312 CYPERACEAE. 



61. Carex misandra R. Br. Short-leaved Sedge. (Fig. 731.) 



Carex misandra R. Br. Suppl. Parry's Voy. cclxxxiii. 

 1824. 



Glabrous and smooth, culms very slender, erect, 

 I'-iS 7 tall. Leaves \"-iW wide, clustered at the 

 base, usually much shorter than the culm, seldom 

 over 2^' long; bracts narrowly linear, sheathing, not 

 overtopping the spikes; terminal spike often partially 

 pistillate at base or summit, slender-stalked; pis- 

 tillate spikes i or 2, filiform-stalked, z"-l ff l n g 

 about 2" thick, rather few-flowered, drooping; peri- 

 gynia narrowly lanceolate, acuminate at the apex, 

 narrowed at the base, 1%" long, ascending, dark 

 brown, denticulate above; scales oval, obtuse, purple- 

 black with narrow white margins, somewhat shorter 

 than the perigynia; stigmas 2 or 3. 



Throughout arctic America, extending south in the 

 Rocky Mountains to the higher summits of Colorado. 

 Also in arctic Europe and Asia. Summer. 



732.) 



62. Carex littoralis Schwein. Barratt's Sedge 



Care.v littoralis Schwein. Ann. Lye. N. Y. i: 70. 1824. 

 Carex Barrattii Schwein. & Torr. Ann. Lye. N. Y. i: 

 361. 1825. 



Glabrous, pale green and somewhat glaucous, 

 culms erect, slender, smooth, i-2 tall, leafless 

 above. Leaves i^ // -2 // wide, smooth, usually 

 much shorter than the culm, the lower sheaths 

 fibrillose; bracts not sheathing, the lower usually 

 short and narrow, sometimes elongated and over- 

 topping the culm; staminate spikes 1-3, usually 

 rather long-stalked; pistillate spikes 2-4, drooping 

 or the upper ascending, slender-stalked, linear- 

 cylindric, ^'-2' long, 3" in diameter, mostly 

 staminate at the summit; perigynia oblong, green, 

 faintly few-nerved, i // -i^ // long, tipped with a 

 minute entire beak; scales brown-purple with 

 lighter margins, obtuse, equalling or shorter than 

 the perigynia; stigmas 3. 



In pine-barren swamps, eastern Long Island and 

 New Jersey to North Carolina. May-July. 



63. Carex rariflora J. E. Smith. Loose-flowered Alpine Sedge. (Fig. j 



Carex rariflora J. E. Smith, Engl. Bot. pi. 2516. iSi .-,. 



Glabrous, culms very slender, rather stiff, erect, 

 4 / -i2 / tall, smooth, or roughish above. Leaves i" 

 wide or less, shorter than the culm, the lower very 

 short; bracts subulate, purple at the base; staminate 

 spike solitary, long-stalked, sometimes with a few 

 pistillate flowers at the base; pistillate spikes I or 2, 

 narrowly oblong, few-flowered 3 // -6 // long, 2" in di- 

 ameter, nodding on filiform stalks; perigynia pale, 

 oblong, acute at each end, ij" long, ^" wide, mi- 

 nutely beaked, few-nerved, the orifice entire; scales 

 oval, purple-brown with a greenish midvein, obtuse 

 or mucronate, equalling or a little longer than the 

 perigynia; stigmas 3. 



In wet places, Greenland and Labrador to Hudson \\:\\, 

 south to Mt. Katahdin, Maine, and to northern Minne- 

 sota. Also in Europe and Asia. Summer. 





