228 MR, J, a. BAKER ON A COLTiKCTTON" 



sons in segmcntis subbiserlalibu^, iadiisio magiio glabro per- 

 sistente. (Plate XI.) 



Eiver-baulvs, Sarawak. 



A remarkable plant, like nothing else that is known except 

 2^. 7iudum, Baker In Journ. Bot. 1879, p. il, one of Biirbidge's 

 discoveries. Stipe^ 4-5 inches long. Prond 4-5 inches long 

 and broad, consisting of three subequal thii'ds, each made up of 

 three linear segments, which are each 2-3 inches loiv^^ | inch 

 broad at the middle, and taper gradually to tlie base and acumi- 

 nate apex. Veins all faint and indistinct. Soriina single irre- 

 gular row between the midrib and edge of the segments. 



111. Nepiirodiuai acuta, PresL 



113. Olea^tdua ^^EEII^OLlA, Cai\ 



112. O. T5EUiiroLi.\, var. pnTLL.VEXiiRO^, Kiinze. 



119. PoLTPODiuM niFFORME, Blumc. 



115. p. MINIMUM, Baker, Matang, Sarawak. One of Biir- 

 bidge's discoveries. 



114. P. FLABELLT^'EaYITJM, Baker. Lingga mountain, Sarawak, 



4000 feet. A very distinct species, gathered before only by 

 Dr. Beccari. 



116. P. ALTEii:s"iDE]srs, GesatL 



117. P. RKPAXDULUiT, Metf. Mataug, Sarawak, 200iJ feet. 



124, P. NUilMULAEIFOLIUM, Mctt. 



126. P. soBinENS, Hook. Matang, 3000 feet. 



125. (311*) P. (§ PnXMATOBEs) SAEAWAKEXSE,^r/>^'^r, u. sp. ; 



rhizomate gracili longe repente ramoso calvato, frondibus parvis 

 simplicibus subcoriaceis glabris oblongo-lanceolatis acuminatis 

 basi cuneatis, venis omnibus subtilibus immersis occultis in 

 areolas hexagonas anastomosantibus, soris magnis sparsis glo- 

 bosis leviter immersis. 



Matang, Sarawak. Gruthered previously by Lobb, but never 

 described. 



Allied to P. siq)erjlciale, Blume, aud P. normale var. simatra- 

 nuniy Baker. Ehizome, in Dr. Hose's specimen, nearly a foot 

 long, less than a line in diameter, bearing 4 distant erect fronds, 

 on stipes l|-3 inches long. Frond 4-6 inches long, 1^-11 i^ich 

 broad at the middle, narrowed gradually to the base and acumi- 



