139 C. laevigata Smith.Order CLV Cyperaceae The Sedges Part 24 2333 Spike one and erect, sometimes 2; Order CLV Cyperaceae The Sedges Part 24 2334 spikes 2 - 3. oblong, bracteate, pedunculate, nodding; perig. ovate-lanceolate, triquetrous, nerved, rostrate, bifurcate, subdense-flowered, about equal to the ovate, cuspidate glume; st. 1 - 2f, scabrous above, leafy towards the base. - Light green. Near Boston (Green). Rare. This and the last probably introduced from Eur. (C. Greeniana Ed. 1.)

140 C. flexilis Rudge. (B. t. 79).Order CLV Cyperaceae The Sedges Part 24 2335 Spikes 2 - 4, ovate-oblong, cylindric, nodding; perig. ovate, subconic, rostrate, bidentate, scarcely shorter than the ovate, obtusish, oblong glume; st. 12 - 18', erect, striate; lvs. short, and shorter below; lvs. and bracts ciliate. - Bright green. Oneida Co., N. Y. (Gray), and far westward. (C. castanea Wahl.)

141 C. vemista Dew. (B. t, 123.)Order CLV Cyperaceae The Sedges Part 24 2336 Spike long, slender, with oblong, obtuse, tawny glumes; Order CLV Cyperaceae The Sedges Part 24 2337 spikes 2 or 3, long-cylindric, rather loose-flowered, lowest distant, on a long, exsert stalk, often sparse-flowered, recurved, dark; perig. conic above, tapering below into a pedicel, short-beaked, 2-toothed, veined, rough-pubescent, twice longer than the ovate, obtuse (sometimes mucronate) glume; culm 1 to 2f, longer than the linear-lanceolate, light green leaves. - S. Car. to Fla.

142 C. tenax Chapm. (Boott. t, 59.)Order CLV Cyperaceae The Sedges Part 24 2338 Spike short, cylindric, with oblong, acute glumes; Order CLV Cyperaceae The Sedges Part 24 2339 spikes 2 or 3, ovate or oblong, dense, subsessile, the lower sometimes remote; perig. oval, triquetrous, some tapering below, conic-beaked or shorter and 2-toothed, finely striate, pubescent, twice longer than the narrow-ovate, acute glume; culm If, erect: lvs short, flat, both glabrous. - Ga, Fla. (C. Chapmanii Sartw.)

143 C. Richardsonii R. Brown.Order CLV Cyperaceae The Sedges Part 24 2340 Spike oblong, erect, stalked, with ovate, obtuse, brown, white-bordered glumes; Order CLV Cyperaceae The Sedges Part 24 2341 spikes 1 to 3, smaller, oblong, lax, the upper near, the lowest more remote, all longer than the broad, membranous, white, obtuse bract; perig. ovate-triquetrous, very obtuse, scarcely beaked, orifice entire, boelow tapering, pubescent, scarcely equal to the brown, ovate, acute, white-edged glume; culm 4 to 10', scabrous, longer than the scabrous leaves. - Woods, Greece, N. Y. (Bradley), I11. (Mead.), and Arc. Am. A fine species with a wide range.

144 C. dasycarpa Muhl. (B. t., 57.)Order CLV Cyperaceae The Sedges Part 24 2342 Spike oblong, erect, subscssile, small; Order CLV Cyperaceae The Sedges Part 24 2343 spikes 2 or 3, short-oblong, alternate, hoary, the lowest remote, bracts longer than the culm; perig. oblong-ovate, triquetrous, short-beaked, veined, dense-vil-lous, emarginate at orifice, longer than the ovate-acuminate glume; culm 8 to 14', triquetrous, glabrous, longer than the hairy, narrow-lanceolate lvs.; grayish green. - Dry fields, N. Car.' to Fla.

145 C. Michigansis Dew. Terminal spike staminate, oblong-clavate, erect, short stalked;Order CLV Cyperaceae The Sedges Part 24 2344 spikes 1 to 3, rarely 4, oblong-filiform, lax, some or all three stam. at apex, squarrous-bracted, the upper sessile, lower short-stalked; perig. (too young) oblong-obovate, lance, acute, bifid, some villous, shorter than the oblong, acute, rusty brown gl.; culms clustered, 6 to 14', slender, triq., shorter than the linear, stiff, rough-edged lvs. - Mich. (Wm. Boott, Esq.).

146 C. Torreyi Tuekm.Order CLV Cyperaceae The Sedges Part 24 2345 Spike oblong, short ped.; Order CLV Cyperaceae The Sedges Part 24 2346 spikes 2 - 3, short, oblong, subsessile, erect; perig. oblong, obovate, very obtuse, glabrous, subtriq. entire at the orifice, subrostrate, twice longer than the acute gl.; st. 12 - 18' erect, triq., with subradical and pubescent lvs. - Pale green. N. Y. (Tuckerman.)

147 C. Crawei Dew.Order CLV Cyperaceae The Sedges Part 24 2347 Spikes 3 - 6, cyl. short and thick, densely flowered, sometimes aggregated, sometimes remote, the lowest often subradical and long-ped.; perig. ovate, terete, scarcely rostrate, diverging, entire at the orifice, twice longer than the ovate and obtusish gl.; Order CLV Cyperaceae The Sedges Part 24 2348 spike with one or two small ones at its base. - Jeff. Co., N. Y. It commemorates the name of Dr. Crawe, its discoverer, who was soon after drowned, on a botanical excursion, in Griffin's Bay.

148 C. ignota Dew.Order CLV Cyperaceae The Sedges Part 24 2349 Spike cyl., slender, erect, long-stalked, scale-bracted, with oblong, obtusish gls.; Order CLV Cyperaceae The Sedges Part 24 2350 spikes 2 or 3, oblong, lax, erect, leafy-bracted, the lowest long-ped.; perig. elliptic-triq., tapering below, conic-rostrate, slender, entire at the orifice or slightly 2-toothed, recurved more or less, a little longer than the ovate, acute, lane, or cuspidate gl; culm 18 to 24', pale green. - La. (Hale).

β. fusiformis. A smaller form; perig. more spindle-form, and the glume acute, shorter in proportion. Fla. (C. fusiformis Chapman.)

149 C. scabrata Schw.Order CLV Cyperaceae The Sedges Part 24 2351 Spike short-stalked; Order CLV Cyperaceae The Sedges Part 24 2352 spikes 3 - 6, cyl, subrecurved, remotish, long-ped.; perig. ovate-oblong, subinflated, subbifid, rostrate, quite scabrous, longer than the ovate-lane, acuminate, short-bidentate, ciliate gl.; culm 1 - 2f, acutely triq., rough, above, longer than the lvs. towards the base. - Bright green. Along brooks and streams, common. N. States, N. Car. (Curtis).