CAREX. 379 



63. C. Pseudo-cyperus (L.); fertile spikes about 6 drooping 

 cylindrical densely-flowered upon long stalks near together, 

 bracts leailike scarcely sheathing, gl. setaceous scabrous dilated 

 at the base, fr. ovate-lanceolate ribbed narrowed into a deeply 

 bifid beak, nut elliptical triangular, St. with acute rough angles. 

 —E. B. 242. Schk: Mm. 102. H. b. 66. R. 276.— St. 2—3 feet 

 high. Fertile spikes I5 — 2 in. long. — Damp places, rare. P. VI. 



E.I. 



tttt Beak of hairy fr. terete or compressed with patent cusps. 

 Barren spikes 2 or more. 



64. C.filiformis (L.); barren spikes 2, fertile 3 or 4 remote 

 erect sessile oblong, bracts leaflike lowermost slightly sheathing, 

 gl. obloug-ovate cuspidate and ciliate at the point, fr. downy 

 oblong-ovate narrowed into an obliquely truncate beak with 2 

 lateral points, nut narrowly elliptical narrowed at both ends 

 subtrigonous, 1. slender channeled. — E. B. 904. Schk. K. 45. 

 H. b. 31. R. 265. — St. 2 feet high. L. with filamentous sheaths 

 below. Lowest spike rarely stalked. — Peat-bogs. P. V. 



65. C. hirta (L.) ; barren spikes 2 or 3, fertile 2 or 3 remote 

 erect oblong-cylindrical stalked, bracts leaflike the lower with 

 long sheaths nearly equalling the peduncles, gl. elliptic-lanceolate 

 with long slender ciliated points, fr. hairy oblong-ovate narrowed 

 into a deeply divided beak, nut obovate narrowed below trian- 

 gular, I. flat hairy.— E. B. 685. Schk. Uu. 108. H. b. 58. R. 

 257. — St. 14 — 2 feet high, leafy. L. and sheaths shaggy, rarely 

 glabrous. Fr. tawny. Occasionally the spikes are compound at 

 the base and very long-stalked, and the gl. much lengthened. 

 — Wet places. P. IV. Hammersedge. 



ttttt Beak of fr. glabrous, terete, striate, with patent cusps, or 

 2-toothed. Barren spikes many, rarely 1. Bracts not 

 sheathing. 



X Barren spike 1. Stigmas 2. Beak offr. 2-toothed. 



66. C. pulla (Good.) ; barren spikes 1 (rarely 2), fertile 1 — 3 

 roundish-ovate lower one stalked bracteated sheathless erect, /r. 

 ovate obscurely veined inflated, beak short, nut roundish mucro- 

 nate, gl. bluntish. — £. B. 2045. Schk. Cc. 88.— St. 6—8 in. 

 high. Gl. dark purple tipped with white, midrib dark purple. 

 Fr. dai-k purple paler at the base, longer than the gl., stalked. — 

 C. saxatilis (Linn. Herb.), but Andersson says that the true 

 nlant is C. riqida. — Wet parts of the higher Scottish mountains. 

 P. VL S. 



67. C. Grahami (Boott) ; barren spikes 1 or 2 slender acute, 

 fertile 2 or 3 ovate obtuse lower one stalked bracteated sheath- 



