CABEX. 
371 
ticulax veined, nut roundish-obovate with a short slender beak, 
gl. acute.— i'. 5. 580. Schk. Ee. & Ff. 92. H. a. 44. E. 231, 232. 
— St. 2 — 3 feet high, triquetrous, rough at top. L. broad. 
Gl. narrow-lanceolate, acute, on the male spikes spathulate-lan- 
ceolate, 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 toith floivers. — 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,//', ellip- 
tic lenticular ivithotd veins, nut roundish blunt with a slender 
beak, st. triquetrous rough towards the top, cur\'iug outwards 
with dejkxed edges. — E. £. 2047. -ff. a. 40. H. 225. C. sa.vatilis 
L. ? — St. 6 in. to a foot or more high. L. broad, flat, keeled, 
rigid. Bracts without sheaths. Spikes near together, short, 
rarely narrowed and laxly flowered below. Gl. about exceeding 
the fr., purple with a green keel. Nut rather longer than broad. 
— In wet and stony places on mountains. P. VI. VH. E. S. I. 
fll Stigmas 2. Sheaths not webbed. Fertile spikes erect. 
Edges of haves ultimately involute. Glumes narrower than 
the fruit. 
29. C. aquat 'ilis (Wahl.) ; spikes erect, male 1 or more, fer- 
tile 3 or 4 long nan-owed heloiv lower ones stalked, bracts leaf- 
like erect overtopping the stem, elliptic lenticular icithmd 
veins broader than the gl., nut oblong narrowed below with a 
short slender beak, st. trigonous smooth. — E. B. S. 2758. — St. 
1 — 4 ft. high, with convex faces. Spikes rather distant. Gl. 
usually short, naiTOwer than the yellowish-gi-een h., reddish 
purple with a pale midiib. — Alpine boggy table-lands of the 
Clova Mountains and in the valley by the bridge at Ciova. P. 
vn. s. 
30. C. vulgaris (F ries) ; spikes erect, male 1 or 2, fertile 
3 — 4 subsessile cylindiical, bracts with short auricles leaflike, 
fr. elliptic jdayie-convex with many veins below and a short 
entire beak, nut roundish very blunt, st. triquetrous rough to- 
wards the top. — C. ceespitosa Sm., E. E. 1507. C. Goocknovii 
Gay. — St. about a foot high. L. slender, not keeled. Bracts 
without sheaths. Spikes near together, short. Gl. blunt, shorter 
than fr., purple ; keel slender, pale green. Fr. gi'eenish or 
with a purple tinge. Nut rather broader than long. — Marshes. 
P. V. VI. E. S. I. 
[C. Gibsdni (Bab.); spikes erect, nialel, fertile 2 — 4 oblong 
narrowed downwards slightly stalked, bracts with short auricles 
leaflike, fr, lanceolate acute with many veins not reaching the 
