Genus 18. 



SEDGE FAMILY. 



395 



104. Carex picta Steud. Boott's Sedge. Fig. 971. 



Carex Boottiana Benth. ; Boott, Bost. Journ. Nat. Hist. 

 5:112. 1845. Not H. & A. 1841. 



Carex picta Steud. Syn. PI. Cyp. 184. 1855. 



Dioecious, foliage glabrous, light green, culms phyl- 

 lopodic, slender, smooth, erect or reclining, 4'-i2' 

 long, usually much shorter than the leaves. Leaves 

 flat, i"s" wide, the upper reduced to bladeless 

 sheaths, tinged with reddish purple; spike solitary or 

 rarely with a small accessory one near its base, erect, 

 densely many-flowered, the staminate generally i'-a' 

 long, the pistillate cylindric but narrowed at the base, 

 i'-2i' long, 2"-4" thick; perigynia narrowly obovoid, 

 strongly many-nerved, puberulent at least toward the 

 obtuse summit, 2,"-2\" long, stipitate; scales reddish 

 purple, usually with green midvein and hyaline mar- 

 gins, shining, obovate, obtuse, acute or cuspidate, 

 longer and wider than the perigynia ; stigmas 3. 



In woods, central Indiana ; Alabama and Louisiana. 

 Local. Summer. 



105. Carex pedunculata Muhl. Long-stalked Sedge. Fig. 972. 



Carex pedunculata Muhl.; Willd. Sp. PI. 4: 222. 1805. 



Densely matted, rather bright green, culms very 

 slender, roughish above, diffuse, 3'-i2' long, strongly 

 purple-tinged at base. Leaves flat, i"-ij" wide, the 

 basal commonly longer than the culms ; upper sheaths 

 green, almost bladeless, the lower with short leaf-like 

 blades; terminal spike staminate, long-stalked, usually 

 with some pistillate flowers at its base; lateral spikes 

 2-4, pistillate or androgynous, 3" -6" long, few-flowered, 

 filiform-stalked and spreading or drooping, scattered, 

 some of them appearing basal; perigynia obovoid, 

 sharply 3-angled above, puberulent or becoming gla- 

 brous, 2" long, pale green, nerveless, narrowed below 

 into a stipe, tipped with a minute entire beak; scales 

 purplish, obovate, with green midrib, abruptly cuspidate 

 or the lower subulate-awned, nearly equalling or lower 

 exceeding perigynia ; stigmas 3. 



In dry woods, Anticosti to Saskatchewan, south to Vir- 

 ginia, Pennsylvania and Iowa. May-July. 



106. Carex concinna R. Br. Low Northern 

 Sedge. Fig. 973. 



Carex concinna R. Br. Frank. Journ. 763. 1823. 



Caespitose and stoloniferous, the culms slender, 

 nearly smooth, 2'-6' tall. Leaves about 1" wide, flat, 

 pale green, much shorter than the culm ; bracts reduced 

 to green bladeless sheaths or occasionally with a short 

 blade; staminate spike solitary, sessile or nearly so, 

 1J-3' long; pistillate spikes l-3,_ sessile and clustered 

 or the lower one somewhat distant and stalked, erect, 

 2"-4"long, il"-2" thick, compactly 5-10-flowered ; peri- 

 gynia oblong-ovoid, 3-angled, pubescent, very short- 

 beaked, obscurely nerved, about twice as long as the 

 broadly ovate obtuse dark scales; stigmas 3. 



In rocky places, Quebec and New Brunswick to British 

 Columbia. Summer. 



