GENUS 18. 



SEDGE FAMILY. 



405 



134. Carex Hitchcockiana Dewey. Hitch- 



cock's Sedge. 



Fig. 1001. 



Carex Hitchcockiana Dewey, Am. Journ. Sci. 10 : 274. 

 1826. 



Culms slender, erect, somewhat rough, S'-22 tall. 

 Leaves ii"-32" wide, the upper and the similar 

 bracts much overtopping the spikes ; sheaths rough- 

 pubescent; staminate spike stalked or nearly sessile; 

 pistillate spikes 2-4, loosely i-6-flowered, erect, 

 rather distant, stalked or the upper sessile; perigynia 

 obovoid, obtusely 3-angled, finely many-striate, as- 

 cending, 2\"-2.\" long, i" thick, tipped with a short 

 stout oblique entire beak; scales ovate, rough-awned, 

 scarious-margined, longer or shorter than the peri- 

 gynia ; stigmas 3. 



In woods and thickets, Vermont and Ontario to Mich- 

 igan, south to West Virginia, Kentucky and western Mis- 

 souri. May-July. 



135. Carex katahdinensis Fernald. Mt. Katah- 



din Sedge. 



Fig. 1002. 



Carex katahdinensis Fernald, Rhodora 3: 171. 1901. 



Glabrous, culms short, 22' tall or less, roughened 

 above. Leaves l"-ii" wide, much exceeding the culm ; 

 lower bracts similar to the culm-leaves, much exceeding 

 spikes, their sheaths l' long or less ; staminate spike 

 nearly sessile; pistillate spikes 3-4, closely approximate, 

 erect, narrowly oblong, 3*"-7" long, 2."-2\" thick, rather 

 closely 6-i5-flowered, slightly exsert-peduncled; peri- 

 gynia oval, suborbicular in cross-section, rounded to 

 each end, finely many-striate, essentially beakless, i3" 

 long, slightly more than i" thick, the orifice entire; 

 scales ovate, scarious-margined, -more or less strongly 

 cuspidate, as wide as but shorter than perigynia ; 

 stigmas 3. 



Depot Pond, Mt. Katahdin, Maine ; Lake St. John, Quebec. 

 'June-July. Possibly only a form of Carex conoidea Schk. 



136. Carex conoidea Schk. 



Field Sedge. 



Fig. 1003. 



Carex conoidea Schk.; Willd. Sp. PL 4: 280. 1805. 



Glabrous, culms slender, rough, erect, 6'-3o' tall. 

 Leaves i"-2" wide, shorter than or but little exceeding 

 the culm ; lower bracts similar to the culm-leaves, some- 

 times but slightly overtopping the spike, their sheaths i' 

 long or less; staminate spike usually long-stalked; 

 pistillate spikes 1-3, distant, erect, oblong or oblong- 

 cylindric, I*"-I2", usually 4"-8", long, 2*" thick, rather 

 closely 8-25-flowered, the upper slightly exsert-peduncled, 

 the lower strongly so ; perigynia oval, suborbicular in 

 cross-section, rounded to each end, finely many-striate, 

 beakless, ii" long, slightly more than V thick, the 

 orifice entire; scales ovate, scarious-margined, acumi- 

 nate to rough-awned, the lower often longer than the 

 perigynia, the upper shorter than or equalling them ; 

 stigmas 3. 



Tn meadows. Nova Scotia to Ontario, south to Rhode 

 Island, New Jersey, Ohio and Iowa, and in the mountains 

 to North Carolina. May-June. 



