Carex. CYPERACE^. 40! 



€6. Carex vestita, Willd. Short Woolly-spiked Sedge. 



Sterile spikes 1-2, cylindrical-oblong ; fertile usually 2, ovoid-oblong, sessile, somewhat 

 approximated, mostly staminate at the summit ; perigynium short, ovoid, triangular, pubescent, 

 nerved, with a short bifid beak, a little longer than the ovate mucronate scale — Willd. sp. 4. 

 p. 263 ; Schk. Car. t. Bbbb. /. 182 ; Muhl. gram. p. 238 ; Ell. sk. 2. p. 542 ; Dew. Car. 

 I. c. 9. p. 261 ; Schwein. <^ Torr. Car. I. c. p. 331 ; Kunth, enum. 2. p. 518. 



Culm about 2 feet high, triquetrous, rough on the margin, leafy below. Leaves about 2^ 

 lines wide, rough. Sterile spike usually solitary ; the scales linear-oblong, chestnut-colored, 

 with a pale margin. Fertile spikes 2 or sometimes 3, three fourths of an inch long, commonly 

 with a few sterile flowers at the summit. Scales chestnut-color, keeled. Perigynium 1 i^ line 

 long ; the short abrupt beak slightly 2-toothed. Achenium ovoid, triquetrous, dull. Style 

 continuous. 



Moist (or sometimes dry) sandy soils, western counties : rare. Fl. May. Fr. June. 



67. Carex pubescens, Muhl. Pubescent Sedge. 



Sterile spike solitary, sessile ; fertile 3-4, oblong, erect, loosely flowered ; perigynium 

 obovoid-triquetrous, with an abrupt slender beak, pubescent, nearly entire at the orifice, about 

 the length of the broadly ovate cuspidate scale ; culm and leaves pubescent. — Muhl. in Willd. 

 sp. 4. p. 281 ; Schk. Car. t. Eee. /. 126 ; Muhl. gram. p. 244 ; Dew. Car. I. c. 9. p. 73 ; 

 Schwein. <^ Torr. Car. I. c. p. 333 ; Kunth, enum. 2. p. 455. 



Culm 12-18 inches high, slender, leafy below, erect or somewhat decumbent. Leaves 

 2-4 lines wide, very pubescent, shorter than the culm. Sterile spike scarcely half an inch 

 long ; the scales whitish, oblong, keeled, mucronate. Fertile spikes mostly 3, about three 

 fourths of an inch long, 6 - 10-flowered ; the 2 upper ones (and sometimes all of them) rather 

 close together ; the lowest a little remote, and furnished with a short peduncle. Scales whitish, 

 with a pale green prominent keel and a long abrupt acute point. Perigynium about 2 lines 

 long, acute at the base, thin, densely pubescent ; the short beak very slightly 2-toolhed at the 

 summit. Achenium conformed to the perigynium, minutely striate, crowned with a minute 

 elevated border. Style distinctly articulated. 



Woods and moist meadows : frequent. Fl. May. Fr. June. 



f tt Perigynium tmoothf ahartf not infiMed : spikes dark purple or black. 



68. Carex limosa, Linn. Mud Sedge. 



Sterile spike solitary, on a slender peduncle ; fertile 2-3 (sometimes solitary), ovoid or 

 oblong-ovoid, rather distant, pendulous ; perigynia roundish-elliptical, compressed-triquetrous 

 (green), with a very short entire beak, about the length of the ovate mucronate scale. — Linn, 

 sp. 2. p. 977 ; Wahl. in act. Holm. 1803. p. 156 ; Schk. Car. t. X. /. 78 ; Dew. Car. I. c. 

 10. p. 41 ; Schwein. ^ Torr. Car. I. c. p. 358 (excl. syn. Michx.) ; Kunth, enum. 2. p. 461. 



var. irrigua : scales acuminate, longer than the perigynia. — Wahl. I. c. C. lenticularis, 



Dew. Car. I. c. 7. p. 273, and 9. t. A./. 2, not of Michx. C. paupercula, Michx. fl. 2. 



p. 172. 



[Flora — Vol. 2.] 61 



