CAEEX. 
461 
iii. Heterostachyae. One or more terminal spikeswhollyorrarely 
only partially male, others axillary fertile. (Sp. 26 — 74.) 
* Beak offr. short, entire or emanjinate or shortly 'i.-toothed. 
+ Nut plane-convex. Stigmas 2 — 3. Male spikes 1 or more. 
1 Stigmas 2. Sheaths of leaves tvehhed. Fertile sjnkes erect. 
L. ultimately revolute-edged ; lowest sheaths usually leafless. 
26. C. eldta (All.) ; fertile, spikes erect or rarely drooping 
long cylindrical, bracts auricled lowermost leaflike short, fr. 
ohlong -elliptic acute compressed veined closely imbricate, nut 
roundly obovoid shortly beaked, sheaths of 1. with jilanientous 
network. — E. E. 914. R. 230. C. stricta (Good.) C. ccespitosa 
(Gay.). — Densely ccespitose. St. 2 — 3 ft. high, triquetrous, 
rigid. L. short, narrow. Fertile spikes often male at the 
top. Gl. blunt or acute, equalling or shorter than the fr., 
narrow, dark purple ; keel green. Fr. in 6 — 9 regular rows. — 
[C. tur/osa (Fr.). A. atoloniferous plant with filamentous network, intermediate 
between Sp. 26 and 31, is recorded from Surrey and Cambs.] — MarsheS. 
P. VI. E. S. I. 
Stigmas 2. Sheaths not rvehbed, visually all hearing leaves. 
Stoloniferous. 
27. C. acuta (L. em. Good.); male spikes 1 — 3, fertile 2 — 4 
slender cylindrical-acuminate erect with fruit, lowermost 
bract leaflike often overtopping the stem 2vith long auricles, 
Jr. oblong lenticular veined, nut roundish-obovoid with a 
' short slender beak, gl. acute. — C. gracilis (Curt.) E. B. 580. 
j Schk. Ee. & Ff. 92. H. a. 44. R. 231, 232.— St. 2—3 feet 
I high, triquetrous, rough at top. L. broad. Gl. narrow- 
lanceolate, acute, on the male spikes spathulate-lanceolate, 
purple with a green keel. Fr. pale, blunt or acute, round or 
(oval, spherical or flattened. Fertile spikes usually with a 
few male fl. at the end, nodding with floivers. — [c. proUm (Fr.), 
cicspitose. with fr. compressed, more strongly nerved, shorter than the long 
tapering gl., is recorded from Cambs. and Norf. ; and C. tricostata (Fr.), stoloni- 
ferous, with young fr. ventricose becoming compressed 3-veined, lonaer than the 
Miiall obtuse gl., is recorded from N. of Ireland.] — Wet places. P. VI. 
E. S. I. 
28. C. rig'ida (Good.) ; spikes erect, male 1, fertile oval or 
shortly cylindrical dense subsessile, lower bract leaflike, fr. 
elliptic lenticuluT u'ithout yeni-SjUutroundishbluntwitha slender 
1 leak, St. triquetrous rough towards the top, curving outwards 
"■>th deflexed edges. — E. B. 2047. //. a. 40. R. 225. C. saxa- 
tilis Schkuhr. — St. 6 in. to a foot or more high. L. broad, flat. 
