Class XXI. Order III. 



point, transparent at base, like the root. Stem erect, furnished 

 with a sheath at base, simple, with six and sometimes seven an- 

 gles, terminating in a small, hemispherical head of close flow- 

 ers. August. 



248. CAREX. 

 CAREX SCOFARIA. Willd. Broom Sedge grass. 



Spike androgynous, compound ; spikclets 

 about five, alternate, oval, obtuse, approximated, 

 barren below ; stigmas two ; fruit ovate-lanceolate, 

 margined, two pointed ; bractes oblong, mucronat- 

 ed. Willd. 



Pretty common in moist land. Leaves sheathing, rough on 

 the edge. Culm triangular, the angles rough. Spikelets 

 small, oval, sessile, containing barren and fertile flowers. June. 

 Perennial. 



CARBX STIPATA. Muhl. Close spiked Sedge. 



Spike androgynous, compound; spikelets about 

 five, oblong, barren above, aggregate ; stigmas 

 two ; fruit spreading, ovate, acuminate, two point- 

 ed, flat and convex, nerved ; culm triangular, very 

 rough. Willd. 



A larger species than the last. The culm ends in an irreg- 

 ular, interrupted spike of barren and fertile flowers, composed 

 by five or six crowded spikelets. Fruit diverging, ovate, with 

 a long point, flat on the inside, convex on the outside. Mead- 

 ows. May. Perennial. 



CAREX VARIA. Muhl Variable Sedge. 



Barren spike solitary ; fertile ones about three, 

 somewhat approximated, sessile, roundish; stig- 

 mas three ; fruit roundisli-tlire,e cornered, beaked, 



