Carex. CLX. CYPERACE.E. 587 



3-nerved. — Bright green. Hedges and open woods, common, and one of the 

 first appearing species in the spring. 



84. C. Cauevana. 



(^ Spike erect, ()bU)ng, with oblong and obtuse L^^luincs; 9 spikes 2 — 3, 

 ovate, loose and li'w-liowcrcd, distant, upper subscssilr, all bracteate; peri;^. 

 ovate, triquetrous, subinllated, nerved, acuuiinate, tapering at the base, smooth 

 and glabrou><, entire at the orifice, twice longer than the ovate, mucronate glume; 

 5/. I— 2f high, erect, smooth, lealy towards the base; Irs. linear-lanceolate. — 

 Pale green. Woods, Auburn, N. Y., Carcij, and in various places in Ohio; 

 closely related to C. platitaiiinca, and to C. Prascri of the Southern States. 



85. C. ANCEPs. Schk, (C. plantaginea. Maid.) 



9 Spihrii 2 — 1, subrdiforni, erect, attenuate, sparse-flowered, remote, with 

 a 2-edged peduncle, leaiy-bracteate, upper one subsessile ; perig. oval-triquetrous, 

 tapering at both ends, short-rostrate, attenuate, glabrous, striate, excurved at 

 the apex, a little longer than the oblong-mucronate or ovate-acute glume; 5/. 

 G — 12' high; acutclv triquetrous; lis. radical, of medium width. — Glaucous or 

 light green. Woods and hedges, common. 



^/?. patulifoHa. Dew. (C. anccps. Schk., fig. 195.) Lvs. radical, broad, many- 

 venied, narrower at the base ; sheaths with long and leafy bracts ; perig. longer- 

 rostrate. 



y. angnstiffllin. Dew. (^Schk. fig. 128.) St. a foot high; Zr5. narrow, striate, 

 lonsr: i)eriir. short-rostrate and much recurved. 



'O > 



8G. C. BLANDA. Dew. (C. conoidea. Muhh) 



9 Spikes 2 — 1, oblong, cylindric, subsparse-flowered, alternate, approxi- 

 mate, bracteate, highest subsessile, the lowest on a long, 2-edged peduncle ; 

 perig. obovate, subtriquetrous, nerved, recurved at the apex, entire at the orifice, 

 little longer than the ovate, scabro-mncronate glume ; 5^. 8 — 12' high, trique- 

 trous, leafy towards the base ; lvs. long as the stem. — Pale green or glaucous. 

 Meadows and dry, open woods, common. 



87. C. CONOIDEA. Schk. (C. granularioides. Schv\) 



(^ Spikcs2 — 3, oblong, or ovate-oblong, remote, erect, rather dense-flowered, 

 bracteate ; perig. oblong-conic, obtusish, glabrous, nerved, subdiverging, entire 

 at the mouth, a little longer than the orate-subulate glume ; 5/. 8 — 12' high ; lvs. 

 towards the base, shorter than the stem. — Bright green. Moist, upland mea- 

 dows, common, 



88. C. TETANicA. Schk., fig. 207. 



9 Spikes 2 — 3, oblong, loose-flowered, remote ; perig. obovate, recurved at 

 the apex, entire at the orifice, with an ovate glume, obtusish at the upper and 

 mucronate at the lower part of the spike ; st. 6 — 10' high, triquetrous, longer 

 than the flat and linear-lanceolate leaves, — Light green, ^Upland meadows, rare. 



89. C. DIGITALIS. Willd. 



9 Spikes about 3, 4 — lO-flowered, oblong, distant, loose-flowered, lax and 

 recurved; perig. ovate, triquetrous, alternate, nerved, glabrous, short and obtuse, 

 entire at the orifice, longer than the ovate-lanceolate glume ; st. 4 — 12' high, 

 triquetrous, shorter than "the long, decumbent leaves. — Pale green. 



^. Va7i. Weckii. Dew. Smaller; perig. more remote and smaller. — Open, 

 moist woods, common. Has been mistaken for C. oligocarpa, Schk. ^ MvM. 



90. C. RETRocuRVA. Dew. 



9 Spikes 2 — 4, on long, filiform and recurved peduncles, bracteate, sub- 

 dense-flowered, short and thick, oblong ; perig. ovate, triquetrous, nerved, ob- 

 tusish, equaling the ovate, cuspidate glume ; st. 6 — 12' high, prostrate ; lvs. 

 radical and wide. — Glaucous, Open woods, rare. Has been considered C 

 digitalis, Willd., but is different. 



91. C. OLTGOCARPA. Schk. 



9 Spikes 2 — 3, erect, 3 — 4-flowered, bracteate ; perig. obovate, roundish- 

 triquetrous, short-rostrate, entire at the month, longer than the oblong-mucro- 

 nate glume; st. 6 — 12' high; lvs. flat and shorter towards the l)ase; plant light 

 green. — Open woods or hedges, rare. Differs from the following species in its 

 fruit and pubescence. 



