806 CYPERACEZ. [Carex. 
Section I. Spikelet solitary, simple, terminal. 
Leaves flat, grassy. ieee oblong, many-flowered. 
Bract short or wanting 3c + .. 1. C. pyrenaica. 
Leaves terete, strict and wiry, Spikelet ovoid, few- 
flowered. Bract long ua aa Bs ... 2. C. acteulorts. 
Section II. Spikelets several or many, androgynous or rarely diccious, sessile, 
arranged i @ compact or more or less interrupted spike, less often in a 
dense or rarely lax panicle. Styles 2. 
* Male flowers at the top of the spikelets. 
Small, 4-2in. Spikelets 2-4, compacted into an ovoid 
head #-4in. ene: Utricles elliptic-ovoid, conspicuously 
winged < $5 “he es 5 -. 8. C. pterocarpa. 
Slender, 2-12in. Leaves almost filiform. Spikelets 3-8, 
in a dense or lax spike 4-lin. long. Utricles ovate- 
lanceolate, beaked, nerved, minutely papillose. . 3 4.06. Karka 
Usually stout, 6-14in. Leaves flat, grassy. Spikelets 
4-10 in a dense spike 4-lin. long. Utricles ovoid, 
beaked, strongly nerved, minutely papillose .. 5. C. trachycarpa. 
Slender, ‘strict, wiry, 6-18 i in. Spikelets 6-10 in a linear 
spike 4-13 in. long. Utricles narrow-lanceolate, nerved, 
winged above, tapering into a long subulate beak -. 6. C. Muelleri. 
Slender 1-3ft. Spikelets many, in a lax panicle, 4-9in. 
long, sometimes reduced to a spike 38-5in. Utricles nar- 
row-lanceolate, tapering into a long subulate beak 
Slender, laxly tufted, 1-2ft. Spikelets many, in a dense 
or interrupted oblong spike #-l}in. long. Utricles 
ovoid, swollen at the base, shining, ribbed on the back, 
contracted into a rather long beak .. .. 8. C. teretiuscula. 
Stout, harsh, 1-3ft. Culms acutely triquetrous. Leaves 
4-4 in. broad. Spikelets many, in a stout ‘spike-like 
panicle 3-7in. RE: Utricles ovoid, conspicuously 
nerved NE oe ts .. 9. C. appressa. 
Slender, harsh, 1-3 ft. Leaves 4-4in. broad. Spikelets 
many, in alinear spike-like panicle 6-18 in. ioe Utricles 
ovoid, conspicuously nerved . .. 10. C. virgata. 
Slender, drooping, 2-4 ft. Spikelets very numerous in a 
much and laxly branched nodding panicle 1-23 ft. long. 
Utricles broadly ovoid, smooth or indistinctiy nerved .. 11. C. secta. 
. kaloides. 
=f 
Q 
** Male flowers at the base of the spikelets. 
Slender, 4-18in. Leaves flat, grassy. Spikelets 2-5, pale- 
green, compacted into a shoré head or spike. Utricles 
ovoid, nerved, narrowed into a long beak se .. 12. C. inversa. 
Small, depressed, 4-3in. Leaves involute, wiry. Spike- 
lets 2-3 or solitary. Utricles ovoid at the base; beak 
very long .. is a Se he .. 13. C. resectans. 
Slender, 3-14in. Leaves involute, wiry. Spikelets 2-4, 
brown, compacted into a short head. Utvicles broadly 
ovoid, smooth, nerveless, not beaked .. wa .. 14. C. Colensot. 
Slender, 4-18in. Leaves flat, grassy. Spikelets 3-5, 
green, approximate or a little remote. Utricles spread- 
ing, narrow-ovoid, spongy at the base, nerved, beaked .. 15. C. echinata. 
Short, 2-8in. Leaves flat, grassy. Spikelets 2-4, red- 
brown, in a dense spike 4in. long. Utricles elliptic- 
ovoid, not winged, faintly nerved; beak short.. .. 16. C. lagopina. 
