CAREX CYPERACEZ 699 
or the lowest distant, on a peduncle 1-144 inches long: scales purple, or 
pale in the middle and on the margins. oblong or oval acute or acuminate, 
divergent, pale yellow above, abruptly rostellate with a purple emarginate 
beak, longer and broader than the scale. In the mountains, California to 
eastern Washington and Montana. 
C. stylosa C. A. Meyer Act. Acad, St. Petersb. i, 222, t. 12. 
Stems slender, erect, 12-18 inches high, rough and leafless above; leaves 
1-2 lines wide, shorter than thestem: Staminate spikes solitary, nearly 
sessile, often, partly pistillate, an inch or less long: pistillate spikes 2-3, 6 
lines long or less, the lowest longest, slender-peduncled, the others sessile 
or nearly so: perigynia turgid-ovate, fuscous, minutely punctate, beakless, 
the entire orifice closed with the stiff and persistent style from which the 
_ stigmas are caducous, longer than the very obtuse black white-ribbed scale. 
In wet meadows, northern Washington to Alaska and Lahiador. 
C. spreta Bailey Mem. Torr. Bot. Club, 1, 6. Stems stout, 12 
to 18 inches high: leaves 2-3 lines wide, usually equalling or exceeding 
the stem: spikes sessile 4-6 lines long, and nearly as thick, the upper 2-3 
contiguous to the staminate spike: perigynia broadlyvelliptical, or broader 
than long, beakless, thin, green, longer, and much broader than the black 
and muticose faintly white-nerved scale Columbia river, bottoms. 
C. Tolmiei Boott Hook. Fj. 11, 224. Stem rigid, 12-18 inches high 
triquetrous, smooth or nearly so: leaves rough on the margins, mostly 
’ shorter than the stem: lower bracts leaf-like and about equalling the stem, 
sheathless: spikes 4-7, the uppermost an inch or less long, staminate and 
mostly contignous, oval or oblong 8-12 lines long, dark-colored, often stam- 
inate at the apex, the 2 or 3 lowest slender-peduncled 1-2 inches long: 
perigynia compressed-trigonous, oyal or oval-oblong, pale and more or less 
discolored with purple dots, produced into a very short and entire cylind- 
rical beak, either longer or shorter than the obtuse or muticous purple 
white-ribbed scale. Oregon to Behring Straits. 
Var. nigella Bailey Men. Torr. Bot. Club i, 47. Perigynia minutely 
bidentate: scale narrower and more acute. 
Var, subsessilis Bailey 1. c. Spikes short and thick, very densely 
flowered the staminate sessile; the pistillate aggregated near the top, 
sessile or the lowest very shortly peduncled: perigynia broader and more 
abruptly contracted. Eastern Oregon to Colorado. 
Var. angusta Bailey |. c. Taller, leaves very long and narrow, the 
basal sheaths becoming fibrillose: spikes sessile or lowest peduncled, cy- 
lindrical: bracts narrow or filiform. Kerbyville Oregon. 
C. Kelloggii W. Boott. Bot. Cal. 11, 240. Stems very slender 12-16 
inches high, sharply angled and scabrous above: leaves 1-2 lines wide, 
the cauline shorter, the sterile rather longer than the stem: bracts with- 
out sheaths, the lowest slightlv exceeding the stem; spikes 4-5, narrowly 
cylindrical or clavate, short-peduncled and loosely flowered at base, the up- 
permost staminate, rarely with some pistillate flowers at top or base, 9 
lines long; pistillate spikes 3-12 lines long, about a line thick: scales: 
urple with pale midrib, obtuse perigynia pale, ovate, tapering to a short 
beak, the orifice entire, purple, smooth, longer than the scale. In the 
mountains, California to Brit. Columbia. : 
C. decidua Boott. Linn Trans. xx, 119. Stems 12-18 inches high: 
leaves 1-3 lines wide, shorter than the stem: bracts without sheaths, the 
lower exceeding the stem; spikes 4-6, dark purple, oblong or cylindric, the 
uppermost staminate, at least at base, or at both ends, 12-14 lines long, 
2-3 lines thick, the others pistillate and solitary or in clusters of 2-3, 6-18 
lines long, 2-4 lines thick: scales dark purple with pale centre, oblong-oval 
