CAEBX. 409 



Schk. T. 68. S. b. 42. B. 253.— St. smooth, seldom exceeding 

 a foot high, slender. Spikes distant, short ; lower ped, halfr 

 exserted. Gl. brownish. Fr. yellowish brown, rather inflated ; 

 nut yellowish. Male spike cylindrical-claTate, with blunt 

 glumes.— Marshy places, especially near the sea. P. V. E. S. I. 



59. C. biner'vis (Sm.) ; fertile spikes remote, upper ones nearer 

 together cyhndrical their stalks mostly included, lower long with 

 exserted stalks, bracts sheathing, gl.mucronate,/r. ovoid subtri- 

 quetrous with 2 prominent green mhrnarginal ribs on the hack other 

 ribs faint, beak broad bifid rough at the edges, nut oJoKoirfrough- 

 ish..—E. B. 1235. Schk. Rrr. 160. S. b. 39. R. 255.— St. trian- 

 gular, smooth, a foot high. Spikes often very distant ; upper 

 stalks often quite included, never much exserted, lower often 

 greatly exserted. Gl. dark purple; midrib greenish yellow. Fr. 

 brown or deeply tinged with purple, 2 prominent ribs always 

 green; nut brown. Male spike with blunt glumes. — Heaths 

 and moors. P. VI. VH. E. S. I. 



60. C. Itmigaia (Sm.) ; fertile spite remote cylindrical, stalks 

 more or less exserted, bracts sheathing, gl. acute, fr. ovoid atte- 

 nuate striate, beak long deeply bifid with rough edges, nut suh- 

 pyriform narrowed below triangular smooth. — -E £. 1387. Schk. 

 Ebb. 116 & Sss. 162. S. b. 38. B. 254.— St. smooth, 2—3 feet 

 high. Spikes distant, erect or drooping. Gl. often acute on the 

 male spike, always so on the others, purple with a paler dorsal 

 longitudinal band. Rarely 2 male spikes. Fr. green ; nut yel- 

 lowish. L. broad. — Marshes and wet thickets, rather rare. P. 

 VI. E. S. I. 



61. C depauperdta (Good.) ; fertile spikes erect remote 3- or 

 4:-^., stalks exserted, bracts sheathing leaflike, gl. acute, /r. large 

 nearly globose, beak long bifid with rough edges, nut eUiptie 

 trigonous with bluntish angles. — JE. B. 1098. Schk. M. 50. — St. 

 1 — 2 feet high, trigonous, smooth. Gl. of the male spike blunt. 

 Fr. very large and few with many ribs. Spikes very distant. — 

 Dry woods, very rare. P. VI. E. 



•j-f t Beak of fr. glabrous, terete or compressed. Male spike 

 1 (rarely more). Stigmas 3. 



62. C. sylvat'ica (Huds.) ; fertile spikes about 4 distant slightly 

 drooping linear with long half-exserted stalks, bracts leaflike 

 sheathing, /»•. elliptic trigonous obscurely veined narrowed into a 

 loim cloven smooth beak, nut obovoid-elliptic-triangular, 1. nar- 

 rower than in the preceding.— -E. B. 995. Schk. LI. 101. S. b. 

 65. £. 242. — St. about 2 feet high, smooth, its top and the fr.- 

 beak rarely a little rough. Sheaths scarcely half equalling the 



