CAREX. 355 
Sinely serrated edges, nut broadly oblong compressed, gl. with an 
excurrent rib, lowermost bract leaflike, st. roughish at the summit. 
—E. B. 1096. Schk. R. and Vv. 61.—St. slender, a foot high. Fr. 
nerved upon both sides. Spike often interrupted below.—Near 
the sea on the southern and eastern coasts. P. V. VI. 
8. C. disticha (Huds.); spikelets collected into an oblong in- 
terrupted spike upper and lower ones fertile intermediate barren, 
fr. ovate-lanceolate nerved narrowly margined bifid with serrated 
edges above, nut (usually abortive) elliptical, gl. shorter than the 
fr. acute the midrib not reaching the summit, st. with scabrous 
angles.—C’.. intermedia Good., E. B. 2042. Schk. B. 7. H. a. 14. 
R. 210.—-Height 1—2 feet. Fertile fr. about as long as gl. ; 
abortive twice as long. Lowermost bract with a slender leaflike 
point.—Marshy places. P. V. VI. 
9. C. arenaria (L.); spikelets collected to an oblong inter- 
rupted spike upper barren lower fertile intermediate barren at the 
end, fr. ovate nerved winged and finely serrate from the middle to 
the bifid summit of the beak, nut bluntly ovate, glumes longer 
than the fr. acuminate, st. scabrous above.—E. B. 928. Schk. B. 
and Dd. 6. H.a.13. R. 209.—Height 1 foot. Rhizome far- 
creeping and superficial. Lowermost bracts with slender leaflike 
points.—Sandy places. P. VI. 
+t Cespitose.—{ Green. Spike simply compound. Fr. 
squarrose, conical. 
10. C. vulpina (L.) ; spikelets compound collected into a cylin- 
drical crowded spike, fr. ovate-acuminate plane-convex nerved, 
beak bifid finely serrate, nut oval compressed tipped with a beak 
slightly thickened upwards, gl. mucronate shorter than the fruit, 
st. acutely triquetrous with scabrous angles, bracts setaceous.— 
E. B. 307. Schk.C.10. H.a.16. R.217.—Height 2 feet. St. 
firm; faces concave. L.broad. Fr. palish green. Beak of the 
nut constricted, its base narrower than the base of the style.— 
Wet places. P. VI. 
1]. C. muricata (L.); spikelets approximate, spike oblong 
dense or interrupted below, fr. ovate-acuminate plane-convex 
obsoletely nerved bifid finely serrate above divergent, nut ovate 
compressed its beak extremely short, gl. mucronate shorter than 
the fruit, st. smooth with rough angles——E. B. 1097. R. 215. 
C. contigua H. a. 10.—Height 1—2 feet. St. slender but strong. 
L. narrow. Lowermost spikelets not more than their own length 
distant from each other. Fr. much larger than that of No. 12, 
with a broad flat beak with very sharp edges.—Gravelly pastures. 
Pp. VI. 
12. C. divulsa (Good.); spikelets distant the upper ones ap- 
proximate, fr. ovate acute plane-convex obsoletely nerved bifid 
