758 Oedee 155.— CYPSRAGE^. 



pedicellate, veined, smaller Hum the oblong-oiovate, sJiori mucronate, dark pwrpk, 

 white-edged glume; culm 6 to 12' high, longer than the cauline, but shorter than 

 the radical bright-green leaves. — La. (Drummond), Ala. (T. M. Peters). Cnrioua 

 and distinct, allied to C. Baltzellii. 



80 C. viresoens Muhl. (B. t. '72.) Spikes 2 — t, oblong, erect, alternate, the Tower 

 subsessile, bracteate ; upper spike very rarely wholly i ; perig. ovate, obtuse, 

 eostate, pubescent, longer tlmn the ovate, pubescent and mucronate glume, or aibout 

 equal to it ; st 1 — 2^ rather slender ; Ivs. towards the base.^^Whole plant pubes- 

 cent and light green. 



;8. coSTATA Sohw. Perig. strongly eostate, outer sheaths purplish-brown ; Ivs. 

 numerous and larger. Both are common in open woods and hedges. 



81 C. triceps Mx. (B. t. Ill in part). Spikes 3, short-ovate, erect, quite near, the 

 upper short-peduncled, lowest leafy-braoted ; perig. obovate, obtuse, roundish- 

 triquetrous, pubescent when in flower, roughish, usually much longer than .the 

 ovate acute glume ; culm 1 to 21; triquetrous, scalDrous above, with shorter, sub- 

 radical, scabrous Ivs. — N. Car. (Curtis) to Pla. and Ala. Differs considerably from 

 the following, although the two are united by Boott. 



82 C. hirsitta Willd. (Schk., fig. IW.) Spikes 3, shori-ollong, thick, alternate, 

 erect, rather near, upper subsessile, lowest pedunculate, all dense-flowered ; perig. 

 ovate-triquetrous, obtusish, entire at the orifice, veined, very pubescent when young, 

 rough and glabrous in maturity, longer than the ovate, acuminate, glabrous 

 glumes; culm 12 to 18', stout, erect, scabrous above; Ivs. and sheaths strongly 

 soabro-pubesoent, grayish green. — Moist upland meadows. Can. to Penn., and 

 far West. 



/?. PEDUNCULATA (Torr.) Spikes oblong-cylindrio, pedunculate; Ivs. slightly 

 pubescent ; young glumes much longer than the perigyrdum. 



J'. CDSPiDATA. (Dew.) Glumes ovate, cuspidate, longer than the perig. ; Ivs., 

 sheaths, and culm very hirsute. — 111. (Vasey). 



83 C. sestivdlis Curtis. (B. t. 133.) Spikes 3 to 5, cylindric, slender, suberect, 

 loose-flowered, bracteate ; S glumes oblong, rather obtuse at the base of the upper 

 spike, lowest spike pedunculate; perig. elliptic, 3-sided, tapering at both ends, 

 glabrous, entire at oriflce, longer than the ovate, obtuse, often mucronate glume; 

 culms in tufts, 16 to 24', slender, with flat, pubescent Ivs., and leafy bracts. — Mts. 

 of N. Car. (Curtis), also on Saddle Mt., Mass. (Dewey). Jl., Aug. 



84 C Shortiana Dew. Spikes 4 or 5, long-cylindric, erect, dense-flowered, tlie 

 highest half-staminate below, the others nearly all fertile, exsert-pedunculate ; 

 perig. obovate, obtuse, convex-compressed, tapering at base and subpedicellate, 

 minutely apiculate, scarcely longer than tlie ovate, acfite glum^; culm 12 to 30', with 

 long Ivs. ; plant strong and fine, bright green. — Marshes, Penn. to 111. and farther 

 South. A distinct and beautiful species. 



85 C. ox^'lepia Torr. (B. t. 131.) Spikes 3 to 6, hng-cylindric, erect, eocsert-pe- 

 duncled, bracteate, the lower remotish and loose-flowered at tho base ; perig. ob- 

 long, subtriquetrous, glabrous, tapering at either end, 2-lobed or notched at orifice, 

 a little longer than tho ovate-oblong, cuspidate, white edged glume; culm 15', erect, 

 rather slender, leafy, pale green; spikes rather dark. — Pla.-(Chapman) to Tex. 

 (Torr.) 



86 C Buxbaumii "Wahl. Spikes about 4, short, cylindric, thick, upper one 

 sometimes wholly i , and sometimes ? above and below ; pistiliferous oblong, 

 subremote, subsessile, bracteate; perig. ovate-oblong, acatish, or obovate, obtuse, 

 subtriquetrous, entire at the oriflce, nerved and glaljrous, scarcely equal to the ob- 

 long and mucronate glume; st. 10 — 18' liigh, leafy towards the base. — Common in 

 wet grounds. It is described as sometimes having 2 stigmas in Europe, but placed 

 by Schk., Wahl, &c., in the division having 3. 



87 C. atr^ta L. Spikes 3 to 5, oblong-ovate, somewhat nodding, tho upper rather 

 near and sessile, lower pedunculate, scarcely sheathed; perig. roundish-oval, com- 

 pressed, glabrous, short-beaked, slightly bidentate or notched, a little shorter than 

 the dark, oblong glume ; culm about 1^ with light green foliage and black spikes. 

 White Mts. and Brit. Am. 



88 C. graolllima Sohw. (B. t. 134.) Spikes 3 — 4, long, graceful, sub-looee- 

 flowered, distant, long-pedicellate, recurved in maturity, bracteate, upper one 



