JTTNCUS. 
339 
2. Jtin'ctjs Linn. Rush, 
• Ban'en and fertile stems subitlate, tvith sheathiyig radical Img 
leaves like the stems, or nmcrotuite sheaths. Seedn tvith a loose 
testa forming a sack at each end (appendaged). 
1. J. 7narit'imm (Sm.) ; st. 'naked, 1. terete sliarp-pointed, 
panicle compound erect, perianth-segm. equal lanceolate acute 
equalling the elliptic mucronate capsule. — E. B. 1725. R. Lx. 402. 
— St. erect, 1 — 2 feet hi^. Panicle long, lax.— Salt marshes, 
but not very common. P. VII. VIU. E. S. I. 
2. J. acutus (L.) ; st. naked, 1. terete sharp-pointed, panicle 
very compound mostly compact, perianth-segm. equal half the 
lenqth of the roundish ovate co/js., 3 inner ones blunt with a mem- 
branous border.—^. B. 1614. St. 71. G. R. ix. 401.— St. erect, 
rigid, with a very sharp rigid point, 3 — 6 feet high. Panicle 
dense, corjTnbose. 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 
%vhich are either leajless or bear i-udimentary leaves. Seeds 
with a close testa {not appe^ulaged). 
3. J. efftisus (L.) ; st. faintly striate soft, pith continuous, 
panicle close or difi'use, caps, obovate retuse not mucronate, 
stam. 3.— i". B. 836. R. ix. 413.— Height 1—2 feet. L. none 
or minute and slender at tbe top of sheathing scales. Panicle 
diffuse, branched ; or more or less dense, globose. Anth. oval, 
short.— Marshy groimd. P. VII. E. S. I. 
4. J. conglomerdtus (L.) ; st. faintly striate soft, pith con- 
tinuous, panicle clo.se or diffuse, caps, obovate retuse mucronate, 
stam. Z.—E. B. 835. St. 71. 3. R. ix. 408.— Height 1—2 feet. 
L. none or minute and slender at the top of the sheathing scales. 
Panicle globose, dense ; or more or less diffuse. Anth. linear. 
The mucro in the hollowed top of the caps, resembles a little hill 
bearing the style. — Marshy gToimd. P. VII. E. S. I. 
5. J. glaucus (Sibth.) ; st. deeply striate rigid, pith interrupted, 
panicle loose much branched erect, segments of perianth lan- 
ceolate-subulate rather exceeding the elliptic-oblong mucronate 
capsule, stam. 6. — E. B. 665. St. 71. 5. R. ix. 415. — Panicle 
ascending, diffuse. Fr. black. St. rigid, slender, glaucous, 12 — 
18 in. high. Sheaths dark. L. none or minute and slender at 
the top of the scales. — Wet places. P. VTI. E. S. I. 
6. J. diffusus (Hoppe) ; st.jmely striate rigid, pith continumts, 
panicle loose much branched erect, segments of perianth lan- 
ceolate-subidate exceeding the obovate-blunt mucronate capsule, 
stam. Q.—St. 77. 10. R. ix. 414. — Very like the preceding, but 
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