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 terminal of 1 3 

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

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

 ing. E. B. 1482. St. 71. 12. R. ix. 394. St. crowded, erect, 

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

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

 long setaceous bracts. Perianth and caps, dark brown. l)amp 

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



tt Flowers in a terminal head, or 2 heads one above the other, 

 or in panicled heads. Seeds not appendaged. 



[13. /. 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 14 in. high. L. half 

 as long as the stems. Heads large, of 36 sessile flowers. 

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



14. J. obtusiflorus (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. 77- 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. acutiflorus (Ehrh.) ; st. 3 4-leaved and as well as the 

 internally jointed L subcompressed, panicle compound pyramidal, 

 .segments of perianth acuminate-aristate 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. L St. erect, H 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 mucronate 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. 



[JT. alpinus (Vill.), R. ix. 403, having an acute dorsal angle to 

 the sheaths of its 1. and blunt perianth-segm. mucronate 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 equalling the ovate-attenuate 



