E eX ss . m 
290 075 0 STRIANDRIA DIGYNIA. `, „Panicum — 
"Grows about the borders of lakes. METTE eas 
Culms numerous, ramous, erect, as thick as a crow iha from’ 
two- to three feet high, smooth. 
‘der, and smooth.—Racemes, or spikes columnar; lower part some- | i 
what ramous ; branchlets adpressed.— Flowers numerous, covering a 
most completely every part of the racemes, pedicelied. oval —Calyz, 
two inner glumes | striated,— Corot no an only one herpes. 
dite.— Seed smooth, shining, white, jf 
- Obs. This may be only a variety of P. P Hp 
9. P. dimidiatum, Linn. Sp. Pi. ed. Willd. i. 339... - om 
“pikes secund, jointed ; jomts excavated, daggered. on alternate 
sides of the apex, from one to five-flowered. Colye, bwo-flowerel, 
oue hermaphrodite, the other male. i | 
A native of the Peninsula of India, scarce. .- 
Culms short, oblique, smooth ; whole height from six x to twelve = 
inches.— Leaves slender, adicit. obtuse, rather broad toward the — 
apex.— Spikes solitary, secund, jointed, smooth, from three to five 
anches long. ^ Joints of the rachis from eight to twelve finm 
cavated for the reception of tlie flowers, except the lower one or 
two, wich a are longer; in all except these a long sighs S. a. 
two or - three only one. — Calyx two-flowered, "acri; y x 
both sessile one herma pee the other male ; valves nan f 
valves nearly ke gero of the male flower much mar, the ades — 
- of the exterior one (which may be called the inner valve of the calys | 
if i: be allowed, to have three), with she aides bent. in at right angles 
TM three.— Germ in the hermaphrodite lower esis | 
Leaves numerous, very long, slen- i 
