﻿22. DRYOPTERIS. 231 



§ 3. CYCL080RUS. 



*. Fronds iO — 30 c.M. long. Rachis hairy. (120) D. Blumei. 



5tc.>tc. Fronds 60 — 90 c.M. long. Rachis naked. (1^1) D. nephrodioides. 



(120) D. Blumei, v. a. ». K./ B. canescens, C. Chr., Ind. Fil, p. p. ; 

 Nephrodium Blumei, J. Sm., Journ. of Bot., Ill, 411; N. subdimorphum, Christ, 

 Fil. Saras., I, 16; N. canescens, Christ, Copel., Polypod. Philipp., 27, p. p.; 

 Aspidium canescens, Christ, forma nephrodiiformis, Christ, Ann. Btz., XV, 130 — 131. 



Rhizome short-creeping or erect, nearly naked. Stipes 5 — 20 c.M. long, 

 scaly at the base, + hairy above. Fronds 10 — 30 c.3I. long, with a long, 

 acuminate, terminal pinna 5 — 10 c.M. long, cut to ± Va'^ay down into 

 blunt lobes. Lateral pinnae few or to 14 on each side, alternate, 2 — 6 c.M. 

 long, 1 — 3 c.M. broad, the apex blunt, the edge slightly lobed, the base + 

 adnale to the rachis; lower pinnae deflexed, sometimes much reduced. Tex- 

 ture papyraceous to herbaceous ; surfaces naked, or hairy on the veins ; rachis 

 hairy ; only the lowest veins anastomosing. Fertile fronds often on the longest 

 stipes, with the pinnae sometimes shorter and narrower than in the barren 

 ones. Sori near the main veins or + medial on the veins. 



Celebes, Philippines; Fiji. 



(121) D. nephrodioicleis, O.lUsie, Rev. Gen. PI., II, 811; B. or- 

 bicularis, C. Chr., Ind. Fil.; Aspidium Hookeri, Bk., Hk. Bk., Syn. Fil., 257; 

 A. nephrodioides, Hk., Spec. Fil., IV, tab. CCXXXV. 



Stipes 30 c.M. or more long, naked, erect. Fronds 60 — 90 c.M. long, 

 ± 30 c.M. broad. Pinnae 15—20 c.M. long, ± 1% c.M. broad, cut down 

 to a broadly winged rachis into nearly close, spreading, entire, linear-oblong 

 lobes ± 372 iw-M. broad. Texture herbaceous, rachis naked, substramineous ; 

 veins slightly hairy, about 10 on a side, the lowest pair uniting. Sori nearer 

 the edge than the midribs; indusium membranaceous, reddish in the centre, 

 scariose in the outer half. 



Malaya. 



23. M:ESOCHLAJE]>r^\., K. Brotvn. 



Sori oblong, medial on the veins. Indusium oblong, fastened by its longi- 

 tudinal axis, opening all round the edge. 



