142 14. DENNSTAEDTIA. 



into oblong-rhomboidal pinnulae 6 — 9 m.M. long, 4 — 5 m.M. broad, ^ 

 are truncate at the base on tbe lower side. Both surfaces naked; veins 

 flabellate. Sori solitary at the upper margin of the pinnulae; indusium 

 shaped, firm. 

 New Guinea. 



(2) ? O. resinifera, Mett., Ann. Mus. Bot. L. B., IV, 

 Cheilanlhes resinifera, BL, Enum., 158; Hypolepis resinifera, Hk., Spec. 

 II, 65. 



Stipes rough. Fronds 2-pinnatifid towards the apex, 5-pinnatifid a 

 base. Pinnulae sessile, lanceolate, acuminate, deeply pinnatifid, the h 

 ones conQuent. Segments oblong, obtuse, inciso-crenate, subaurieulate a 

 upper base. Texture subeoriaceous ; main rachis tomentose above; under 

 face resinoso-punctate. Sori solitary at the inner edge of the crenulat 

 indusium dentiform. 



Java. 



(3) O. eryihrorachis, IHeU, in Engl. & Prantl, Nat. Pfl.I 

 I*, 218; Dicksonia eryfhrorachis, Christ, Ann. Btz., XV, 86, tab. XIII, fig. 7, £ 



S tipoo oroct) poliEhod liko the raobioon, olightly aouloato op murioato b i 

 -tj Fronds large, deltoid-ovate. Pinnae spreading, straight, the lowej 



g 50 c.M. long. Pinnulae linear-lanceolate, acuminate, sesgilerto + 6 c.M. 



"2^ and to + 2 c.M. broad, rather approxim^ie<tGe lower part cut Aav, 



s the rachis into 5 — 8 close ultimate.--l€allels, the apex pinnatifid. Le; 



<B ovate-rhomboidal, erecto-paJfiBtf's%hlly lobed, bearing the sori in the sin 



^ Texture rigid ; syjjiacgsglaucous, the under one paler oolourod than the w 



one. Sfljii-Small, 1 — 5 to a leaflet; indusium brownish, glossy, sabglobos 



Golobm, Now Gt w 'woa. ■ . i i 



(4) D. aiiipla, Beda., Journ. of Bot., XXXI, 227 ; Dic/tsonia at 

 Bk. Journ. of Linn. Soc, Bot., XXII, 225. See Supplement 1. 



Rhizome creeping, clothed with dark-coloured scales. Fronds +120 

 long or longer, deltoid, 5-pinnate. Pinnae oblong-lanceolate, the lowest 

 60 — 90 c.M. long, + 50 c.M. broad. Pinnulae lanceolate, multijugate 

 down nearly or quite to the costa into oblong, parallel, adnate, close ulti 

 segments 4 — 5 m.M. broad. Texture moderately firm ; rachis brown, unar 

 pubescent, canaliculate; surfaces naked; costulae pinnate; veins 6 — 8 on 



