SYNOPSIS OF THE FLORA OF COLORADO. 139 
pressed, triquetrous, shining, at length horizontally spreading or re- 
flexed, rusty-colored, the orifice cleft in front with its hyaline sa ae 
infolded, longer than the acute-lanceolate or obtuse-oblong rusty-brow 
scale ; lowest scale rarely subleafy ; achenium unequally tidueasiieth 
Ceespitose ; root fibrous.—Hall & Har bour, 608, 
CAREX HALLU, Olney. Hayden’s Rep., 1871, p. 496. (C. Parryana, 
Boott, in ae Moneecious a nian ae? sometimes with two. erect 
by a eaty bract; scales lanceolate or lance-ovate, brown, with a white 
midrib, entire, not ciliate, longer and narrower than the pee ate, smooth, 
many-nerved perigynium; stigmas 3.—Hall & Harbour, 617. 
“oss SCIRPOIDEA, Mx.—Hall & Harbour, 610. South Park, Porter 
by. 
< POLY OER SrA Muhl.—Hall & Harbour, 603. 
EX AF 8s, R. Br. “Spike solitary, staminate at top; stigmas 
3; Se ete “epaeslates the lower awned. Near. . polytrichoides, 
Muh.” Olney in King’s Rep., vol. 5, p. amt Fail 50. 
ot ep OBTUSATA, Lilj. Terminal , lin ] 
nate above; stigmas 3; scales. shorten than the perigynium ; 
nium ovate-elliptical, turgid, shini with a smooth, terete, 
nate, bifid beak, white and ia eparsoann at the peti leaves linear, 
Ha -—Hall & Harbour, 606. 
CAREX Back, Boott.—Hall & Harbour, 612. 
CAREX FILIFOLIA, Nutt.—Cwspitose; spikes simple, androgynous, 
staminate above, subcylindric, acute; perigynium (acbplbboes, entire at 
the orifice; scales retuse; leaves filiformly- involute, ‘shorter than the 
culm, Nutt. Gen., vol. 2, p. "204. —Hall & Harbour, 605. Ute Pass, Porter 
CAREX PAUCIFLORA, Lightfoot.—Hall & Harbour, 607. 
CAREX DISTICHA, Hudson.—South Park, Porter. 
CAREX conguncTA, Boott—Along the oe Coulter. 
CAREX MURICA ATA, L., var. GRACILIS, Boott, in part. Spikes ches- 
nut-colored, narrow, ovate, er. 4-6 ovate few- “lowered spikelets 5 ; leaves 
ax, long and n narrow.—Hall & Harbour, 592. s Pass, Coulter 
CAREX DovuGLASH, Boott. Root creeping; oe e Py his gh; wpe 
_ diecious, with about "12, sometimes more, ovate spikelets, the upper 
closely aggregated, the lower A poate remote ar compound; bracts 
sometimes setaceous, broad at ba a sometimes scale-like pre mucronate ; : 
ae 1 MINOR, Olney. (0. petasata a, Dew, in Hayden’s Nebraska Plants. 
Spikes sm al, not closely aggregated; ; perigynium and seale small. —Hall 
& Harbour , 600. 
CAREX srccama, asp eers & He cela 593. 
or with a ge Stns us margin ; achenium ped lenticular, 
ed at = & oan Greene. 
~~ 
