240 37. ADIANTUM. § 1. EU-ADIANTUM. 



(27) A. liisiiiduliiiu, Stv.; A. piibescens, Schk., Krypt. G-ew., I, 

 tab. 116. 



(28) Ik. sitenochlaiiiys, nu. 



Also in Malacca. 



38. HYfOL-EPIS, Bet^Uardi. 



Indusium not rarely consisting of an unmodifled lobe-like outgrowth 

 of the margin of the frond. 



1. ASPIDOTIS. 



(*1) H. tencrifi'ous, Christ, in Philipp. Journ., IIP, 274. 



Rhizome oblique, subcreeping. Stipes tufted, thickened towards the 

 base, angular, sulcate, stramineous, + 25 cm. long, clothed with lanceolate, 

 acuminate, flaccid, pale-brown scales intermixed with subulate smaller 

 ones. Fronds deltoid-ovate, acuminate, hardly narrowed at the base, ± 

 40 cm. long, ± .30 cm. broad, 3-pinnate. Pinnae ± 25 on each side, 

 sessile, opposite, lower ones distant, + 9 cm. apart, highest ones close, 

 lower and medial ovate-lanceolate, hardly narrowed at the base, caudate- 

 acuminate, + 6 cm. broad. Pinnulae spreading, up to 20 on each side, 

 approximate, ovate-lanceolate, acute, + 1 cm. broad, cut down to the 

 costa. Tertiary segments hgulate-lanceolate, up to + 10 on each side, 

 the lowest free, obtuse, + 2'/2 mm. broad, inciso-dentate with 3 — 4 

 ovate, acute teeth on each side. Texture herbaceous, flaccid, diaphanous ; 

 colour pale-green; main rachis pale-yellow, scaly; surfaces, secondary 

 rachises and costae partly puberulous. Sori numerous, 1 on each ultimate 

 segment, submarginal on the anterior side; indusium marginal, round, 

 yellow-brown. — See Copeland's information in Leafl., Ill, 807. 



Mindoro, Mindanao. 



% 2. EUHYPOLEPIS. 



i. Fronds small or middle-sized., at best 3-vinnate. (1) H. alpina. 



