CyPERACE*. 422 CAREX. 



obovate, subinflated, nerved, bidentate, diverging with a subulate beak, a little 

 longer than the ovate glume; stam 2 — 10 inches high, leafy. Pale yellow. 

 Mass. and N. Y. — abundant in Pittsfield, Mass. and at Niagara Falls. 



71. C tkntacula'ta. Mali. 



Pistillate spikes 2 — 4, oblong, cylindric, bracteate, upper one sessile, the 

 rest nearly sessile, densely flowered ; pcrig. ovate, inflated, long rostrate, 

 bidentate, nerved, diverging, glalirous. twice longer than the ovate and small 

 scabro-mucronate glume ; s/e7a 1 — 2 ieet liioii, often large, triquetrous ; leaves 

 linear-lanceolate, longer than the stem. In clusters in wet or marshy places; 

 common. 



72. C. iiostra'ta. Mx. 



Stamiiiiite spike short and small ; ■pi.ilillate .spikes 2 — 3, subglobose, or capi- 

 tate, bracteate ; pcrig. aggregated into a head, small, erect, or subdiverging, 

 oblong-conic, very long-rostrate, slightly inflated at tlie base, twice longer 

 than the ovate-oblong, acutish glume ; stem 8 — IG inches high, few-leaved, 

 erect, &liff. Pale yellow. At the base of the White Mts., N. H. — Oukcs ; 

 also in Canada, where Mx. found it. Has been called a variety of C. Xan- 

 thopIiTjsii. Walil. 



73. C. intume'scens. Ituclge. C. folliculata. Schk. fig. 52. 

 Sirt7rti/irtte sp/ifi oblong, pedunculate ; pistillate spikes 1 — 3, few-flowered, 



approximate, bracteate. erect, nearly sessile, the lower one sometimes remote 

 and essertly pedunculate; perig. ovate-conic, large and much inflated, 

 acumiuale-rostrale, bidentate, nerved, diverging, very glabrous, thiice longer 

 than the ovate-cuspidate glume ; .<;teni. a foot or more high, erect, stiff", leafy, 

 dark green and very glabrous. Wet grounds, in open woods, or marshes. 

 Common. 



/3. glohalaris (Gray) ; Pistillate spikes large, globular, many fruited; grows 

 in the same situations. 



74. C. follicula'ta. L. C. Xanthophysa. Wahl. 

 Pistillate spikis 2 — 4, ovate or capitate, densely flowered, distant, the 



peduncles sometimes projecting far bejmnd the sheaths, often staminate at the 

 apex, long bracteate ; pc7"«^''. oblong-conic, much inflated, diverging or lioii- 

 zontal, loiig-rostrale, twice longer than the oblong-ovate, acute glume ; stem. 

 2 — 5 feet high, leafy ; Leaves linear-lanceolate, long and flat. Pale yellow. 

 In wet or marshy places ; common. 



75. C. LnPur.i'NA. Jiluk. C. lurida. Wahl. 

 Slaminate spike erect, slender, subsessile; p'stillate sp'kcs 2 — 4, ovate- 

 oblong, large and thick, or obloiig-cylindric, short-pedunculate, erect, densely 

 flowered, appro.ximate, the lowest sometimes lonj-peduncnlate and distant ; 

 perig. ovate-conic, ventricose, long, conic-rostrate, bicuspidate, nerved, 

 glabrous, about thrice longer than the ovate-lanceolate, acuminate glume; 

 stem 1 — 3 feet high, triquetrous leafy ; leaves and bracts long, flat, wide, 

 striate, scabrous on the edge. Bright green. Finely named from its hop-like 

 spikes. Mar.shes and about ponds; common. 



fi. pulystachija {Torr.) ; pistillate spikes nhoutr), very long cylindric, the 

 lowest remote and very long pedunculate ; pcrig. less inflated. Swamps in 

 Phillipslovi'n, N. Y., on the Highlands. Barratt. 



2. Pistillate spikes exsntly peduiimlate. 



76. C. PLANTAGisEA. Lam. Schk. fig. 70. C. latifolia. Wahl. 

 Slaminate spike erect, large, sub-clavate, with oblong and acute glumes ; 



pisfillate sp'kes 3 — 5, oblong, erect, remote, sparse-flowered, 2 upper nearly 

 inclosed-pedunculate, the lower ones exsertly pedunculate, with subulate 

 bracts; perig. oblong, triquetrous-elliptic or cnneiforin, tapering at either end, 

 recurved at the apex, and entire at the orifice, longer than the ovate-cuspidate 

 clume; sievi 8—18 inches high, erect, triquetrous, with dark-brown sheaths ; 

 Teavas radical, broad, ensiform, strongly 3-nerved. Bright green. Hedges 

 i-ud open woods ; cominon, and one oi the first appealing species in the spring. 



