SCTKPUS. 451 



much overtopping the panicle. Stigmas 2. By rivers, near 

 London and in Sussex, Kent and Cornw. P. VI. VII. E. 



5. S. lacus'tris (L.) ; st. terete, spikes in a terminal twice- 

 compound panicle, gl. notched mucronate glabrous fringed, nut 

 bluntly trigonous obovate, stigmas 3. E. B. 666. St. 36. 1. R. 

 viii. 306. Far-creeping. St. 4 6 feet high, naked ; with 1 or 

 2 long sheaths at the base. Anth. bearded at the end. Panicle 

 terminal. The bract sometimes resembles a continuation of the 

 stem. Sometimes it has lonq nearly flat floating leaves. Rivers 

 and ponds. P. VI. VII. Bulrush. E. S. I. 



6. ? S. Tdbern&montdni (Gm.) ; st. terete, spikes in a terminal 

 compound panicle, gl. notched mucronate asperous fringed, nut 

 compressed roundish-oblong smooth, stigmas 2. JR. viii. 307. 

 S. ylaucus Sm., E. B. 2321. Creeping. St. 2 feet high, with 

 1 or 2 long sheaths at the base. Anth. not bearded. Panicle 

 smaller than in the preceding. Lower bract short. Fr. convex 

 on one side. Rivers and ponds. P. VI. VII. E. S. I. 



*# Bristles 4 6. Spike solitary, terminal. BJEOTHRYON Dietr. 



7. S. ccespitosus (L.) ; st. terete striate with many imbricate 

 leafless acute scales and sheaths with short subulate I. below, 

 spike ovate few-flowered, gl. ovate membranous pointed, 2 

 outer gl. as long as the spike enclosing it and ending in long rigid 

 leaflike points, nut obovate oblong mucronate smooth, bristles 

 longer than the nut with a few erect teeth near the tip. 

 E. B. 1029. R. viii. 300. St. 36 in. long, many, erect, many 

 of them barren. Bristles 6. Barren turfy heaths. P. VI. 

 VIII. E. S. I. 



8. S. pauciflorus (Lightf.) ; st. terete striate with a few thin 

 narrow leafless scales arid one tight abrupt leafless sheath below, 

 spike ovate few-flowered, gl. ovate keeled membranous at their 

 edges, 2 outer gl. blunt shorter than the spike and enclosing it, nut 

 obovate mucronate finely netted, bristles shorter than the nut with 

 declining teeth. E. B. 1122. St. 10. R. viii. 299. St. 310 in. 

 long, erect, many of them barren, soboliferous. Bristles 6. 

 Boggy moors and heaths. P. VI. VIII. E. S. I. 



9. S. par'vulus (R. & S.) ; st. round many each with one 

 close-pressed leafless sheath, no true leaves, spike oval few- 

 flowered, gl. ovate blunt keeled membranous, 2 outer ones 

 rather longer, nut ovate-oblong mucronate smooth, bristles 

 twice as long as the nut with declining teeth throughout. 

 J. ofB. vi. t. 85. xx. p. 52. Sy. E. B. 1591. R. viii. 299. 

 S. nanus Spreng. not of Poir. Root fibrous with capillary 



