338 89. JUNCACE,E. 



2. JUNCUS Linn. Rush. 



* Barren and fertile stems subulate with leafy sheaths below. 

 L. long, resembling the stems, or reduced to a mucro. Seeds 

 with a loose testa forming a sack at each end (appendaged). 



1. J. maritimus (Sm.) ; st. naked, 1. radical terete sharp- 

 pointed, panicle compound erect, segments of perianth equal 

 lanceolate acute equalling the elliptical mucronate capsule. 

 E. B. 1/25. R. ix. 40-2. St. erect, 12 feet high. Panicle 

 long, lax. Salt marshes, but not very common. P. VII. VIII. 



2. J. acutus (L.) ; st. naked, 1. radical terete sharp-pointed, 

 panicle very compound mostly compact, segments of perianth 

 equal half the length of the roundish ovate caps., 3 inner ones 

 obtuse with a membranous border. E. B. 1614. St. 71. 6. 

 R. ix. 401. St. erect, rigid, with a very sharp rigid point, 3 6 

 feet high. Panicle dense, corymbose. Fr. twice as large as that of 

 the preceding. Sands on the sea-coast, rare. P.VII.VIII. E. I. 



** Barren and fertile stems subulate with sheaths at their 

 bases which are either leafless or bear rudimentary leaves. 

 Seeds with a close testa (not appendaged). 



.'3. J. effusus (L.) ; st. naked faintly striate soft, pith conti- 

 nuous, panicle close or diffuse, caps, obovate retuse not apiculate, 

 stam. 3.E. B. 836. R. ix. 413. Height 12 feet. L. none 

 or reduced to minute slender filaments at the top of sheathing 

 scales. Panicle diffuse, branched ; or more or less dense, glo- 

 bose. Anth. oval, short. Marshy ground. P. VII. 



4. J. conglomerate (L.); st. naked faintly striate soft, pith 

 continuous, panicle close or diffuse, caps, obovate retuse api- 

 culate, stam. 3.E. B. 835. St. 71. 3. R. ix. 408. Height 

 I 2 feet. L. none or reduced to minute slender filaments at the 

 top of the sheathing scales. Panicle globose, dense ; or more or 

 less diffuse. Anth. linear. Marshy ground. P. VII. 



5. J. glaucus (Sibth.) ; st. naked deeply striate rigid, pith 

 interrupted, panicle loose much branched erect, segments of pe- 

 rianth lanceolate-subulate rather exceeding the elliptic-oblong 

 mucronate capsule, stam. 6. E. B. 665. tit. /1. 5. R. ix. 415. 

 Panicle ascending, diffuse. Fr. black. St. rigid, attenuate, 

 glaucous. Sheaths dark. L. none or reduced to minute slender 

 rilaments at the top of the scales. Wet places. P. VII. 



6. J. diffusus (Hoppe) ; st. naked finely striate rigid, 'pith 

 continuous, panicle loose much branched erect, segments of peri- 

 anth lanceolate-subulate exceeding the obovate-obtuse mucronate 

 capsule, stam. 6. St. 77- 10. R. ix. 414. Very like the pre- 



