﻿86a. LEPTOCHILUS. % 1. POECILOPTERIS. 745 



nearly naked. Barren fronds varying from simple, + 30 c.M. long, ± o'/i — S 

 c.M. broad, to copiously pinnate, 60 c.M. long, 50 c.M. broad, with several 

 linear-oblong, entire or subrepand pinnae on each side, which are sometimes 

 15 — 28 c.M. long, + 5 c.M. broad. Texture subcoriaceous ; rachis and sur- 

 faces naked; main veins distinct nearly to the edge, with copious free vein- 

 lets in the areolae. Fertile fronds similar, but smaller. 

 Malaya; Fiji. 



(18) li. scalpturatlis, C. Chr., Ind. Fil.; Acrostichum coslalum, 

 Wall., Hk., Spec. Fil., V, 262; Gymnopleris coslata, Bedd., Copel., Polypod. 

 Philipp., 44 ; Poecilopteris coslata, Moore, Ind., 8 ; Heleronevron scalpturalwn, 

 Fee, (oldest name). 



Rhizome creeping, bearing subulate scales. Stipes 45 c.M. or less long. 

 Fronds 60 c.M. or more long. Pinnae up to 35 c.M. long and 8 c.M. broad, 

 stalked, acuminate, entire, crenate or sinuate. Texture subcoriaceous; surfaces 

 naked; main veins prominent, close; areolae and excurrent included veinlets 

 copious. Pinnae of fertile fronds smaller and more coriaceous. 



Philippines; North. India, Burmah. 



$ 2. CHRYSODIUM. 



a. 



Fertile fronds simple, as are the barren ones. 

 h. Barren fronds small, under 7*/^ c.M. long. 



*. Fertile fronds obtuse. (19a) L. minor. 



i(..if. Fertile fronds acuminate. (19^) L. rizalianus. 



b.h. Barren fronds larger, more than 7^j^ c.M. long when fully developed. 

 c. Barren fronds rounded at the base. (20) L. antrophyoides. 



C.C, Barren fronds subacute or gradually narrowed at the base. 

 d. Barren fronds 40 — 15 c.M. long, to ± d c.M. broad. 



^. Rhizome short. (21a) L. hydrophyllus, 



^.>tc. Rhizome long. (216) L. modestus. 



d.d. Barren fronds i5 — 45 c.M. long, i — 5 c.M. broad. 



e. Rhizome creeping. (22) L. lanceolatus. 



e.e. Rhizome scandent. (25) L. axillaris. 



(c.er. Fertile fronds fernate, barren ones simple or ternate. (24) L. Raapii. 



