CYPERACEAE 227 
triets, s eee rarely Coastal Plain, Tenn. to Okla., Ia., and Pa.— 
Spr.-early s 
XXVIII. aon Fries. Phyllopodic. Culm leafy below. Spikes 
two to seven, the upper 1-3 staminate, linear, the lower 2—4 pistillate, linear 
or oblong- ie eae very many-flowered, the lower at least long-peduncled 
and often more or less drooping: lowest bract from nearly equalling to exceed- 
ing the inflorescence, on sheathin me Scales sharp-pointed to long-awned. 
Perigynium coria submembrana- 
eous, firm, ied hispid gran- 
ular, nerveless, except for wo mar- 
ginal nerves, to strongly Eon scarcely 
inflated, minutely or short-beaked, the ori- 
entir lo ide 
rather closely enveloped, triangular, apicu- 
late, jointed with the style.  Stigmas 3 
slender. 
C. Joorii Bailey. Rootstock stout: 
la strongly phyllopodic, 4—10 dm. tall, 
stout, mu ur roughe iin above: e blades 
3—10 long, glaucous-green nate J 
spike A peduneled: ‘pistillate spikes 5- ~s V4 
pepe Ree) 15-50-flow 1.5-6 i 
lon . thick, little see an sessile or peduncled: € ab- 
aa awed, reddish -brown- -tinged: perigynium broadly obovoid, 4 mm. long, 
3-3.5 m thick, abruptly ed the beak 14 the length of bo dy, nis orifice 
entire I S swamps, in humus-rich and sometimes acid soils, Coastal Plain, 
Fla. to Tex., Mo., and S. C.— Sum. 
102. C. verrucosa Muhl. Culm 6-12 dm. tall, not E Wi a base, ded 
slender above, pid. leaf-blades somewhat laucou , 4-10 mm. wide: 
nate spike 3-6 long, usually solitary: pistillate spikes "3-6, oylindrie, 
strongly sepa N densely many-flowere m. long, 7-10 mm oe ses- 
sile or short-peduncled: cm broadly obovoid, 3-angled, 3-4. 5m m. long 
2.0 mm. thick, very short-beaked, the orifice entir [C. macrokolea Steud. jew 
Pinclmd s swamps, in acid soils, Coastal Plain, Fla. to La. and S. C.— 
spr.-late s 
103. glaucescens Ell  Culm 5-12 dm. un wx filamentose at base, 
somewhat roughened above: leaf-blades glaue 3-5 mm. wide: staminate 
ike 2.5-6 em. long, peduncled: pistillate ae mu cylindric, strongly sep- 
short-beaked, the orifice entire —Pineland swamps, in acid soils, Coastal Plain, 
Fla. to La. an —Sum 
XXIX. ACcUTAE Fries. Culm leafy below, aphyllopodie or phyllopodic. 
Terminal 1—several spikes staminate (rarely Po ide linear, the remain- 
ing pistillate, wah to cylindric or oblong, closely many- — sessile or 
eduncled. Bra A (rarely short- shes Ae, leafy or squamiform, 
biauriculate a pho darkened at the base. Perigynium membranaceous to 
