69. VITTARIA § 1. EHVITTARIA. 8S7 



broad, long-acuminate, with the margin distinctly crenulato-undulate. Texture 

 flaccid; colour livid-glaucous; costa distinct, white; veins few, very oblique, 

 nearly parallel to the costa. Fertile fronds flat, entire. Sori marginal, the lips 

 of the grooves + 1 m.M. broad, whitish. 

 Luzon. 



* (9a) \. Bensei, «. A. ». n.. Bull. D6p. Agr. I. N., i908, XVIII, 

 19; XXI, tab. II, fig. 1, a— e. 



Rhizome short-creeping, rather climbing, the scales dense, thin, dark-brown, 

 narrowed gradually from the base to a fine, acuminate point, the margin 

 serrulate. Fronds sessile, approximate, few, ± horizontal, ±10 c.M. long, 

 forked near the narrowed base. Segments linear, falcate, ± decurved, 2 — 3 

 m.M. broad, bluntish or acute, simple or forked again. Texture coriaceous; 

 costae indistinct; veins hidden. Sori long, continuous; lips of the grooves equal. 



Java {Preanger Regencies, Capt. H. L. Bense). 



(96) V. Merrillii, Christ, Philipp. Journ., II, 174. 



Rhizome horizontally creeping, hardly branched, not caespitose, clothed 

 with erect, black-brown setae. Stipes distant, pendulous, setulose at the base, 

 slender, flexuose, fusco-stramineous, ± 20 c.M. long. Fronds ± 60 c.M. or 

 more long, 1 — 2 c.M. broad, linear, narrowed gradually to the base, simple 

 and acuminate, but the apex often 2 — 4-fid, the segments falcate, acute, ± 1 '/a 

 c.M. long. Texture flaccid; colour pale-green, opaque; costa slender, often in- 

 conspicuous. Sori narrow, strictly marginal, with the lips of the grooves 

 pale-coloured. 



Mindanao, Mindoro. 



% 2. TAENIOPSIS. 



1. Prondi clothed with long, whitish, stiff hairs. (lOa) V. hirta. 



±.±. Fronds minutely puberulous. (106) V. subcoriacea. 



1.1.2. Fronds naked. 



9. Fropds to 4 m.M. broad. 



3. Fronds under 2 m.M. broad, the point acute or acuminate. 

 +. Fronds erect, iO—45 c.M. long, at best 4? i m.M. broad. 



(11a) V. parvula. 

 (116) V. alternans, 



