SEDGE FAMILY. 



28. Carex comosa Boott. Bristly Sedge. 



(Fig. 698.) 



Care.v comosa Boott, Trans. Linn. Soc. 20: 117. 1846. 

 Carex Pseudo-Cvperus var. comosa W. Boott in S 

 Wats. Bot. Cal. 2: 252. 1880. 



Similar to the preceding species, culms commonly 

 stouter, the leaves sometimes %' wide. Staminate 

 spike short -stalked, sometimes pistillate at the 

 summit; pistillate spikes 2-6, usually 3-5, stalked 

 or the uppermost nearly sessile, all spreading or 

 drooping, stouter and bristly, about %' in diameter; 

 perigynia more slender, little inflated, strongly re- 

 flexed when mature, tapering into a slender, prom- 

 inently 2-toothed beak, the teeth subulate and 

 recurved-spreading; scales mostly shorter than 

 the perigynia, very rough; stigmas 3. 



In swamps and along the borders of ponds, Nova 

 Scotia to southern Ontario and Washington, south t<> 

 Georgia, Louisiana and California. May-Oct. 



29. Carex Frankii Kunth. Frank's Sedge. (Fig. (. 



Cti>' i Frankii Kunth, Knum. 2 4^ 

 Carex slenolefiis Torr. Ann. I.y. N Y 3 49 

 Not Less. 1831. 



301 





(ilabrous, much tufted, culms stoat, smooth. 

 erect, very leafy, i-2# tall. Leave* elongated. 

 roughish, 2)^ "-4" wide, the upper ones and the 

 similar bracts commonly overtopping the culm; 

 staminate spike stalked, sometimes pistillate at thr 

 summit; j-i^tillate spikes 3-6, excevdinxly dene, 

 cylindric, erect, %'-l%' long, aUnit 4" in diam- 

 eter, the upper nearly or quite sessile, the lower 

 slender-stalked; j.eri^ynia green, slightly inflated, 

 about i" in diameter, few-iu-rvi-d, obovoid with a 

 depressed summit from which arises the subulate 

 2-toothed beak; si-ales linear -subulate, longer than 

 the perigynia; stigmas 3. 



In swamps and wet inrail<>wv ra-u-rv. 

 to eastern Virginia and (". 

 souri, Louisiana and Texas. J 



30. Carex squarrosa L,. Squarrose Sedge. (Fig. 700.) 



Carex squarrosa L. Sp. PI. 973. 1753. 



Glabrous, culms slender, erect or reclining, rough 

 above on the angles, 2-3 tall. Leaves elongated, 

 rarely more than 2" wide, rough-margined, the 

 bracts similar and somewhat overtopping the culm; 

 spikes 1-3, erect, stalked, oblong or globose, ex- 

 ceedingly dense, rarely over i' long, 6 // -io // in 

 diameter, the upper one club-shaped, staminate at 

 the base or sometimes for one-half its length or 

 more; perigynia yellowish green, becoming tawny, 

 spreading or the lowest reflexed, somewhat inflated 

 but firm, obovoid, \"-\y z " in diameter, few-nervi-d, 

 abruptly narrowed into the subulate minutely 2- 

 toothed beak, twice as long as the scarious lanceo- 

 late acuminate or awn-tipped scale; achene linear- 

 oblong, tapering into the stout style; stigmas 3. 



In swamps and bogs, Connecticut to Indiana. Michi- 

 gan and Nebraska, south to Georgia, Louisiana and 

 Arkansas. June-Sept. 



