40. PLAGIOGYRIA. 245 



+ 10 cm. long by 1 '/, cm. broad, sessile with a cuneate base, subcren- 

 ulate, cremilate-serrate towards the apex; lower pinnae + 5 cm. long, 

 sessile or short-stalked ; higher pinnae adnate with a decurrent base ' 

 highest confluent and connected with the terminal one. Texture subcor - 

 iaeeous; surfaces naked; veins spreading, simple or forked. Fertile fronds 

 as broad or liroader, with the pinnae contracted, to 15 cm. long by 

 3 — 4 mm. broad. 

 Sumatra. 



4.2a. DOIiYOF»TEEMS, J^. S,nith. 



§ 2. EUDORYOPTERIS. 



(2) D. Iiidens, J. Sm. 



Also in Java. 



(3) O. |ia.|)«iana. Copel., in Philipp. .Journ., VF, 86; D. liidens, 

 J. Sm., var. pluriloba, Rst., MS. in Herb. Bog. 



Stipes + 30 — 40 cm. long, naked, glossy, blackish. Barren fronds 

 rather ovate, + 15 --30 cm. long, 10 — 20 cm. broad, deeply pinnatifid, 

 cordate at the base, the ' costal wing + 1 V2 c™- broad (from edge to 

 edge). Lobes + 4—5 on each side below the acuminate apex, erecto- 

 patent, separated by rather narrow sinuses, the lowest the largest, the 

 next higher simple, lanceolate-oblong, nearly straight, somewhat falcate, 

 ± 1 7j cm. broad at or near the base, narrowed gradually to the 

 acuminate apex, the higher similar but smaller, rather blunt; lowest lobes 

 + 10—15 cm. long, more or less distinctly falcate, deeply pinnatifid on 

 the lower side with + 3 lobes the lowest of which are the longest, and 

 lobed again with + 2 blunt lobes on the lower side towards the base ; 

 edges crisped. Texture coriaceous ; costa and costulae of the basal primary 

 lobes blackish beneath at least towards the base ; veins reticulate ; areolae 

 numerous, small, subhexagonal, oblique, without free veinlets. Fertile 

 fronds similar but the lobes narrower, more falcate, all acute, separated by 

 sinuses as broad as the lobes or broader, the costal wing ± 1 cm. broad. 

 Sori narrow, occupying the whole margin except the apices of the lobes. 



New Guinea. 



