66. SYN6RAMMA. ^ 5. DICTYOGRAMltE. ^4^ 



Fronds pinnate, sometimes 2-pinnate at the base. 



+. Pinnae short, herbaceous, unequal-sided at the base. Sari free. 



(13) S. Boerlageana. 



+.+. Pinnae long, rather coriaceous, narrowed gradually at the base. Sari 



often confluent. (14) S. pinnata. 



(11) S. lanceolata, meU (not J. Sm.), in Engl. & Prantl, Nat. 

 'fl.Fam. I*, 257; Hemionitis lanceolata, Hk, Hk. Bk., Syn. Fil., 398; Hk., 2"* 

 lent, of Ferns, tab. LV; S. Hooken, C. Chr., Ind. Fil. 



Rhizome short, ascending. Stipes 15—23 c.M. long, firm, erect, brown, 

 laked, glossy. Fronds 15 — 25 c.M. long, 5% — 6V2 c.M. broad, ovate or 

 blong-lanceolate, the point acute, the edge entire or repand, the base nar- 

 owed. Texture coriaceous; surfaces naked; midrib distinct; areolae copious, 

 longate, oblique. Sori copiously reticulate. 



New Guinea; Fiji. 



(12) S. Oosei, J9iel*, in Engl, k Prantl, Nat. PH.Fam., I*, 257; 

 Jemionilis Hosei, BR., Journ. of Bot., XXIX, 108. 



Rhizome stout, short-creeping. Stipes naked, glossy, castaneous, 15 — 30 

 M. long. Fronds simple, lanceolate, + 30 c.M. long, 3*/2— 5 c.M. broad at 

 he middle, more or less rounded at the base. Texture subcoriaceous ; sur- 

 aces naked; veins fine, distinct, ^recto-patent, anastomosing in the barren 

 ronds mainly in the outer %, but in the rather narrower fertile fronds, in 

 Fhich the slender sori are confined to a band ± \ c.M. broad remote from 

 loth midrib and edge, they anastomose copiously. 

 Borneo. 



* (13) S. Boerlageana, «. A. «. n.. Bull. D6p. Agr. I. N., i908, 

 lVIII, 19, tab. Ill (the paraphyses not quite correct). 



Stipes tufted, naked, ± 13 — 25 cM. long, firm, erect. Fronds pinnate, 

 fc 10—15 C.M. long, triangular, G— 12 c.M. broad. Terminal pinna ± 3 — 6 

 .M. long, simple, lanceolate or more commonly hastate, \\ — 4 cM. broad, 

 larrowed gradually towards the bluntish apex, the base broadly cuueate, the 

 iteral lobes spreading, deltoid, blunt; lateral pinnae in 3—5 pairs, the lowest 

 he largest, 1 '/j — 2'/s c.M. broad, spreading, unequal-sided, the upper base broadly 

 uneate, truncate or cordate, the lower more narrowly cuneate, the apex gradu- 

 lly narrowed, blunt, the edge slightly irregularly wavy ; higher pinnae ereclo- 



FiLicGs. 35 



