53. DIPLAZIUM. § 1. EUDIPLAZIUM. 261 



surfaces naked ; upper surface olive-green, lower paler ; costae scaly 

 beneath; veins pinnate, the higher forked or simple. Sori long, linear, 

 reaching the margin; indusium thin, broad, entire. 

 Neio Guinea. 



(13) O. palli«luni, Moore} Athyrium pallidum.^ Milde, Copel., in 

 Philipp. Journ., IIF, 298. 



(15) D, liauf anieusc, JSl.; Athyrium fraxinifoliuni, Milde, Copel., 

 in Philipp. Journ., IIF, 299, p. p. 



War. aUcriiifoliiiBM: A form gathered by C. A. Backer has the 

 pinnae much longer, 15 — 20 cm. long. 



(17) D. fialadanense, Copel.; Athyrium palauanense, Copel., in 

 Philipp. .Journ., IIF, 299; — var. apoense, Copel., in Leafl., Ill, 817. 



War. apoense: Pinnae often stalked, serrulate, truncate at the 

 base, sometimes pinnate; rachis proliferous. 



(19) D. cnltratuui, Pr.f Athyrium cuUratum, Milde, Copel., in 

 Philipp. Journ., IIF, 298. 



(20) O. creBaato-serratuni, Moore; Athyrium crenato-serratum, 

 Milde, Copel., in Phihpp. Journ., IIF, 298. 



(22) D. liObbianuni, Moore. 



A specimen from Java, occurring in the Buitenzorg Herbarium, is 

 distinguished by the following characters. Stipes 40—60 cm. or more 

 long, sparingly scaly towards the base, the scales deciduous, linear-subulate, 

 dark-brown, shortly toothed, the teeth horizontal, black-castaneous, simple 

 or more commonly hamato-2-M. Fronds to 50 cm. or more long. Pinnae 

 remote, the terminal one simple or pinnatifid, the higher the smallest, 

 sessile, obliquely rotundate or rotundate-cuneate at the base, the lower 

 short-stalked, gradually long-acuminate, with the upper base rounded or 

 rotundate-cuneate, the lower base a little shorter, rotundate-cordate or 

 truncate-cordate. Rachis and costae fibrilloso-tomentose above. Sori 

 long, reaching nearly the midrib but not the margin, accompanied by a 

 few scattered shorter ones. 



