156 NEW OR NOTEWORTHY BORNEAN PLANTS. 
Panicum distachyum Linn. Mant. 1 (1867) 138. 
British North Borneo, Sandakan, Ramos 1765. Along roads 
and in open places. Not previously recorded from Borneo. India 
to China, through Malaya to tropical Australia. 
Dinochloa Buse. 
Dinochloa pubiramea Gamble in Philip. Journ. Sa. 5 (1910) 
Bot. 279; Camus Bamb. (1913) 171. 
British North Borneo, near Sandakan, Agama 1019, November, 
1920. Philippines (Basilan, Mindanao, Negros, Samar, Leyte). 
This adds another species to the comparatively small list of those 
known only from Borneo and the Philippines. 
CYPERACEAE. 
Mapania Aublet. 
Mapania sessilis sp. nov. § Pandanophyllum. 
Inflorescentiis * spiculiformibus, sessilibus, plerisque infra 
foliis, castaneis, compressis vel plus mimusve triquetris, numerosis, 
oblongis, 38—3.5 cm. longis; bracteis inferioribus 38—5 mm. 
longis, 6 oo 8 suprioribus imbricatis, oblongo-ovatis, acutis, leviter 
carinatis, 23) Gm, longis, 1 cm. latis; acheniis circiter 6, osseis, 
oblongo- ies ad 8 mm. longis, 3.5 mim. diametro, tenuiter 
longissime rostrato-acuminatis; foliis numerosis, usque ad 1.3 m. 
longis, 1.5 cm. latis, deorsum leviter angustatis, bas1 1 cm. latis, 
supra gradatim angustatis, tenuiter longissime caudato- acuminatis, 
margine serrulatis. 
Caudex rather stout, castaneous, somewhat triquetrous, 1.5 
cm. in diameter, about 10 cm. high. Leaves numerous, up to 1.3 
m. long, about 1.5 cm. wide. gradually narrowed upward to the 
very slenderly long-acuminate apex, only slightly narrowed below, 
the basal portions about 1 am. in width, margins serrulate through. 
out except near the base, the basal sheathing portions of the leaves 
castaneous. Inflorescences numerous, sessile or subsessile, of single 
spikelet-lke heads, axillary and along the caudex below the leaves, 
oblong, castaneous when dry, 3 to 3.5 em. long, 8 to 10 mm.. wide, 
more or less compressed or somewhat triquetrous, the lower few 
bracts ovate-oblong to ovate, 3 to 5 mm. long, the succeeding six 
or eight bracts castaneous, imbricate, shining, somewhat keeled, 
acute, about 2.5 em. long, 1, cm. wide, generally oblong-ovate. 
Glumes white, membranaceous, crowded, scarcely extending “beyond 
the upper r bracts. Achenes about 6 in each head, hard, dry, terete 
or slightly compressed, dark-colored, oblong-ellipsoid, 7 to 8 mm. 
long, about 3.5 mm. im diameter, long-beaked, the beak and persis- 
tent portions of the style about as long as the achenes. 
Jour. Straits Branch 
