﻿534 37. ADIANTUM. § 1. EU-ADIANTUM. 6. PEDATAE. 



broadly ovate, 12 — 15 c.M. each way, pedato-subdichotomous with the main 

 divisions flabellately branched. Central branches 15 — 25 c.M. long, 1 — 2^/2 

 c.M. broad. Leaflets 72 — ^V4 c.M. long, 3 — 10 m.M. broad, dimidiate, sub- 

 rhomboidal, rather broader on the side nearest the stipe, the outer edge bluntly 

 rounded or oblique, upper and outer margin often crenate, finely toothed; 

 lower leaflets slightly stalked. Texture subcoriaceous; rachises and both surfaces 

 hispid. Sori roundish, contiguous round the upper and outer edge; indusium 

 obreniform, hairy. 

 Paleotropical. 



(28) A., stenocblamys, JKfc., Ann. of Bot., V, 209. 



Stipes long, naked, wiry, nearly black. Fronds pedate, deltoid, 3-pinnate, 

 ± 15 — 25 c.M. each way. Terminal leaflets cuneate, 1 — 2 c.M. broad, shal- 

 lowly lobed, crenate round the upper edge; lateral leaflets subrhomboidal, 

 short-stalked, little longer than broad, the upper and outer edge shallowly 

 lobed and crenate, the inner edge inflexed so that it is imbricated over the 

 rachis. Texture firm; surfaces naked. Sori 6 — 8 to a leaflet; indusium firm, 

 narrow. 



Borneo. 



* (29) A. flabellulatum, i., Rac, Flor. Btz., I, 146; Bedd., 

 Ferns S.I., tab. CCXVIII; A. amoenum, Hk. Sf Grev., Ic. Fil., tab. CIII. 



Rhizome erect, short, clothed with narrow, lanceolate scales. Stipes 

 erect, strong, polished, dark, naked, to 25 c.M. long. Fronds irregularly 

 broadly ovate, to + 20 c.M. or more long and to + 15 c.M. or more broad, 

 pedato-subdichotomous and the branches once or twice branched again. Central 

 branches to 20 c.M. long, to Vj^ c.M. broad. Leaflets to ± 10 m.M. broad 

 and to + 7 '/a m.M. deep, flabellato-cuneate to dimidiate, the base truncate, 

 rounded or cuneate the upper and outer margin rounded, entire or slightly 

 or finely toothed. Texture coriaceous, rachis naked or tomentose above, sur- 

 faces naked. Sori in several transversally oblong patches round the upper 

 and outer edge, contiguous, often confluent. 



Trop. Asia, China, Japan. 



3S. H[YI»OLiEr*lS, Bemhurdi. 



Sori round, subterminal on the veins on a thickened receptacle, sub- 



