356 cem — TRIANDRIA ‘DIGYNIA. Rottbeellia 
i 
and smooth. Spikes terminal and from the exterior axills several, 
peduncled.— Peduncles filiform, curved, jointed near the base and 
there bracted, besides there are chaffy, filiform bractes at their inser- 
tions.— Flowers alternate in two rows ; one row on each side of the 
spike.— Calyx two-flowered, two-valved.—Coro/, one hermaphrodite 
within, and one male without, each has two valves, sometimes there 
is only one hermaphrodite floret, in which case it has three valves. 
5. R. perforata. Corom. Pl. ii. N. 182. 1 igo» 
Culms erect, smooth, from thrée to five feet high. Spikes soli- 
tary, below the flowers are opposite, and the rachis perforated. 
Calyx generally two- flowered; one flower male, the other herma- 
phrodite. 
Peng. Kurki. 
- Teling. Panookoo. = | dh 
; This species is rather scarce, it grows on low rich pasture prid: 
‘Culms many, erect, simple, round, smooth, jointed, but not piped > 
from three to five feet high, and about as thick as a crow quill.— 
Leaves small for the size of the grass, slender and smooth ; margins 
hispid ; mouths of the sheaths and a little way up the base of the 
leaves woolly.—Spikes terminal, and from the exterior arills, solitas 
ry, peduncled, round, smooth, as thick as a crow quill, and from Lo 
three to six inches long; where the flowers are opposite, : there isan d 
oblong perforation of the. rachis, so that the backs of the inner glumes, = 
of thé calyx touch one another —Flowers in pairs, nearly opposite 
on the lower half or more of the. spike ; above alternate, sometimes 3 
all hermaphrodite, sometimes hermaphrodite and male mixed.—. 
Calyx one or two-flowered, two-valved ; valvelets simple ; the exte- 
rior one rigid, the interior one firm and white, both obliquely. linear- 
oblong.—Corol, when single, hermaphrodite, and three-valved ; , when 
double the exterior one is male, in which case the two have four | 
. valves, viz. two valves each ; all membranaceous,. in shape conform- -d 
: Án to that of the calyx, but smaller. -= at 2 
» 
