CAREX. 
with a longer stalk, fr. elliptical-triquetrous loith a short terete 
slightly not died beak broader but not longer than the aeute glumes, 
nut elliptical triquetrous blunt a])ieulate, lower braet leaflike. — 
E. B. 204-1. Schk. X. 77- tl. b. 8. R. 592.— St. \—lh ft. high, 
triangular, usually smooth. Glumes dark purple with a slender 
])ale midrib. l*’r. yellowish. — Alj)ine roeks. P. VI. VII. E. S. 
V. Terminal spikes bai-ren, 1 or 2. Stigmas 2. 
28. C. vulgaris ( Fries) ; spikes ereet, barren 1 or 2, fertile 
,‘l — 4 subsessile eylindrieal, bracts with short auricles leaflike, 
fr. elliptical plano-convex with many nerves below and a short 
entire beak, nut roundish very blunt with a short slender beak, 
st. aeutely triangular rough towards the toj). — C. ccespitosa Sm., 
E. B. 1507. C. Goodenovii Gay. — St. about a foot high. L. 
slender, not keeled; sheaths not filamentous. Braets without 
sheaths. Spikes near together, short. Glumes shorter than fr., 
purple; keel slender, pale green. Fruit greenish or with a purple 
tinge. Nut rather broader than long. — Marshes. P. V. VI. 
29. C. ccespitosa (L.) ; spikes ereet near together, barren 1, 
fertile subsessile oblong, braets with long auricles lowest alone 
slender leaflike short, fr. elliptical acute lenticular not nerved 
rather patent with a short entire beak, sheaths of 1. with a slight 
web. — E. 582. C. pacificaQxcp — Ca3spitose. St. slender, acutely 
triangular. Spikes close together. Leaflike bract usually soli- 
tary ; auricles long and narrow. Glumes lanceolate, dark purple ; 
keel rather paler. — “ Britain. Dr. Greville.” Fries. P. V. ? 
30. C. rigida (Good.) ; spikes erect, barren 1, fertile oval or 
shortly cylinch-ical dense subsessile, lower bract leaflike, fr. 
elliptical doubly convex without nerves with a very short entire 
beak, nut roundish blunt wdth a slender beak, st. acutely tri- 
angular rough tow'ards the top, 1. with deflexed edges. — E. B. 
2047. H. a. 40. R. 578. — Stoloniferous. 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. Glumes about as long as the fr., pm'ple with a green 
keel. Nut rather longer than broad. — In wet and stony places 
on mountains. P. VI. VII. 
31. C. aquatilis (Wahl.); spikes erect, barren 1 or more, fer- 
tile 3 or 4 elongated narrowed below lower ones stalked, bracts 
leaflike erect overtopping the stem, fr. elliptical lenticular without 
nerves broader than the glumes : beak very short entire, nut ob- 
long narrowed below w'lth a short slender beak, st. trigonous 
smooth. — E. B. S. 2758. — Tufted (stoloniferous Fries). St. 1 — 4 
ft. high, wdth convex faces and obtuse angles. L. narrow ; 
sheaths not filamentous. Spikes rather distant. Glumes usually 
R 
