212 CYPERACEAE 
44. C. physorhyncha Liebm. Freely stoloniferous, the slender stolons often 
8 em. long, very conspicuous: culm slender, 1.5-3.5 dm. tall, reddened and 
fibrillose at base, exceeding the leaves: leaf-blades 1.75—2.75 ae wide: lowest 
bract not sheathing, from much shorter es na exce eedin ng the infloresce nee: 
i i 2 mm. 1 
uptly contracted into a sha allowly bidentate beak half its length. . va 
and S. C.— 
abru 
australis Bailey.]— "eed soil, Coastal Plain, Ala. to Tex., Ark., 
(Men c.) —Spr ie su 
45. C. pon Schw. Cespitose: culm 2— - em. tall, rough: bind 
* blades wide: staminate ‘ay sessile, 5-8 mm. long, usually 2—4 m 
| wide: pistillate spikes a 3, sessile, erect, conti fias or slightly separate, 
4—7 mm. long, 3-5 m vide: SC nd about cla dp are of perigynia, ovate, 
m conspicuously pm argined: perigyn 3—4 . long, pube rulent, 
; the beak 1 mm. long, Poor m d a ie in here soils, Coastal Plain and 
Dur provinees, Ala. , SE Mo., and Conn.—Spr. 
“C. idana Schw. p stoloniferous: culm from very short to 2 dm. 
l tall, roughened: leaf-blades 1-2 mm. wide: staminate spike inconspicuous, 
: sessile, 3-5 mm. lon ex A mm. wide: pistillate spikes 2, closely contiguous, 
i sessile, 4-8 mm. long, 2.5-4 mm. ibn scales shorter than the perigynia, little 
‘or not at all darkmargined: perigynium 3.25 mm. long, puberulent, the bea 
0.75 mm. long, nearly e —-Dry Nod. Coastal Plain and er adj. 
provinces, Fla. to Tex. and Ga a.—Spr. 
TRIQUETRAE Carey. Cespitose, leafy Bc the base. Leaf-blades 
row, the sheaths not purplish-tinged. Terminal spike n staminate. 
Lateral s ean 2—4, approximate or UNE A or une radical, 5-30-flowered 
n few ranks, the peduncles included or exserted. Bracts vU t purp- 
lish. -tinged, p lowest with a well- ud blade. Pi stillate ete, 2i 
or hyaline, or reddish-brown-tinged. Perigynium membranaceous, ascending, 
obovoid, short-pubescent or hime rulent, triangular, tapering and E x 
base, abruptly contracted i the minute 
eak, the orifiee obliqu n po^ minutely fi 
ntate. l 
c 
nel 
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y ll 
veloped. Style very short, t thiekis 7 nae Wy Mf 
with the apex of the "de withering. |i WZ 
Stigmas 3, early deciduou f 
culm 2 5-3.5 dm. tall, Kn roughened above: 
leaf-blades 1.5—2.5 wide, canaliculate, 
often stiffly spreading, hispidulo ous at base: 
staminate spike 1-3 ong: p 
spikes 1-3, mtt suborbieular 
zi oblong, 5-18 mm. long, closely 3-20 
flowered: scales half length of the 
2 t 
He. perigynia, ovate, acu Oo S a 
euspidate: perigynium 4.5 mm. long, sharply triangular, the beak 0.5 mm. long, 
emarginate. [C. Chapmanit pee Not Steud.]—Dry ridges, in acid soils, 
Coastal Plain and ps d Fla. to Miss. and S. Uc aH. sum. 
stock short creeping: culm 1.5-4 dm 
slender, nat o eaf. blades 2-4.5 mm. wide, flat or nearly 80, ihe 
Neng 
