1. CYATHEA. 



21 



3-pinnatifid. Pinnae lanceolate, short-stalked. Pinnulae sessile, + 7 c M. long, 

 + 17 m.M. broad, linear-oblong, the apex narrowed, obscurely serrate. Lobes 

 close, linear-oblong, slightly falcate, entire,! serrate at the obtuse apex. Texture 

 coriaceous; upper surface hirsute or furfuraceous on the costae, under one 

 scaly on the costulae; veins tine, forked. Sori olocc to the coBtao, 1 on oaoh 

 eido of tho oostulao; indusium firm, membranaceous, cupuliform, the mouth 

 constricted, + repand, afterwards cut down irregularly. 

 Java. 



a 



I a> 



a 



' >; 



"a 

 a 



a 



(17) C. ILorthalsii, Men., Hk. Bk., Syn. Pil., 25; Mett., Ann. Mus. 

 Bot. L. B., I, 57. I See j Supplement 1. 



Fronds a . pinnatifidj main rachis hardly n o du lo se, s bor t. ferrugineo . tomontg{i 



above. Pinnae 30 — 45 c.M. long, subsessile, elongate-oblong. Pimyrist^a — 8 

 c.M. long, 1 — 2 c.M. broad, sessile, oblong, acuminatCj^Jifl'^int bluntish, 

 the edge deeply pinnatifid. Lobes oblong, appTojisaafeTsubfalcate, subentire, 

 obtuse, narrow. Texture firm, chartacejjjwfcolour deep-green above, paler 

 beneath; rachises slightly scfllv^ictfeath, ± hirsute above; upper surface 

 ferrugineo-hirsute on tjiejeeiSfae, under one sparingly buUato-paleaceous ; veins 

 visible, s]enden^.«Mique, the lower forked. Sori more or less copious, close 

 to the^^estulae, chiefly in the lower part of the lobes; indusium firm-mem- 

 j ianacoou s , falling away in fragments 

 Sumatra, Java, Celebes. 



* (18) C crenulata, JW., Rac, Plor. Btz„ 1,36; C.excelsa,Kze{Ta.oi 

 Sw), Bot. Zeit., 1848, 284. [See [Supplement 1. , 



Fronds 5 ' pinnatifid; main rachJB ferrugineo - tomontOBO abovo liko tho ooogt 



dary ones and the costae. Pinnae subsessile, to 50 c.M. long, toJil-edCm'oad, 

 oblong, acuminate; Pinnulae oblong-lanceolate, short-acu^iHtrtSTS— 1 c.M. long, 

 to 2 c.M. broad. Lobes approximate, oblong^^jybaCiite, subfalcate, + 3 m.M. 

 broad, slightly crenate, subdistinct. T^^fttife subcoriaceous ; colour dark-green, 

 paler beneath; veins -to -i>--11j on each side of the costulae, forked. Sori 

 close to the cosJjitecT^cupying the 1 1 ^ 5 lower' veins ; indusium membrana- 

 ceous, fliajf-soMi breaking into very irregular lobes. Under surface sparingly 



^y nn fho pnctillgp _ , ' ' 



Java. 



♦ (19) C orientalis, Moore, Rac, Flor. Btz., l,51;C.arborea,Sm., 

 var. pallida, Hassk., Obs. Fil. Jav., I, 15. | See Supplement 1. 



Fronds large, ovate-lanceolate, to 2'/2 M. long, to 1 '/^ M- broad, 3-pinnatifid ; 



