



New Guinea. 



(109(i) See No. 996 (handb., p. 820). 



(llOffl) D. angustipes, Copel., in Philipp. Journ., VIF, 60. 



Rhizome short, the scales brown. Stipes 1—2 cm. long, firm, scaly. 

 Fronds + 80 cm. long, 20 cm. broad, the rachis stramineous, grooved, 

 glabrescent except in the groove. Central pinnae horizontal, approximate, 

 sessile, 1 '/4 — 1 '/i cm. broad, acaminate, the base auricled on the upper 

 side, the edge cut + '/r'^^y down to the cesta into subfalcate lobes 

 2 — 2 '/j mm. broad ; lower pinnae moderately suddenly reduced to many 

 pinnatifid auricles. Texture membranaceous; upper surface sparingly 

 white-hairy; lower minutely appresso-pilose on the costae, costulae and 

 veins, otherwise minutely glandular ; costae glabrescent ; veins + 7 on 

 a side, the 1 — 2 lower anastomosing. Sori small, medial; indusium 

 persistent, naked or hairy, glandular in the centre. 



Borneo. 



(Ilia) D. iodayensis, CKt-igt. 



Specimens received from the Philippine Islands difl'er from Christ's 

 diagnosis in having the fronds larger, the pinnae to + 25 cm. long and 

 2^/4 cm. broad, truncate at the base, the lobes oblong, not or hardly 

 ■falcate, blunt, to 4 mm. broad, the upper surface quite naked except on 



