﻿738 86a. LEPTOCHILUS. § 1. POECILOPTERtS. 



Rhizome stout, creeping, scaly. Stipes of barren fronds 2*/2 — 5 c.M. 

 long, clotiied wifb soft, brownish or reddish, spreading hairs. Barren fronds 

 oblong, 7 — 10 c.M. long, o% — 6 c.M. broad, with an ovate or oblong, large, 

 blunt, bluntly lobed terminal pinna, the lobes sometimes reaching to ^n-yvsLj 

 down to the costa. Below this usually a single pair of small, sessile, round- 

 ish or ovate, spreading, auricled segments, blunt at the apex, + truncate 

 or subcordate at the base. Texture thinly herbaceous; main veins distinct 

 to the edge; veins hairy beneath; areolae copious, with free veinlels. Fer- 

 tile fronds ternate, on slender stipes 15 — 25 c.M. long, naked except at the 

 base; terminal segment linear, 2'/^ — 5 c.M. long, + 272 m.M. broad, entire; 

 lateral segments erecto-patent, similar but shorter. 



Trop. Asia. 



(8) Ij. inconistaiis, C. Chr., Ind. Fil. ; Gymnopteris inconstans, 

 Copel., Polypod. Philipp., 43; L. heleroclilus, C. Chr., var. inconslans, Christ 

 Philipp. Journ., II, 160. 



Rhizome wide-creeping, scaly. Sterile fronds rarely simple, often pinnate, 

 4-8 c.M. or sometimes more long, linear, lanceolate, oblanceolate or ovate, 

 on stipes 1 — 3 c.M. long, Ihe stipes slender, scaly or naked; terminal pinna 

 commonly very long, narrow, proliferous; lateral pinnae 2— 6-jugate, erecto- 

 patent, commonly obovate, rarely orbicular or lanceolate, obtuse, entire or 

 rarely serrate, ± decurrent; veins inconspicuous; areolae few, with free 

 veinlets. Fertile fronds linear, on stipes 3 — 10 c.M. long, pinnate, the stipes 

 erect, filiform, naked above, the pinnae 2 — 4-jugate, distant, the lowest some- 

 times stalked, orbicular or oblong, entire, 1 — 4 m.M. long; free veinlets 

 few or none. 



Luzon. 



(9) Ij. prolifer, C. Chr,, Ind. Fil.; Polyhotrya prolifera, Bory. Bel., 

 Voy. Bot., IL 18; Poecilopteris prolifera, Pr., Epim., 172. 



Stipes naked, subtrigonal, twisted, ± nVj c.M. long. Fronds dimor- 

 phous. Barren fronds pinnate with + 5 pinnae on each side below the often 

 proliferous terminal one, + 22 '/2 c.M. long. Pinnae alternate, 7 — 10 c.M. 

 long, ± 2^/2 c.M. broad, acuminate, ovate-oblong, short-stalked, truncate at 

 the base, the edge broadly and bluntly crenate, the crenations finely toothed. 

 Colour pale-green; veins whitish and very conspicuous beneath. Fertile fronds 

 with the pinnae linear, pale-reddish, slightly twisted. 



New Guinea; Br. India. 



