388 97. CYPBKieEJB. 



recurved so as to bring; the large head down to the ground. 

 Beak of fr. usually rather rouffh. — Sandy shores of the North, 

 P. VI. S J g_g_ 



9. C. divisa (RviAs.) ; spikelets in a somewhat ovate head, /r, 

 plane-convex ovoid many-veined, beak acutely hifid with Jmehf 

 serrate edges, nut broadly oblong, gl. with an excurrent rib, st, 

 roughish at the top. — E. B. 1096. — St. slender, a foot high. 

 Lowermost bract (brown) scarious, often prolonged into a slen- 

 der green point sometimes overtopping the spike. Fr. veined 

 on both sides. Spike often interrupted below. — Near the sea 

 on the Southern and Eastern coasts. P. V. VI. E. I. 



J I Ccespitose. Spike simply compound. Fr. squarrose, not 



10. C. vulplna (L.) ; spikelets compound in a cylindrical oblong 

 crowded spike, fr. ovoid-acuminate plane-convex veined, beak 

 bifid finely serrate, nut ovoid or oval with a beak constricted at 

 the base, gl. mucronate shorter than the fruit, st. triquetrous 

 with rough angles, bracts sdaceotts.—E. B. 307. Schk. C. 10. 

 R. 217. — Height 2 feet. St. firm. L. broad. Fr. palish green. 

 Spikelets greenish, bracts long, in shady places. JJ.'216. — 

 Wet places. P. VI. E.S.I, 



11. C. muricdta (L.) ; spikelets contiguous, spike oblong dense 

 or interrupted below, fr. ovoid-acuminate plane-convex ob- 

 scurely veined bifid finely serrate upper spreading, nut ovoid its 

 beak extremely short, gl. mucronate shorter than the fruit, st. 

 triquetrous with rough angles. — E. B. 1097. B. 215. — 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 Sp. 12, with a broad flat 

 beak with very sharp edges. — Gravelly pastures. P. W. E. S. I. 



12. C divul'sa (Good.) ; spikelets distant the upper ones nearer 

 together, fr. ovoid acute plane-convex obscurely veined bifid 

 smooth ascending, beah roughish at the edges, nut ovoid-vblong 

 compressed its beak extremely short, gl. mucronate shorter than 

 the fruit, st. triquetrous -n-ith rough angles above, bracts seta- 

 ceous.— -B. B. 029. Schk. Dd. & Ww. 89. S. a. 16. JR. 220.— 

 Height 1 — 2 feet. St. lax, slender, flaccid. Spikelets greyish, 

 usually 'distant, 1 or 2 lowest often lengthened into a short 

 branch. Fr. with a thick green margin slightly rough nearthe 

 top. — Moist shady places. P. VI. E. I. 



\\\ Ccespitose. Spike compound, often panicled. Fr. ascending, 

 gibbous on its back. 



13. C. teretius'cida (Good.); spikelets forming a dense compound 



