340 89. JUNCACE^. 



12. J. trifidus (L.); st. with 1 leaf on its upper part, basal 

 sheaths awned, upper sheath with a short 1., head termmaX of 1—3 

 fl. with two setaceous leaflike bracts, segments of perianth acute 

 falling short of the rounded elliptical beaked caps., root creep- 

 ing.— £. B. 1482. Si. 71. 12. R. ix. 394.— St. crowded, erect, 

 slender, 2 — 6 in. high. Occasionally the stera-1. is wanting and 

 sometimes it has a second head in its axil. Remarkable for its 

 long setaceous bracts. Perianth and caps, dark brown. — Damp 

 rocky places on mountains. P. VIl. VIII. S. 



ft Flowers in a terrninal head, or 2 heads one above the other, 

 or in panicled heads. Seeds not appendaged. 



[13. J. capitatus (Weigel) ; St. naked erect simple, 1. radical 

 filiform, head terminal mostly solitary falling short of the seta- 

 ceous bract, segments of the perianth unequal, outer ovate-lan- 

 ceolate acuminate-aristate twice as long as the truncate apiculate 

 caps., stam. 3.—E. B. S. 2644.- Plant 1—4 in. high. L. half 

 as long as the stems. Heads large, of 3 — 6 sessile flowers. — 

 Sandy ground in Guernsey and Jersey. A. VI. VII.] 



14. J. ohtusiflorus (Ehrh.) ; st. 2-leaved and as well as the in- 

 ternally jointed I. terete, panicle repeatedly compound spreading 

 divaricate, segments of perianth equal obtuse equalling the ovate 

 acute trigonous (pale brown) capsule. — E.B. 2144. St. ]]. 12. 

 R. ix. 404. — Erect, 2 — 3 feet high. St. and 1. not compressed. 

 Segm. of perianth pale, often purplish, quite blunt or with a 

 small inflexed point. — Marshes, rather rare. P. VII. — IX. 



15. J. acutiflorvs (Ehrh.) ; St. 3 — 4-leaved and as well as the 

 internally jointed I. stibcompressed, panicle compound pyramidal, 

 segments of perianth acuminate-anstate inner ones longest all 

 falling rather short of the narrow ovate-acuminate rostrate tri- 

 quetrous (pale brown) capsule. — E. B. 238. R. ix. 406. J. sylva- 

 ticus St. 78. 1. — St. erect, l-J — 2 feet high. L. slightly com- 

 pressed. Clusters 5 — 6-flowered. — Boggy places. P. VI. — VIII. 



16. J. lamprocarpus (Ehrh.) ; st. 3 — 6-leaved and as well as 

 the internally jointed I. compressed, panicle repeatedly compound 

 erect forked, segments of perianth equal acute the inner ones ob- 

 tuse all falling short of the ovate attenuate mueronate trique- 

 trous (dark brown) capsule.— E. B. 2143. St. 71. 16. R. ix. 405. 

 — St. erect, 12—18 in. high. L. compressed; many internal di- 

 visions. Clusters 4 — 8-flowered. — Boggy places. P. VII. VIII. 



[J. alpinus (Vill.), jR. ix. 403, having an acute dorsal angle to 

 the sheaths of its 1. and blunt perianth-segm. mueronate below 

 their summit ; — J. atratus (Krock.), R. ix. 407, having " more 

 deeply striated 1." than either of the 2 preceding species and the 

 inner acute perianth-segm. about equalUng the ovate-attenuate 



