22. DRYOPTEHIS. § 1. LASTKEA. 161 



the longest or equalling the following, + 1 '1^ cm. broad, cut down very 

 nearly to the costa into entire, spreading, linear-oblong lobes, those of 

 the barren fronds the broadest. Texture herbaceous; rachis and both 

 surfaces naked; costulae pinnate; veins forked or the higher simple. 

 Sori small, not confluent, in rows nearer the recurved edge than the 

 costulae; indusium small, caducous, glanduloso-pilose. 



Malacca; South and North India, Centred China, Temp. Asia, Europe, 

 Temp, and Trop. Africa, America, New Zealand. 



(31(?) O. tainatana, C. (Jhf., Ind. Fil., Suppl. ; D. Kingii, CopeL, 

 in Philipp. Journ., VF, 73. 



Near D. syrmatica 0. Ktze. — Stipes fuscous, + 30. cm. long, clothed 

 towards the base with long, linear scales, the upper part nearly naked 

 like the rachis. Fronds ± 30 cm. long, 15 cm. broad. Lower pinnae 

 hardly reduced; largest pinnae + 10 cm. long, 2 — 2*1.^ cm. broad, 

 subsessile, acuminate, cut down nearly to the costa. Lobes + l'^ cm, 

 long, ± '/2 cm. broad, falcate, acute, separated by acute sinuses. Texture 

 coriaceous; surfaces nearly naked; veins 5 — 6 on a side, forked. Sori 

 medial ; indusium 



New Guinea. 



(32fl.) D. aureo-viridis, nst., in Fed., Rep., XIII, 216. 



Rhizome erect, provided with linear-lanceolate, brown, hair-pointed, 

 minutely denticulate scales. Stipes tufted, 2.5—30 cm. long, sparingly 

 scaly at the base. Fronds triangular-lanceolate, ± 25 — 60 cm. long by 

 15 — 30 cm. broad, acuminate, 2-pinnatifld. Pinnae to + 16 on a side 

 below the pinnatifid apex, straight or subfalcate, sessile, spreading; lower 

 pinnae largest, to 16 cm. long by 3 cm. broad, slightly contracted at the 

 base, with the segments horizontal, hnear, bluntish, entire or subcrenulate ; 

 lowest pinnae with the lowest posterior segment somewhat elongated, to 

 I'/a cm. long by 3 — 4 mm. broad and distinctly serrate-crenate. Texture 

 herbaceous; colour yellow- green or yellow (when dry?); axes short-hirsute 

 above, beneath sparingly short-hairy, as are the veins; veins to 9 on a 

 side, once or twice forked. Sori medial, occupying the lowest anterior 

 veinlets; indusium often evanishing, reniform, glandulose-fimbriate. 



Sumatra. 



(34) D. fliix luajS, Schott. 



War. parallelograiniua : Also in Luzon, Java. 

 Ferns and Feen Allies. 1 1 



