1i. (jTClOPHOaUS. § 1. NIPHOBOLHS. 688 



main veins very distinct, distant, oblique. Sori numerous, contiguous, occu- 

 pying the upper Vs— Va of the frond or more. 

 New Guinea. 



* (12) C. nummularifolius, C. Chf., Ind. Fil.; Polypodium 

 nummulariaefolium, MetL, Rac, Flor. Btz., 1, 101 ; A&ostichum nummularifolium, 

 Sw., Bl., Flor. Jav., II, 33, tab. XI, fig. 1 — 2 ; Niphobolus nummulariaefolius, 

 J. Sm., Gies., Niph., 179; Bedd., Ferns Br.I., II, tab. CCCXX; — var. rufus, 

 V. A. v. R., Bull. D^p. Agr. I. N., 4908, XXI, 8. 



Rhizome slender, creeping, the scales roundish and peltate at the base, 

 long, linear, acuminate at the point, + ciliate, erect or erecto-patent, white 

 or afterwards brownish or blackish. Fronds dimorphous. Barren fronds on 

 stipes 1 — 2 m.M. long, placed closely in 2 opposite rows, ± adpressed 

 to the substratum, suborbicular, '/s — ^ c.M. each way, the base obliquely 

 cordate, truncate or rounded. Texture lleshy; stipe and upper surface cover- 

 ed with scattered, deciduous or persistent stellate hairs, lower side densely 

 clothed with white or brownish tomentum. Fertile fronds oblong, l^j — 4 

 c.M. long, 5 — 7 m.M. broad, on stipes 2^20 m.M. long, scattered, the apex 

 rounded, the base cuneate. Sori in 3 — 4 rows on each side, + confluent, 

 occupying the whole under surface, immersed among the tomentum. 



'Wav. rnfus: Scales of the rhizome bright-reddish-brown, copiously ci- 

 liate; tomentum bright-reddish-brown, dense. 



Malaya; North. India; — var. rufus: Batu Islands (Raap). 



(15) C obovatus, V. A. V. R.} C. nummularifolius, C. Chr., var., 

 C. Chr., Ind. Fil; Polypodium obovatum. Melt., Rac, Flor. Btz., I, 101; Acros- 

 tichum obovatum, BL, Flor. Jav., II, 55, tab. XI, fig. 3: Niphobolus obovatus, 

 Kze, Bot. Zeit., 4848, 120. 



Very near C. nummularifolius, C. Chr., but the sterile fronds obovate, to 

 1 */j C.M. long, to 7 m.M. broad, cuneate at the base, on stipes ± 1 c.M. 

 long; fertile fronds linear-elliptical, to 3 c.M. long, under S'/i m.M. broad, on 

 stipes to 3 c.M. long. 



Java. 



(14) C lanuginosus, C. chr., Ind. Fil.; Niphobolus lanuginosm, 

 Gies., Niph., 190. 



Rhizome wide-creeping; scales greyish-brown, the base peltate, oblong, 

 the apex long, finely acuminate. Stipes scattered, 2 — 3 c.M. long. Fronds 



