SKDGK FAMILY. 



337 



135- Carex scirpoidea Michx. Scirpus- 

 like Sedge. (Fig. 805.) 



Car, i scirpoidea Michx. Fl. Bor. Am. 2: 171. 1803. 



Dioecious, foliage glabrous, rather bright green, 

 culms erect, slender but stiff, 6'-i8' tall, slightly 

 rough. Leaves l /t"-\" wide, nearly erect, usually 

 much shorter than the culm; spike solitary or rarely 

 with an additional and very small one near its base, 

 linear-cylindric, densely many-flowered, 8"-i5" 

 i ]&"-*" in diameter, subtended by a short or 

 sometimes subulate bract; perigynia oval, few- 

 nerved, densely pubescent, i" long, W thick, nar- 

 rowed at the base, tipped with a very short beak; 

 scales ovate-oval, dark purple with a narrow green 

 miclvein, acute, about as long as the perigynia; 

 stigmas 3. 



In rocky soil, Greenland to Alaska, south to the higher 

 iiountains of New England, Lake Huron, Utah and Call 

 fornia. Also in northern Europe and Asia. Summer. 



136. Carex Willdenovii Schk. Willdenow's Sedge. (Fig. 806. ) 



Carex Willdenoi-ii Schk. Ricdgr Nachtr 



Glabrous and pale green, culms very short, erect, 

 i'-4' high. Leaves much elongated, nearly tract. 

 rather stiff, \"-\%" wide, often i long, vary 

 overtopping the spikes, lowest reduced to 

 less sheaths; spikes 1-5, androgynous, 

 above, pistillate below or sometimes completely 

 staminate, about >' long, appearing nearly basal. 

 one or more of them on filiform stalks 3'-?' long. 

 the stalks of the others ranch shorter; body of the 

 perigynium oblong, smooth, i"-lX"loiig. rather 

 less than i" thick, narrowed into a flattened > 

 edged rough beak of about its own length; scale* 

 lanceolate, acute, acuminate or awned, finely 

 eral-nerved, the lower i or 2 commonly bract 

 foliaceous and often overtopping the stsmriate 

 portion of the spike; stigmas 3. 



In dry woods and thickets, Massachusetts to Ohio, Michigan and Manitoba, oath to Florida. 



Kentucky and Texas. April-July. 



137. Carex Jamesii Schvvein. James' Sedge. 



Carex Jamesii Schwein. Ann. Lye. X. Y. 1:67. 1824. 

 ^leudelii Kunth, Enum. 2: 480. 1837. 



Similar to the preceding species, but the leaves 

 rather narrower, soft, spreading or ascending, very 

 much surpassing the spikes, the lowest mere 

 clasping sheaths. Spikes androgynous, one or 

 more of them filiform-stalked, the terminal stami- 

 nate portion very slender, the pistillate flowers 

 only 1-4 and slightly separated; body of the peri- 

 gynium subglobose, \" in diameter, contracted at 

 the base, abruptly tipped by a subulate rough 

 beak of more than its own length; lower scales 

 bract-like, foliaceous, commonly much overtop- 

 ping the staminate portion of the spike, the upper 

 shorter and sometimes not exceeding the perigynia; 

 stigmas 3. 



In dry woods and thickets, southern Ontario and 

 N"e\v York to Indiana and Michigan, south to West 

 Virginia and Missouri. April-May. 



