Genus 18. 



SEDGE FAMILY. 



429 



206. Carex fulvescens Mackenzie. Tawny 

 Sedge. Fig. 1073. 



C. fulvescens Mackenzie, Bull. Torr. Club 37 : 239. 

 igio. 



Glabrous, yellow-green, culms slender, erect, 

 6'-2o' tall, smooth or slightly roughened on 

 angles. Leaves 4"-ii" wide, flat, shorter than 

 the culm, the lower bract shorter than the culm, 

 ascending, long-sheathing; staminate spike soli- 

 tary, strongly peduncled; pistillate spikes 1-3, 

 oblong, erect, widely separate, the lower strongly 

 exsert-peduncled, the upper short exsert-pedun- 

 cled, densely 15-40-flowered, 4"-io" long, 34"— 5" 

 thick; perigynia narrowly ovoid, yellowish-green, 

 appressed-ascending, 24" long, 1" wide, finely 

 several-nerved, contracted into a rough bidentate 

 beak half as long as body; scales ovate, acute or 

 obtuse, brown with conspicuous white scarious 

 margins, somewhat shorter than perigynia; stig- 

 mas 3. 



In wet places, Anticosti, Miquelon and probably 

 Newfoundland ; also collected near Boston, Mass. 

 Related to the European Carex fulva Good, and prob- 

 ably mistaken for it, but apparently distinct. July- 

 Sept. 



207. Carex extensa 



Sedge. 



Gooden. Long-bracted 

 Fig. 1074. 



Carex extensa Gooden. Trans. Linn. Soc. 2: 175. 1794. 



Glabrous, bright green, culms stiff, erect, io'-2° tall. 

 Leaves about 1" wide, strongly involute, erect, the lower 

 bract similar, much exceeding the spikes, sheathing, the 

 upper shorter, sometimes spreading; staminate spike 

 sessile or nearly so, rarely pistillate at the base; pistil- 

 late spikes 1-3, erect, sessile and close together or the 

 lowest short-stalked and distant, oblong, densely 15-50- 

 flowered, 34"-io" long, 3"-4" thick; perigynia ovoid 

 or ovoid-oblong, brown, it" long, narrowed at the base, 

 strongly several-ribbed and with thick walls, contracted 

 into a short stout 2-toothed beak ; scales ovate, acute, 

 brown with a greenish midvein, shorter than the peri- 

 gynia; stigmas 3. 



Borders of salt meadows, Coney Island, N. Y., and near 

 Norfolk, Va. Naturalized from Europe. June-Aug. 



208. Carex Oederi Retz. Green Sedge. Fig. 1075. 



Carex Oederi Retz, Fl. Scand. Prodr. 179. 1779. 

 Carex viridula Michx. Fl. Bor. Am. 2 : 170. 1803. 

 C. flava var. viridula Bailey, Mem. Torr. Club 1 : 31. 1889. 

 Carex flava var. cyperoides Marss. Fl. Neuroys. 537. 1869. 

 Carex Oederi var. pumila (Coss, & Germ.) Fernald, Rhodora 

 8 : 201. 1906. 



Glabrous, bright green, culms slender, smooth, erect, 

 3'— 15' tall, often exceeded by the erect narrow basal leaves. 

 Leaves i4" or less wide, the bracts similar, usually strictly 

 erect and much overtopping the spikes; staminate spike 

 sessile or short-peduncled ; pistillate spikes 2-10, all close 

 together and sessile or scattered and short-stalked, oblong- 

 cylindric to globose-oblong, 2"-6" long, 2"-34" in diam- 

 eter; perigynia ovoid-oval, i"-i4" long, strongly^ few- 

 nerved, narrowed at the base, abruptly contracted into a 

 2-toothed beak scarcely one-half as long as the body ; scales 

 ovate, much shorter than the perigynia and about as wide; 

 stigmas 3. 



In bogs and on wet rocks, Newfoundland to Hudson Bay and 

 the Northwest Territory, south to Maine, Pennsylvania, Minnesota, Utah and Washington. Summer. 



