

SEDGE FAMILY. 



94. Carex Crawei Dewey. Crawe's 

 Sedge. (Fig. 764.) 



Car, 'i- Crawei Dewey, Am. Joum. Sci. ( II. i a: 246. 1846 

 Carex heterostachya Torr. Am. Jouni. Sci. (II.) a: 248. 

 1846. 



Glabrous, culms low, stiff, erect, 3'-i5' tall. 

 Leaves rather stiff, flat, i // -2 // wide, erect or nearly so, 

 shorter than the culm, the bracts similar, rarely over- 

 topping the spikes; staminate spikes 1-3, long-stalked; 

 pistillate spikes 1-4, distant, cylindric, erect, %'-i' 

 long, 2 // -3 // thick, densely many- flowered, stalked or 

 the upper sessile, the lowest often borne near the base 

 of the culm; perigynia ovoid, ascending, nerved, us- 

 ually minutely resinous dotted, i // -i^ // long, taper- 

 ing into a very short entire beak; scales obovate or 

 oval, thin, acute or cuspidate, shorter than the pcri- 

 gynia; stigmas 3. 



In moist meadows and on banks, Quebec to Manitoba, 

 south to Pennsylvania and Tennessee. May-July. 



95. Carex extensa CxxxU-n. Long bractcd 

 Sedge. (Fig. 7 r. 



Carex extensa Gooden. Tnuu. Unn. S 1794. 



Glabrous, bright green, culm* stiff, erect. 

 tall. Leaves i"-a" wide, strongly involute, 

 shorter than the culm, the lower bract similar. 

 exceeding the spikes, the upper shorter, 

 deflexed; staminate spike sessile, rarely pistillate at 

 the base; pistillate spikes 1-3, erect, sessile and close 

 together or the lowest short-stalked and distant, ob- 

 long, densely many-flowered, 5"-8" long, about 3" 

 thick; perigynia ovoid or ovoid-oblong, 

 long, narrowed at the base, slightly swollen, 

 many-ribbed, tapering into a short stoat 2 toothed 

 beak; scales ovate, acute, brown with grecaMi 

 midvein, shorter than the perigynia; stigma* j. 



Borders of salt meadows, Conejr Island. X. Y . and 

 near Norfolk, Va. Naturalized from Europe. Jnm- Au 



96. Carex flava L. Yellow Sedge. ( Fig. ;' 



Carex flava L. Sp. PI. 975. 1753. 



Carex flava var. graminis Bailey, Mem. Torr. Club, i: 

 30. 1889. 



Glabrous yellow-green, culms very slender but stiff 

 and erect, smooth or nearly so, i-2 tall. Leaves 

 i"-2W wide, flat, the radical shorter than or some- 

 times exceeding the culm, the lower bract elongated, 

 spreading or ascending; staminate spike solitary, 

 stalked or sessile; pistillate spikes 1-4, oblong or glo- 

 bose-oblong, erect, sessile and close together or the 

 lower one distant and short-stalked, densely flowered, 

 3"-6 // long, about 3" thick; perigynia narrowly ovoid, 

 yellow, and spreading or deflexed when mature, 2"- 

 3" long, strongly several-nerved, the subulate 2- 

 toothed beak about as long as the body; scales lanceo- 

 late or oval, acute or subacute, shorter and narrower 

 than the perigynia; stigmas 3. 



In swamps and wet meadows, Newfoundland to the Northwest T 

 New Jersey, Pennsylvania, Ohio and Montana. Also in Europe. 



Carex Oederi Ehrh., found by the late I. C. Martindale at Atco, N. J. (accordiaf 

 is a waif from Europe, otherwise not known from America. 



