CAREX. 387 



slender, erect. Glumes deciduous. Fr. dark brown. — Boss. 

 P. VI. E. S. I. 



** Spike male at the top. Stigmas 3. 



4. C. rupes'tris (All.); half of spike male, /r. obovate tri- 

 gonoua with a very short beak adpressed scarcely long:er than 

 the persistent gl., nut obovoid acutely triquetrous, 1. ilat. — 

 U.B. & 2814. H. b. 4. M. 198.— Soboliferous. St. 3— 6 in. 

 high, triquetrous, rough upwards. X. ending in a waxy rough 

 slender triangular point. Gl. fuscous. Fr. paler. — Lofty moun- 

 tains. P. VII. S. 



5. C. paudjUra (Lightf.) ; 1 — 3 terminal Jl. male, fr. 2 — 4 

 lanceolate-subulate terete patent or reflexed longer than the deci- 

 duous gl., nut linear-oblong trigonous, 1. involute.- — E. B. 2041 . 

 Schk. A. 4. I[. b. 1. -B. 196. — Soboliferous. St. usually about 

 6 inches high, slender. L. 2 or 3, much shorter than the stem. 

 Fr. pale yellow.— Bogs in the North. PI. VI. VII. E. S. 



ii. Somostachyre. Spikelets in a compound continuous or inter- 

 rupted spike, male at one or both ends or nearly unisexual. 

 Nut plane-convex or compressed. Stigmas 2. (Sp. 6 — 24.) 



t Spikelets nearly unisexual. Sobole far-creeping. 



6. C. dis'ticha (Huds.); spikelets in an oblong interrupted 

 spike upper and lower ones fertile intermediate mostly male, fr. 

 ovate-lanceolate veined narrowly margined bifid with serrate 

 edges above, nut oval, gl. shorter than the fr. acute its midrib 

 not reaching the top, st. with rough angles. — C intermedia 

 Good., E. B. 2042. Schk. B. 7. H. a. 14. R. 210.— Height 

 1 — 2 feet. Fr. about as long as gl. ; usually abortive and twice 

 as long. Lower bract with a slender leaflike point. — Marshy 

 places. P. V. VL E. S. L 



7. C. arendria (L.) ; spikelets in an oblong interrupted spike 

 upper ones male lower fertile intermediate male at the end, fr. 

 ovate veined winged and serrulate from the middle to the bifid 

 top of the beak, nut bluntly ovoid, glumes longer than the fr. 

 acuminate, st. rough above.— ^. B. 928. Schk. B. & Dd. 6. 

 H. a. 13. R. 209. — Height 1 foot. Sobole superficial, very 

 long. Lowermost bracts with slender leaflike points. — Sandv 

 places. V.Xl. E. S. t. 



ft Spikelets male at the top.— t Sobole far-creeping. 



8. C. incur'va (Lightf.); spikelets in a roundish head, fr. 

 inflated broadly ovoid acuminate-rostrate, beak split externally, 

 nut obovoid, st. smooth about equalling the leaves. — E. B. 927. 

 Schk. Hh. 95. S. a. 6. -B. 199.— St. 2—3 in. high, usuallv 



b2 



