700 | CYPERACE CAREX 
to lanceolate and mucrounulate: perigynia ferruginous, oval, rostellate with 
an entire beak,‘stipitate, papillose, deciduous, longer or shorter than the 
scale. Oregon to California and Patagonia. ; 
C.\ nudata W. Boott Bot. Cal. ii, 241. Stemsslender, 12-16 inches 
high, sharply angled, scabrous, leaves 1-2 lines wide setaceously pointed, 
shorter than the stem: bracts without sheaths, the lowest rarely equalling 
the stem, the others shorter than the spike: spikes 4 or 5, cylindrical, the 
uppermost staminate, at least above, 6-12 lines long, 1-1% lines thick, 
single or rarely with a smaller one at its base, the others pistillate, 6-18 
lines long, 1-2 lines thick, the highest close to the staminate and sessile, 
the others contiguous on short peduncles or rarely the lowest radical on a 
peduncle a foot long: scales dark porple, oblong, obtuse, or the lower 
lanceolate and acute: perigynia purple above, almost lanceolate, attenuate 
to an entire cylindrical beak, very déciduous. Along streamsin the coast 
mountains, Oregon to California. 
Var. angustifolia Bailey Mem. Torr. Bot. Club 16. More slender 
and lax: leaves narrower: spikes 6-9 lines long, sessile or nearly so: perig- 
ynia shorter and relatively broader; much more abrutly contraced above. 
‘Along streams in the Coast Mountains, Oregon to the Mackenzie river. 
Var. anomala Bailey l.c. Very slender, 18-30 inches high, the 
stem and leaves very rough: leaves. very numerous, long and narrow:. 
spikes 3-5, the lowest one or two on long and very slender peduncles, very 
narrow and thinly flowered at base, 1-2 inches long, greenish or brownish, 
the terminal one often pistillate at the top or throughout: rigynia 
firmer in texture, Jong and often very slender, green or ordcnioh-wellawr. 
longer than the narrow brown and obtuse scale. Cascade Mountains of 
Oregon. 
C. Hallii Bailey Proc. Am. Acad. xxii, 82. Stems 1-2 feet high, 
sharp-angled and rough. strict: leaves narrow, rough on the margins, 
shorter than the stem; bracts all serrate on the margins, without sheaths 
the lowest more or less leaf-like and equalling the stem, the upper seta- 
ceous: spikes sessile, about 5, the terminal staminate and usually more or 
less peduncled, the others closely sessile and short: scalesof the staminate 
spike very broad and obtuse, often emarginate purplish-black: perigynia 
flat, almost white, elliptic with contracted ends, smooth, the beak ve 
short and entire, either much exceeding or about the length of the bro 
obtuse black scale. Oregon. 
C. invisa Bailey 1. c. Stems 5-24inches high, sharply angled, erect, 
smooth: leaves nearly aslong as the stem, 12 lines wide, roughis: on the 
margins, short-pointed: spikes 4 or 5, all sessile or the two lowest on short 
eduncles and erect, oblong and somewhat narrowed at base, about an 
inch long, or short and nearly globular, the upper 1 or 2 staminate and 
short, the others all approximate or contiguous and pistillate: bracts short 
and sheathless: perigynia elliptic-ovate green and olive-colored with 
black-purple blotches, flat, very short beaked, the orifice entire or nearly 
so, broader and commonly longer than the purple-black, very conspicu- 
poy Whi URS apiculate scale. In the mountains, California to Brit. 
Columbia. } 
C. laciniata Boott. Ill. 175 t. 594. Stems stout, 2-3 feet high, very 
sharply angled: leaves stiff and carinate, pale, 2-4 lines wide: bracts 
without sheaths, the lowest sometimes 24 feet long: spikes 2-6, yellowish, 
ferruginous, cylindrical, the staminate 1 or 2, commonly peduncled, the 
uppermost 2 inches long, 2-3 lines thick, sometimes with a few pistil- 
late above the middle or at the base: the rest pistillate, 1-3 inches or more 
long, 2-4 lines thick, remote, densely flowered, the upper sessile, the lower 
