OF FEBNS PROM NORTH BOE^^EO, 231 



foot long, of the fertile nearlj 2 feet. Barren frond 1-1| foot 

 long, 7-8 inclies broad. Lower pinnse 4-4| inches long, 1-1| 

 inch broad. Secondary segments -J— |- incli broad. 



159. (108*) AcEOSTTCHUM (§ Chetsodium) modestum, Bakery 

 n. sp.; rhizomate gracili late repente paleis parvis lanceolatis 

 apice praedito, stipitibus gracillimis elongatis, frondibus sterilibus 

 simplicibus linearibus integris acuminatis glabris, venis omnibus 

 in areolis hexagonis anastomosantibus, frondibus fertilibus con- 

 similibus sed minoribus. 



Eiver-banks, Sarawak. 



A small inconspicuous plant, most like the Ceylonese A. Wallii, 

 Baker. Ehizome trailing to a length of balf a foot, the fronds 

 spaced out upon it. Stipe of sterile frond 2-3 inches long 

 Lamina 4-6 inches long, |-^ inch broad at the middle, tapering 

 gradually to the base and acuminate apex. Fertile frond 2-3 

 nches long, ^ inch broad. 



162. (110*) A. (§ Chetsobium) an-teophtgides, Baker^ n. sp. ; 

 rhizomate breviter repente, frondibus sterilibus subcoriaceis 

 glabris sessilibus oblanceolatis acutis basi rotundatis, venis im- 

 mersis occultis omnibus in areolis parvis anastomosantibus, fron- 

 dibus fertilibus linearibus rigidis dimidio superiori soriferis deor- 

 sum ad alam angustam costularem nudam attenuatis. 



Matang, Sarawak. 



A very distinct species, with sterile fronds most resembling 

 those of Antrophyum sulsessile. Barren fronds 6-8 inches long, 

 -1 inch broad ; fertile 8-9 inches long, |-|^ inch broad. 



161. A. QUEECIFOLIUM, Bctz. 



163. A. BicusPE, Hook.y type and var. integrifolium. Sarawak, 

 mountains at 4000 feet. " Only a few of the barren fronds 

 forked." 



161'. A. ATJEETJM, L. 

 165. A. SPICATUM, i. 



171. Ltgodium scande:j^s, 8w. 



172. Akgiopteeis evecta, Soffm. 



173. Opuioglossum beticulatum, L. 



175. Helmiitthostachts zetlanica, RooJc 



v2 



