pitis. TRIANDRIA DIGYNIA. 9397 
i feet high — Leaves very elegant, somewhat bifarious, sheathing, pe- 
tioled, linear-lauceolate, backwardly hispid; from six to eighteen 
inches long ; sheaths smooth, mouths short- stipuled. — Panicles ter- 
miual, and bon the exterior axils, or, the whole may be considered, 
as oue linear leafy panicle.— Bractes three-flowered, boat-shaped, 
with an awned point.—Flowers, one of the three sessile, or rather 
sitting on a globular receptacle, consisting ofa common, two-flow- 
ered calyx, one of which is sessile, awned, and hermaphrodite ; the 
other sessile, male and awnless ; just without the calyx on each | side, 
there is a bent, compressed pedicel, one of these supports a com- 
mon calyx, with two male, two-valved, awnless flowers, the other puy 
the rudiments of one or more florets. ; 
9. A. geniculata. R. : 
Perennial, creeping, or scandent, intricately geniculate. Leaves 
_Tanceolar. In each calyx one hermaphrodite, and one male flower, 
all awnless. 
Found on the banks of the Ganges in flower during the latter part 
Of the rains and the cool season. 
Culms creeping, or climbmg amongst bushes, reeds, &c. to an 
extent of many feet, smooth and slender, bent at angles about a span 
distance at the swelled joints, emitting numerous wiry roots, fill- 
ed with spongy pith, the thickest about the size of a crow-quill. 
— Leaves linear lanceolate, and smooth, but much smaller than 
in A. aristata. Sheaths shorter than the joints. Ligula lacerate.— Pa. 
nicles terminal, composed of numerous slender branchlets of distinct 
fascicles of flowers, each fascicle containing many short pedicelled, 
three-flowered, boat-shaped, cuspidate, smooih bractes or involu- 
cres.— Flowers one of the three sessile, containing one hermaphro- 
dite, and one male floret; the other two elevated or broad sulcate; 
Proper pedicels, one minute and abortive, the other polygamous as 
in the sessile flower.— Calyces of both the sessile and pedicelled 
flowers two-valved, two-flowered.— Corol in all of them two-valved ; 
valves unequal, exterior one thin, and transparent, 
