69. VITTAEIA. 337 



distinctly differentiated from the margin of the frond, forming 

 a more or less elevated submarginal ridge. 



1. EUVITTARIA. 



(3) V. angustifolia, si.; V. elongata, Sio., var. angustifolia, Rst., 

 in Nov. Guin., VIII, Bot., 781. 



A plant from Neio Guinea, cultivated in the Buitenzorg Gardens, 

 agrees with this except that the rhizome scales are dark-brown or blackish. 



(4a) W. nervosa, Christ, in Nov. Gain., VIII, Bot., 156. 



Rhizome short. Fronds caespitoso-fascicnlate, linear-lanceolate, narrowed 

 into a short stipe, + 8—12 cm. long, + 4 — 6 mm. broad at the middle, 

 clothed at the base with a few rigid, brown, glossy, subulate scales, the 

 apex acuminate. Texture rigidly coriaceous ; colour black-green ; costa 

 slender; veins very prominent above, rather hidden beneath, simple or 

 forked, very oblique, subparallel to the costa. Sori confined to the upper 

 half of the frond, marginal, continuous or interrupted ; lower lip of the 

 groove narrow; upper + twice as broad. 



Neio Ghiinea. 



(7) V. elongata, Sw.; -^ var. alpina, Christ, in Philipp. Journ., 

 IIF, 275. 



Forma late-labiata (v. A. v. R., in Bull. Btz., 1912, VII, 28): Like 

 the type but the fronds with the base much narrowed, stipitiform, and 

 the upper lip of the soral grooved much broader than the lower, twice 

 as broad. — New Guinea. 



Var. aipigaa: Fronds 20—25 cm. long, + 11 mm. broad, densely 

 caespitose, soriferous towards the apex only. — Mindoro. 



{9b) W. Merrillii, Christ. 



Also in Luzon, Negros. 



2. TAENIOPSIS. 



(ilb) W. alteriians, Copel. 



Also in Negros. 

 Ferns and Fern Allies. ' 22 



