﻿53. DIPLAZIUM. § 1. EUDIPLAZIUM. 401 



the lowest segments shorter than the next in order. Lobes and pinnae bluntly 

 rounded, linear-oblong, to + V2^1 c-M. broad. Texture herbaceous; veins 

 forked. Sori reaching nearly from the midribs (costulae) to Ihe edge. 

 Java {escaped from gardens?); Ceylon. 



* (3) ». porphyroracliis, nieU, in Engl. & Prantl, Nat. Pfl. 

 Fam., I*, 225; Asplenium porphyrorachis, Bk., Journ. of Bot., XVII, 40; Hk., 

 Icon. PL, XVII, tab. MDCL; A. zeylanicum, Ces., Fel. di Bor., 21 ; A. lomariaceum, 

 Christ, Fil. Saras., Ill, 229; Po/y/joiiwrn ^M^ierra/wm, ///?., Hk. Bk., Syn. Fil, 32S. 



Rhizome erect or short-creeping, clothed with lanceolate-acuminate, dark- 

 brown scales at the extremity. Stipes + tufted, firm, slender, 5 — 30 c.M. 

 long, scaly at the base, black-hairy or scaly above, the hairs or scales deci- 

 duous. Fronds 15 — 40 c.M. long, 272 — 672 c.M. broad, lanceolate, acuminate, 

 the apex lobed or toothed, the lower ^/g — % deeply pinnatifid into many or 

 numerous, close, spreading, subfalcale, linear-oblong, blunt, slightly crenate, 

 serrate or toothed segments 8 — 15 m.M. broad, which have not seldom the 

 sides entire and only the apex serrate. Lower segments gradually growing 

 smaller, the 1 — 4 lowest free and deflexed. Texture subcoriaceous ; rachis 

 and under surface slightly covered with scattered scales ; veins distinct, mostly 

 once forked. Sori oblique, parallel, reaching + the edge. 



Malacca, Borneo, Celebes. 



(4) B. chlorophyll um, nedd., Handb. Ind. Ferns, Suppl., 39; 

 Asplenium chlorophyllum, Bk., Journ. of Bot., XXIII, 104. 



Stipes tufted, dull-grey-green, pubescent like the rachis, + 15 c.M. long. 

 Fronds oblong-lanceolate, simply pinnate, ± 30 c.M. long, 10 — 13 c.M. broad. 

 Pinnae ± 20 on each side, close, lanceolate, sessile, acute, crenulate towards 

 the apex, conspicuously auricled on the upper side at the base, the central 

 ones 1 — 1^2 c-M. broad, the lowest strongly deflexed. Texture moderately 

 firm; upper surface minutely paleaceous, under surface densely clothed with 

 minute, linear-subulate scales on the veins ; veins distinct, erecto-patent, deeply 

 forked. Sori not quite reaching midrib and margin ; indusium crisped, narrow, 

 moderately firm, pale-brown. 



Penang; Formosa. 



(5a) W. incomspicuum, Christ, Bull. Herb. Boiss., 2'' Serie, VI, 1000. 

 Rhizome suberect, black. Stipes few, + 20 c.M. long, the base black, 

 clothed with subulate, black-brown scales, the rest rufo-stramineous like the 

 FiLicEs. 26 



