374 OIIDER 154. CYPEHACE^. 



60 C. vulgaris Fries. $ Spikes cylindric, 12', $ cylind.-obloug, 1', 3 at top; gl& 



black, ovate, obtuse, shorter than the oval, obtuse perig. ; culm slender, 6 14' ; Iva. 

 flat, bract equaling the culm. Wet, N. Eug., W. and N. (C. caespitosa C-B.) 



61 C. stricta Lam. Spk. cylindric, 1J 2', erect; glumes lanceolate, acutish, striped, 

 some longer than the ovate-acute perigynia. 2f. Bogs ; common. 



/3. strictior. Glumes, especially the upper, a little shorter than the perigynia. 



62 C. xerocarpa S. H. Wright. Differs from C. stricta in its extremely render 

 habit ; Ivs. rolled and rush-like ; 5 spk. almost filiform ; gl. shorter than perig. N. Y. 



63 C. aperta Boott. Spk. cylindric, erect, 12 15"; perig. brown, round-ovate, 

 shorter than the lance-acuminate glume; culm 1 2f, rough-edged above; Ivs. chan- 

 neled, bracts leafy. Wet meadows, N. Eng., W. and N. 



64 C. aqnatilis Wahl. Spk. 23', dense, erect, acute, subclavate, the & 2 or 3, 

 ? 3 5, with bracts exceeding the culm; gl. lanceolate, usually longer than the 



roundish, nerveless, reddish, apiculate perigynia. 2 3f. Shores, N. 



65 C. crinita Lam. Spk. pedunculate, long (2 4'), nodding, $ mostly but 1, 5 about 

 4 ; perig. round-ovate, apiculate, glume with its long serrulate awn thrice longer all 

 light brown. Wet meadows : common. 2 3 f. Leafy. 



. g-ynandra. Spk. shorter (12'), ? about 3. perig. inflated, awns spreading, &c. 



66 C 1 . maritima Vahl. Spk. 12' long, pendulous or spreading, on peduncles, the 

 ? 35; perig. orbicular, much shorter than the long-awned green glume; culm 

 1020', erect, with broad, flat, smooth leaves. Salt marshes, Mass., and N. 



67 C. salina Wahl. Spk. cylindric, erect on included stalk?, the ? 24; bracts 

 long; perig. elliptical, apiculate, little shorter than the df.rk-brown, short-awned 

 glume ; culm 816', rough above. Salt marshes, Mass., and N. 







68 C. pcduuculata Muhl. Spk. 3-7, remote, on filiform si alks ; perig. obovate, 

 triquetrous, recurved at tip, few, equaling the brown, oblong, obovate glume. Culm 

 412'. leaves longer, glabrous. Woods. Flowers in early spring. 



69 C. Baltzellii Chapm. Spk. cylindric, 12'. ? 14, & at top, on long cauline or 

 pubradical peduncles; perig. and gl. oblong-obovate, subequal, the perig. veiny and 

 puberulent. Culm 10', leaves flat, thrice longer. Florida. 



70 C. squarrosa L. Spk. 2 4, cylindric-oblong, thick (!' by 6"), straw-color, 

 stalked, squarrous with the long beaks of the globous perig. which conceal the short 

 glume?. Wet places : common. Large and fine, spike showy. 



71 C. viresceiis Muhl. Spk. 24, erect, 612"; perig. ovate, pubescent, ribbed, 

 longer than the ovate pointed glume or about equal to it. Culm slender, 1 2f, bracts 

 exceeding the culm. Whole plant pubescent arid light green. Co^es. 



72 C. lilrslita Willd. Spk. oval-oblong, 49'', erect, near, dense; perur. ovoid-tri- 

 quetrous, downy, at length only scabrous, longer than the glumes. Culm 1 2f, 

 bracts exceed.ug it, all pubescent or scabrous. Upland Meadows. (C. Triceps MX.) 



73 C. Smith ii Porter. Spikelets 3, oval and oblong, near; perig. globular; achenia 

 broadly obovate with reflexed styles; culm slender; whole plant glabrous, bright 

 green, 2f. Del. Co., Penn. (A. If. Smith.) Also in N. J. (See Olney's Carices Am.) 



7-1 C. testivalis Curtis. Spk. 3 5, slender, 1 2', loose, suberect on short sta.Ks ; 

 perig. elliptic, pointed both ways, longer than the glume. Tufts 1624' high, with 

 flat downy leave;, and bracts exceeding the cnhn. Mts.. Mass, to N. Car. 



75 C. Sliortiaiia Dew. Spk. 4 or 5. cylindric, dense, 1'. erect on naked etalka, 

 tawny in maturity; perig. round-obovate, scarce longer than the ovate gluino." Erect, 

 12 W. leafy, smooth, handsome. Wet grounds, Penn. to 111., and S. 



76 C. oxylepis Torr. Spk. 3 6, cylindric, 1 2', erect on naked ped. ; perig. ob'.ong, 

 pointed both ways, little longer than the cuspidate white-edged glume. Fla. to La. 



77 C. Buxbaitmil Wahl. Spk. 4, ovoid, sessile, near; lower bract equaling th 

 culm; perig. elliptic, nerveless, rounded on the back, shorter than the pointed black- 

 banded glume. Cnhn 10 18'. Common in wet places. 



