﻿S5. ASPLENIUM. § 5. EU-ASPLENIUM, 475 



Vai*. SufovemMStiiiM: Reduced form; fronds 30 — 43 c.M. long, much 

 divided, on slender stipes. Leaflets ± 5 m.M. long or sometimes longer, 

 triangular, flabellate. Sori small, 2—3 to a pinnula (leaflet). 



Malaya; — var. subvenustum: Luzon. 



a,a. 



% 4. DAREA. 



Fronds small, to iO c.M. long. 

 h. Ullimale segments obtuse. 



c. Fronds 2\ — 4 c.M. long, rachis and margins beset with deciduous, 

 black bristles. (76) A. Beccarianum. 



c.c. Fronds 6 — iO c.M. long, rachis and margins not bristly. 



(11) A. Lauterbachii. 

 b.b. Ultimate segments rather acute. (78) A. dichotomum 



Fronds larger, i2 — 60 c.M. long ivhen fully developed. 

 1. Stipes tufted. Loivest secondary segments simple or forked. 



2. Pinnae 6—12 on each side, subdeltoid, the apex narroived; secon- 

 dary segments few. (79) A. obtusilobum. 

 2'2. Pinnae many to numerous, linear-oblong, the apex rounded; secon- 

 dary segments many. (8'') A. Belangeri. 

 1.1. Stipes scattered. Loivest secondary segments rather copiously pinnate. 



(81) A. scandens. 



(76) A. lSeea?arianuiii, Ces., Fel. Becc. Polin., 4 & 7. 



Rhizome wide-creeping. Stipes approximate, placed in distant groups, 

 erect, + 2 '/a c.M. long, naked, filiform. Fronds oblong or ovate, + 272 — 4 

 c.M. long, 2-pinnate. Pinnae 8 10 on each side, the segments cuneate, obtuse 

 at the apex, the margin entire or indistinctly crenate with few (1 — 5) crena- 

 tions, beset with fugacious, black bristles. Texture weak; rachis bristly like 

 the margin of the pinnae when young. Sori 1 to each ultimate segment. 



New Guinea. 



* (77j A. Liauterliaclili, Christ, Sebum. & Laut., Flor. deut. 

 Sch.geb., 130. 



Rhizome wide-creeping, slender, sparingly scaly, bearing distant groups 

 of fronds. Stipes green, sparingly scaly, ± 3 — 8 c.M. long. Fi'onds ± 6 — 10 

 c.M. long, + I Vi — 2 c.M. broad, lanceolate, acuminate, pinnate. Pinnae 



