36. TAPEiNicroM. 235 



toothed; sori partly terminal on the lobes partly at the base of the 

 teeth. — Papua (New Mecklenburg). 



(4) T. nniboiiiciise. C. Chr. 



Differs from T. gracile v. A. v. R. forma decomposita in having the 

 leaflets lanceolate, more copiously lobate-dentate, with the soriferous teeth 

 or lobules obhquely triangular. 



3T. ADI^INTUM, I^inn^. 



§ 1. EU-ADIANTUM. 



(ba) A. scabi'ipes, Copel., in Philipp. .Journ., VII'-^ 55, tab. V. 



Rhizome densely clothed with short, black-purple setae. Stipes black- 

 brown, naked, glossy, as are the rachises, scaly and finally roughish 

 towards the base. Fronds deltoid, ± 15—20 cm. each way, pinnate 

 with + 1—3 branches on ech side below the terminal one, the lower 

 branches whether or not forked at the base. Leaflets numerous, dimidiate, 

 oblong, + 1 — 1',4 cm. long, rounded at the apex, the upper and outer 

 edge cartilagineo-denticulatae ; terminal leaflets subulate-lanceolate. Texture 

 coriaceous; surfaces glossy; under surface slightly copper-coloured when 

 seen by oblique light. Sori commonly solitary on the leaflets, transversely 

 oblong, sometimes interrupted; sporangia springing from the veins and 

 parenchyma; indusium broad, coriaceous. 



Mindanao. 



(56) A. H.ingii, Copel., in Philipp. Journ., IX^, 5. 



Stipes aggregate, purple-black, glossy, to 10 cm. long, densely hairy, 

 the hairs purple-black. Fronds 2-pinnate, with a terminal branch to ± 

 10 cm. long and a few lateral branches. Leaflets petiolulate, shghtly 

 lobed, minutely toothed, to 10 mm. long by 7 mm. broad, trapezoidal or 

 the smaller obovate or suborbicular. Texture coriaceous; surfaces naked; 

 veins flabellate. Sori few, 1 — 3 mm. broad; indusium firm. 



Neiv Guinea. 



{6a) JL. serratifoliuiii, ». A. ». R., in Bull. Btz., 1912, VII, 1. 

 Near A, diaphanum Bl. but the leaflets relatively long and -narrow. 



