Varcx. CYI'ERACE.K. 229 



cuspidate or subfoliaceous : perigynium mcmbranons, lanceolate or spindle-shaped, 

 gradually attenuate to an acute obli(piely cut subentiie hyaline-margined orihce, 

 compressed triangular or biconvex, nerveless or rarely 2 - 3-nerved on the outer 

 side at base, long-stipitate, shining, reflexed at maturity, rather longer than the 

 scale : style enlarged at base ; stigmas rarely 2 : nutlet oblong, lenticular or un- 

 equally 3-sided, stipitate. — Meyer, Cyp. Nov. 212, t. 7 ; lleichenb. Icon. Fl. Germ. 

 viii, t. 198; Boott, III Car. iv. 148, t. 475, 476. 



Oil Mount Sliastn, nt 8, -100 fcot nltitiidn {Brnrrr, ii. 1.179) ; in the. nioiintain.s IVoin Colorado 

 and Northorn (Jtiili to Alaska, as also in Asia, Europe and New Zealand. 



2. C. filifolia, Nutt. Cespitose : stems G to 10 inches high, obtusely angled, 

 leafy at ba'se and there enclosetl with bundles of sterile leaves in long chestnut- 

 colored sheaths that break up into reticulate fibres : leaves rigid, liliform, involute, 

 at first equalling and finally shorter than the stem : spikes narrowly oblong, fer- 

 ruginous fading to chestnut, naked : perigynium triangular-obovoid, pale below, 

 ferruginous and sparsely hairy above, nerveless or obscurely nerved at base, rostel- 

 latc, with entire wliite-hyaline orilice, nearly etjuallingtlie suborbicular clasping hya- 

 line-margined scale : stigmas elongated : nutlet triangular-obovoid, tipped with the 

 enlarged base of the style, chestnut-colored, longer thaji the linear white-tii)ped 

 racheola. — JJoott, 1. c, i. 13, t. 37. 



In the Sierra Nevada, at Soda Springs on the Tuolumne Kiver, at 8,700 feet altitude, and in 

 the Mono and F.l)bett Passes, at 11,000 feet {IhciLrr, n. 1(597, 17.'53, 2029), in the Calaveras 

 (iiovc (Bohnuhr, n. 2318) and in Siena County {Loinnoii) ; also on tlie dry plains and moun- 

 tains from Colorado to the Saskatchewan and Upper Columbia. 



3. C. Breweri, Boott. Iiootstock creeping, stoloniferous : stem 5 to 18 inches 

 high, obtusely angled, smooth, leafy at base : leaves ligid, filiform, the cauline 

 shorter than the stem : spike of a dark fulvous or chestnut color, oval or ovate, 6 to 

 12 lines long by G lines thick, naked; male flowers few: perigynium oval, much 

 inflated an<l very thin, delicately nerved, Avith a very short obliquely cut entire beak, 

 Avhitish at the orifice, longer and broader than the lanceolate obtuse hyaline-margined 

 scale: nutlet oblong-obovoid, triangular, shorter than the filiform racheola. — 111. 

 Car. iv. 142, t. 455. 



In the Sierra Nevada, in dry soil, from Mount Shasta, at 9,000 feet altitude {Brcvcr, n. 1391, 

 1392 ; Hooker k Gray), and Lassen's Teak at 10,000 feet (Brewer, n. 2176), to Mount Dana and 

 Mount Brewer {Brewer, n. 1863, 2839); Oregon, Hall, n. 570. 



C. POLYTRiciioiDEs, Muhl., growing on the Rocky ftfountains and from Cumberland House to 

 Florida, will probably be found in Califoinia. Stem filiform, 12 to 18 inches high: spike greon, 

 oblong-linear, few-llowered : perigynium oblong, conqiressed-triangular, obtuse with entire orilice, 

 apprcssed, striate-nerved, much longer than the white ovate acute or cuspidate scale : uutlct tri- 

 angular, oblong-obovoi<l : stigmas 3 or 2. 



* * Bracts and lower scales green and leaf-like. 



4. C. Geyeri, Boott. Kootstock creeping : stem slemler, stiff, i to 2 feet high, 

 leafy at base : leaves rigid, ^ to 1 line broad, carinate, scabrous on the margin and 

 keel : spikes pale green, linear, 10 to 15 lines long, the male portion 5 to 10 lines 

 long ; female flowers 1 to G, alternate, apprcssed to the rhachis ; scales whitish be- 

 coming ferruginous, green in the middle, ciliate, in the male flowers oblong and 

 obtuse, the female clasping and cuspidate, the lower foliaceous and equalling the 

 stem: perigynium triangular-ellipsoidal, tapering 'to the base, with a very short en- 

 tire beak and hyaline ciliate orifice, membranous, smooth, 1 -nerved on the middle 

 of two sides, shorter than the scale : stylo enlarged at base, deciduous : initlet 

 conformed to and closel}'^ invested by the perigynium, chestnut-colored. — Linn. 

 Trans, xx. 118, and 111. Car. i. 42, t. 105 ; Kunze, Car. 186, t. 47. 



In the Coast Ranges between Santa Rosa and Ukiah (Bnlandrr, n. 3906\ and frequent in the 

 Sierra Nevada from the Yosemife Valley {Torrri/, n. .'ill) to I'lumas County (Mrx. Ainrx) ; also 

 in the Rocky Mountains from Colorado to Norlhein Idaho (Gci/cr), and in the Wahsatch near 

 Salt Lake City. 



