388 62. aTMNOGRAMME, §§§§§§§ SELLIGUEA. 



70. Gr. (Sell.) avenia, Baker ; rhizome creeping, the scales lyiear, dull- brown ; 

 fr. 12-18 in, 1., 1-3 in. br., the point acuminate, the edge entire, the lower 

 half narrowed gradually to the base or a short stout black stem ; texture sub- 

 coriaceous ; both sides naked ; areolce distinct, with free veinlets ; sori in long 

 parallel oblique lines nearly touching the midrib but falling short of the edge. — 

 Gram.mitis, Blume. 



Hab. Malayan Peninsula and Isles. — Habit of the last, but thinner in texture, not 

 wrinkled when dry, the areolae finer, and furnished with free veinlets. 



++ Main veins distinct nearly or quite to the edge. Sp. 71-79' 

 A. Main veins fine, texture of the frond papyraceous. Sp. 71-75. 



71. G. (Sell.) mewhranacea, Hk. ; rhizome wide-creeping, the scales small, 

 linear, nearly black ; st. 2-6 in. 1., nearly naked ; fr. 6-12 in. 1., \-\\ in. br., 

 the point much acuminated, the edge entire, the lower part narrowed very 

 gradually ; texture papyraceo-herbaceous ; both aides naked ; primary veins 

 distinct to the edge, but zigzag and very slender, united by similar transverse 

 veinlets so as to form large hexagonal areolae ; sori in oblique parallel inter- 

 rupted lines, one between each main vein. — Hk. Sp. 6. p. 159. 



Hab. Malay Isles and Philippines. 



72. G. (Sell.) Wrightii, Hk. ; rhizome firm, wide-creeping, the scales small, 

 linear, dull-brown ; st. 3-4 in. 1., firm, naked ; fr. 12-18 in. 1., l-lj in. br., the 

 apex acute, the edge irregularly repand, narrowed suddenly about the middle 

 and below this very gradually into the stem ; texture papyraceo-herbaceous ; 

 both sides naked ; main veins distinct to the edge, but zigzag and very slender ; 

 a/reolce copious, with free included veinlets ; sori in continuous oblique parallel 

 rows one between each main vein. — Hk. Sp. 5. p. 160. t. 303. 



Hab. Loo Choo and Formosa. 



73. G. (Sell.) regularis, Baker ; rhizome creeping, the scales J in. 1., ovate- 

 lanceolate, snbferruginous ; st. 1-6 in. 1. ; fr. dimorphous, the barren ones 

 15 in. 1., 2\ in. br,, elongate-oblong, narrowed gradually to both ends, the edge 

 entire, the fertile ones 8 in. I., 2 in. br. ; texture papyraceous ; both sides naked ; 

 main veins 2-3 lin. apart, the areolae.copious, subquadrate, the main ones divided 

 into distinct secondary ones with free veinlets ; sori in single interrupted or con- 

 tinuous rows between the main veins. — Polyp. Mett. Fil. Ind. 2. p. 225. 



Hab. Borneo, Korthala. 



74. G. (Sell.) macrophyUa, Hk. ; rhizome creeping, the scales lanceolate, dull- 

 brown ; ^. 2-6 in. 1., naked ; fr. 12-18 in. 1., 3-4 in. br., narrowed gradually to 

 both ends, the edge entire ; textwre papyraceous ; main veins distinct but slender 

 and zigzag, with copious uniform subquadrangular areolae with free veinlets 

 between them ; sori in single continuous or slightly interrupted rows between 

 the main \evDB.—Iik. Sp. 5. p. 159. 



Hab. Malay and Philippine Isles and New Guinea. 



75. G. (Se\l.^ spuria. Baker; i-hizome creeping, the scales ovate-acuminate, 

 brown ; St. 9 in. 1., reddish-brown, margined upwards ; fr. 1 ft. 1., 3 in. br., 

 ovate-oblong, the base cuneate, the point bluntish, the edge subrepand ; texture 

 papyraceous ; both sides naked ; main veins straight, prominent, 3-4 lines 

 apart ; areolce irregular, the main ones divided, and those again sometimes 

 subdivided with free veinlets ; sori in single interrupted rows. — Polyp. Mett. Fil. 

 Ind. 2.JB. 226. 



Hab. Celebes, Forsien, 



