TRIANDRIA. MONOGYNIA. Carex. 109 



nor is the keel of the leaves rough, except towards the point* 

 The sides of the straw are not flat, but concave. 



Great Seg. C. acuta * Huds. — Edges of rivers, ponds and 

 ditches, also in meadows, where it is much smaller. 



P. April, May. 



41 . C. Spikes oblong, bluntish : sckles of the males blunt, paludo'sa. 



of the female spear-shaped : capsules egg-spear- 

 shaped, slightly toothed at the end. 



E. hot. SOJ-Curt. 2S0. 



Root greatly creeping. Straw 1 to 2 feet high, unequally 3- 

 cornered, angles acute, rough. Leaves near £ inch broad, glau- 

 cous green, red at the base, shorter than the straw, upright, 

 edges and keel rough- M. spikes 3, terminating, near together* 

 oblong, blunt, 3-sided, angles bluntish; scales brown, oblong, t 

 blunt. Fern, spikes 3, oblong, blunt, but if terminated by male 

 florets acute, upright, some on short fruit-stalks, florets closely 

 2nd compactly tiled ; scales brown, spear-shaped, very acutely 

 pointed, mostly longer than the capsules. Fl. leaf, 1 to each 

 fern, spike, somewhat sheathing the fruit-stalk, seldom expanded 

 at the base. Capsules tiled, generally in 8 rows, egg- spear- 

 shaped, rather acute, at first entire at the mouth, but when ripe 

 shewing 2 very short little teeth. Summits 3. Approaches near 

 to the C. riparia y but in that the scales of the M. spike are very 

 acute, in this always blunt. In this, the capsules are either 

 entire, or only slightly cloven at the end, in that they have a 

 beak which is forked. Goodenough. M. sp. if to 2 inches 

 long : Fem. sometimes 3 inches or more. Straw not always 

 rough. 



Acute Seg. C. acuta. Curt.— Marshes and banks of wet 

 ditches, often found with C. riparia. P. Apr. June. 



*2. C. Summits 2: spikes thread-shaped; fern, spikes acu'ia. 



nodding whilst in flower, u L 

 sules rather acute, entire at the end. 



Dicks, h. i.-£. hot. 5&Q-Curt. 282-fl. ox. viii. 12. 3. 



Root creeping. Straw varying in height from 3 inches to z 

 teet or more ; 3-square, angles very acute and rough. Leaves 

 narrow, upright, pleasant green, shorter than the straw, rough at 

 the edges and on the keel. M. spikes 2, rarely 3, slender, 1 to 3 

 j^ches long, scales oblong, blunt, black. F. spikes 3, slender, 

 lower ones sometimes on fruit-stalks, nodding when in flower, 

 a Pnght when ripe, generally terminated by some male florets, and 

 therefore pointed. Scales oblong, acute, black, rather shorter 

 than the capsules. Fl. leaf y 1 at the base of each, fem. sp. often 

 ^panded at the bottom. Capsules mostly disposed in 8 rows 



