CAREX, 367 



Fr. with a thick green margin slightly rough near the top. — 

 Moist shady places. P. VI. 



+++ Ceespitose. Spike compound, often panicled. Fr. ascending, 

 gibbous on its back. 



13. C. teretiuscula (Good.) ; spike compound oblong, spikelets 

 densely aggregated, fr. ovate with 2 — 5 central ribs on the con^ 

 vex side (back), beak bidentate serrulate split to its base and 

 overlapping on the back, nut turbinate with a very short beak 

 convex, style not thickened at the base, St. trigonous and scabrous 

 above.— £. B. 1065. Schk. D. 1.9. T. 69. H. a. 9. H. 222.— 

 Root forming scattered simple tufts. St. 1 — 2 f set high, slender. 

 — /3. C. Ehrhartiana (Hoppe) ; root more csespitose, spike long, 

 spikelets rather loosely aggregated, nut narrowed from below 

 the middle, st. triquetrous above. — Boggy meadows, rare. 

 /3. near Manchester. P. VI. 



14. C. paradoxa (Willd.) ; spikes narrowly panicled lower 

 branches rather distant, fr. ovate with many short elevated ribs 

 near its base, beak obliquely bidentate serrulate not split nor 

 winged on its back, nut rhomboidal constricted below doublj' 

 convex with a short beak, style slightly enlarged at the base, st. 

 trigonous and scabrous above. — E. B. S. 2896. Schk. E. 21. 

 H. a. 12. R. 222. — Root densely tufted, crowned with the 

 fibrous remains of decayed leaves. St. 1 — 2 feet high, slender. 

 — Bogs. Near MuUingar, Ireland. Near York. Hoveton, 

 Norfolk. P. VI. VII. E. I. 



15. C. paniculata (L.) ; spikes panicled with long diverging 

 branches, fr. ovate faintly many-veined with a bifid fringed beak 

 split to its base and overlapping on the back, nut ovate obtuse 

 narrowed below plane-convex, beak slightly thickened upwards, 

 St. triangular.— E. B. 1064. Schk. D. 20. Ttt. 163. H. a. 19. 

 R. 223. — Root forming dense elevated tufts. St. stout, 2 — 3 

 feet high. Panicle usually large and spreading or reduced to a 

 slender compound (or even simple) spike. Bracts all much 

 shorter than the spike. — Bogs. P. VI. 



ft Spikelets barren at their base (or at both ends). 

 X Rhizome far-creeping. 



16. C. brizoides (L.) ; spikelets about 5 contiguous curved, 

 fr. lanceolate plane-convex bifid at the end deeply split on the 

 back serrulate from near the base, gl. rather shorter than the 

 fruit.— H. a. 23. R. 207.— St. 1 ft. high. Gl. acute, silvery 

 brown. L. long, slender, equalling or overtopping the spikes. 

 — Studley "Wood, Yorkshire. Mr. W. Maclvor. P. VII. ? E. 



