HELEOCHARIS. — SCIEPUS. 
449 
5. Heleoc'haris R. Br. 
Spikes terminal and solitary in all our species. 
1. H. palus'tris (K. <fe S.); gl. rather acute, lowest gl. h-sur- 
roundinf) the sjrike, nut roundish plane-convex with rounded 
edges smooth crowned with the ovate base of the style and 
falling short of the 4 bristles, base of st. clothed with mem- 
branous almost transversely truncate sheaths. — E. B. 131. St. 9. 
R. viii. 297. — Often only slightly creeping, 6 — 20 in. high. 
Sheaths with a very blunt point on one side. — Wet and marshy 
places. P. YI. E.S.I. 
2. H. itniglumis (Schultes) ; gl. rather acute, lotvest gl. almost 
surrounding the spike, nut pearshaped blunt rather compressed 
with rounded edges very finely punctate-striate crowned with 
the conical base of the style and falling short of the bristles, 
base of st. clothed with transversely truncate sheaths. — Sy. E. B. 
1587. R. viii. 296. — Far-creeping, 6 — 8 in. high.— Wet sandy 
places especially near the sea. P. VI. VII. E. S. I. 
l^H. Wat'soni (Bab.) ; nut oblong very blunt a little narrowed 
below exceeding the bristles. — A. X. H. ser. 2. x. 19. — It is pro- 
bably a form of Sp. 2. — Taynloan, Argyleshire. Dr. Balfour. 
Murrough of Wicklow. Dr. D. Moore.'] S. I. 
3. H. mvlticai'dis (Sm.) ; glumes blunt, nut topshaped trique- 
trous smooth crowned with the broad triquetrous base of the 
style equalling the six bristles, base of st. clothed with obliquely 
truncate rather acute sheaths. — E. B. 1187. St. 78. 11. R. viii. 
296. — Slightly creeping, about 6 in. high. — Marshy places. 
P. VII. E. S. I. 
4. II. aciculdris (R. & S.); glumes blunt, mit obovate-oblong 
compressed longitudinally ribbed and transversely striate 
crowned with the topshaped base of the style, bristles short 
deciduous.— j?. B. 749. St. 10. R. viii. 294.— Root fibrous 
with slender runners. St. many, slender, erect, 3 — 4 in. high, 
when growing in water sometimes a foot long. Spikes very 
small. — In damp nlaces upon heaths. P. ? A. (Koch) VII. 
VIII. ' E. S. I. 
6. Scir'pus Linn, em., Stu. Club-rush.. 
* Bristles 6. Spikes many. Scirpus Linn. em. E. Br. 
1. S. mo/rit'imus (L.) ; spikes stalked or sessile in a dense ter- 
minal cluster, bracts several leafiike, gl. bifid with acute lobes 
2 F 
