280 TRIANDRIA DIGYNIA. Paspalum. 
ascending six or eight inches high, jointed, smooth. Leaves 
sheathing, alternate, bifarious, short; mouths of the sheaths 
bearded, Spikes paired, terminal, sessile, spreading, secund, 
Flowers in two rows, alternate, oblong, somewhat paired, 
smooth, Calyx and corol without nerves. 
A, P, longifolum. R 
Erect, simple. ina as long as the culms. Eusiels of . 
many simple, alternate, diverging spikes scattered round a 
three-sided rachis. Valvelets of the calyx three-nerved. Seed 
oval, lucid, and marked with minute pits. 
Of what country this is a native is uncertain, It anpesred 
in the Botanic garden in 1807, in a place where plants from 
Sumatra had been planted, it is therefore more than probable 
that the seeds were in the earth, 
Culms several from one root, simple, etzpichs, jointed, 
nearly erect, round and smooth, height of the whole plant 
when in flower above three feet. Leaves long, viz. from one 
to three feet, sheaths included, slender, acute, smooth, except 
the edges when rubbed backward. Sheaths longer than the - 
joints of the culm, and smooth, except at the top, where there 
area few, long, soft hairs near the short scagiose ligula, Pa- 
nicle composed of from twelve to twenty-four, simple, diverg- 
ing spikes, scattered alternately round a three-sided rachis, — 
nearly a foot in length, Spikes sessile, with a few, long, 
straight, white hairs round their insertions, about three inches 
long. Rachis flat, with a waved keel on the underside, and 
coloured, waved 1 margins. lowers in numerous, alternate, 
imbricated pairs on the underside of the flat rachis, on une- 
qual, short pedicels, Calyx of two, very equal, oval leaflets 
with a nerve or rib round the margins, and one down the 
middle. Seeds oval, dotted with ane small nity 
shining. 
