250 



CVrEllACE.IC. Carex. 



70. C. luzulaefolia. Stem 2 or 3 feet high, curving at top, ohtusuly angled, 

 smooth, 1- or 'J-luaved at or bt;U)\v tho miihUc, many-leaved at base : leaves lance- 

 linoar, 4 to 10 inches long and 2 ti> 4 lines broad, a(;uminate to a shar[) longh tri- 

 angular apex, much shorter than the stem : bracts sheathed, tapering to a short sharp 

 pouit, shorter than the peduncles; sheaths 2i to 3 inches long, enlarging upward : 

 spikes 3 to G (usually G), the male 1 to 3, clavate or obovoid or ellipsoidal, 3 to 9 

 lines long and 1 to 3 thick, often crowded so closely as to appear a single one, rarely 

 female aftop or at bottom, the female 3 to 5, clavate, G to 14 lines long and 2 or 2^ 

 thick, the upper often sessile at the base of the male and occ;xsioiially overtopping 

 them, the others or all remote on exserted scabrous peduncles 2 to G inches long, 

 rather loosely flowered at base , scales purple or pale on the midnerve, oblong or 

 ovate or lanceolate, ciliate, obtuse or acute or roughly cuspidate : perigynium tawny 

 or purple, membranous, compressed-triangular, oval to lanceolate, acuminate to along 

 cylindrical bidentate beak, tlie orifice not hyaline, stipitate, often curving outward 

 at top, smooth, slenderly nerved, slightly serrate on the upper margins, longer and 

 broader than the scale : nutlet olive-colored, triangular-oljovoid, stipitate, loosely 

 invested by the perigynium and not half its length. 



In the Siorra Nevada, at hi^^h altitudes, from above Yosemite Valley to Ebbett's Pass and 

 northward. Brewer, n. 1701, 201i), 2131 ; Bulandcr, n. 6210, 6219 ; KcUo<jg. 



71. C. fulva, Good., var. Homschuchiana, r)Oott. Stem slender, 1 to 2i 

 feet high, smooth : leaves Hat, a line broad, mucli shorter than the stem : bracts 

 sheathing, the lower exceeding their spikes ; sheaths i to 1 inch long : spikes 3 to G, 

 chestnut°colored, the male 1 or rarely 2, cylindrical, 6 to 9 lines long, the female 

 oblong, 3 to 6 lines long, densely flowered, the upper usually close to the male and 

 often male at top, the rest approximate or remote on short peduncles or the lower 

 peduncle longer (an inch long) ; scales chestnut-colored with hyaline margins, ovate, 

 obtuse or rarely acute : jterigyniuin membranous, obtusely and unequally triangular- 

 ellipsoidal, with a seabr.ms hyaline-toothed beak, smooth, nerved, divergent, longer 

 than the scale: nutlet chestnut-colored, triangular-obovoid. — 111. iv^ 137, t. 443. 

 C. Homschuchiana, Iloppe. C. speirostachi/a, Smith ; Eiig. Dot. t. 2770. 



In tlie Yosemite Valley, at Inspiration Tlock.s, and in tlie Mariposa Ciove (Bolander, n. 4905, 

 4995); also in Newfoundland, and in Europe. 



= = Perif/i/ninm hirsute. 



72. C. filiformis, Linn., var. latifolia, Bocckeler. Stoloniferous : stem 1 to 2| 

 feet high : leaves Hat, 1 or 2 lines broad, often exceeding the stem ; lower sheaths 

 fibrous°reticulate, scabrous on the outer sides : bracts without sheaths or the lowest 

 with a sheath 2 inches long or less, those of the female spikes exceeding the stem : 

 spikes 3 or 4 (rarely G), purple, the male 1 to 4, linear, sometimes female at top, tho 

 upper the largest, IG to 2G lines long, more or less i)edunculate, the lower sessile 

 and the lowest setaceously bracted ; finnale spikes 2 to 4, oblong or cylindrical, h 

 to 2 inches long and 3 or 4 lines thick, often male at top, densely flowere<l, remote 

 and sessile, or the lowest i)eduncled, loosely flowered at base, and rarely compound ; 

 peduncles scabrous, 2 lim^s to 2 inches long; scales purple, pale in the middle, 

 lanceolate to ovate or oblong, acute, ciliate at top or roughly cuspidate, 1 -3-nerved : 

 perigynium olive-colored, coriaceous and hispid, ellipsoidal or ovoid, obtusely angled, 

 turgul, abruptly ending in a short bicuspi<late beak with divergent scabrous teeth, 

 nerved', broader and usually shorter than the scale : nutlet che.stnut-colored, triangu- 

 lar-ellipsoidal or obovoid, stipitate: style often contorted. — Linmea, xli. 309. C. 

 lanm/inosa, Michx. ; I'.oott, 111. i. 48, t. 129. C. pe/lila, jNluld. ; Schk. Car. 84, 

 fig. 149, 150. 



Var. rematorhyncha. Spikes 4, cylindrical, the male 2, the others fcMuale, 

 conti"uous ; lower male scales obtuse, rounded, the upper apiculate, the lower female 

 lanceolate and the upper ovate, acute : perigyniuia ovate, emarginate-bidentate, pale 



