Ischeemum.  TRIANDRIA DIGYNIA. d 325 
valve of the sessile flower truncate, the rest cuspidate, hermaphro- 
dite lower alone awned. 
A weak straggling species. 
Culms weak, creeping and ramous towards ‘the base; towards 
the heads erect ; the thickness of a pigeon’s quill ; joints bearded. 
Leaves a little hairy near the base, mouths of the sheaths ligulate, 
and hairy.— Spikes paired, &c. as in the last species.— Flowers pair- 
ed, &c.. Calyx of the sessile flowers two-valved, two-flowered ; exte- 
rior valve retuse and bordered ; inner valve ending in an awled point. — 
Flowers two, one hermaphrodite with a two-valved corol, the exte- 
rior of which ends in an arista, the other is male with an awnless 
two-valved corol.—Calyz, of the pedicelled flower both valves alike, 
and ending in an awled point; it contains a single flower, which is 
sometimes hermaphrodite, and sometimes male, with the rudiment 
only of the second flower. 
7. I. repens. R. 
Creeping. Leaves short and acute, Spikes paired. Flowers all 
polygamous and awnless ; glumes of the calyces smooth and cuspi- 
date. Rachis smooth. 
A native of Pulo-penang. 
Culms creeping, flexuose, smooth, from one to two feet long.— 
Leaves bifarious, sword-shaped, short, rigid. =. Sheaths as long as 
the joints, a little hairy, with a stipulary process at the mouth.— 
Spikes terminal, paired, uniting a little above what seems to be 
their base. - Rachis jointed, three-sided, smooth.— F/ocers about six 
pair, one of each pair sessile, the other peduncled, both the pedicel- 
led and sessile one consisting of a two-flowered, two-valved, rigid, 
acute, smooth calyx.— Flowers polygamous, one hermaphrodite, the 
other male, both awnless, each floret having a corol of two acute 
valves. ; 
Rik cuspidatum. R 
inl on sweet water sith a salad of the lapi of the plant 
