SCIRPUS. 359 



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 membranous almost transversely trun- 

 cate sheaths. E. B. 1 31. St. 9. R. viii. 297. Often only 

 slightly creeping. Sheaths with a very obtuse point on one side. 

 Wet and marshy places. P. VI. 



[E. Watsoni (Bab.) ; spikes terminal solitary oblong, gl. 

 acute ?, lowest rather blunt surrounding the spike, stigmas 2 ?, 

 nut oblong very blunt a little narrowed below compressed with 

 rounded edges finely punctate-striate crowned with the broad 

 depressed base of the style and exceeding the 4 6 bristles, base 

 of st. clothed with abruptly truncate sheaths. A. N. H. ser. 2. 

 x. 52. Sheaths with a blunt point on one side. Radical scales 

 broad, blunt, reddish. St. 3 4 in. high. Requires examina- 

 tion. Taynloan, Argyleshire. Dr.Balfour.~] 



2. E. uniglumis (Link) ; spikes terminal solitary oblong, 

 glumes rather acute, lowest almost surrounding the spike, stig- 

 mas 2, nut pearshaped obtuse rather compressed with rounded 

 edges smooth crowned with the conical base of the style and 

 falling short of the bristles, base of st. clothed with transversely 

 truncate sheaths. R. viii. 296. Far-creeping. Wet sandy 

 places, especially near the sea. P. VI. VII. E. S. 



3. E. multicaulis (Sm.) ; spikes terminal solitary oblong, 

 glumes blunt, stigmas 3, nut topshaped triquetrous smooth 

 crowned with the broad triquetrous base of the style equalling 

 the 6 bristles, base of st. clothed with obliquely truncate rather 

 acute sheaths. E. B. 1187. St. 78. 11. R. viii. 296. Slightly 

 creeping. Marshy places. P. VII. 



4. E. acicularis (Sm.) ; spike terminal solitary ovate, glumes 

 obtuse, stigmas 3, nut obovate-oblong compressed longitudinally 

 ribbed and transversely striate crowned with the turbinate base 

 of the style, bristles short deciduous. .E. B. 749. St. 10. R. viii. 

 294. Root fibrous with slender runners. St. many, slender, 

 erect, 3 4 in. high. Spikes very small. In damp places upon 

 heaths. P. ?, A. (Koch) VII. VIII. 



6. SCIRPUS Linn. Club-rush. 

 * Bristles 6. Spikes many. f St. triangular ; panicle leafy. 



1. S. maritimus (L.) ; spikes stalked or sessile in a dense ter- 

 minal cluster, bracts several leafiike, gl. bifid with acute lobes 

 and a central point, nut obovate trigonous smooth. E. B. 542. 

 St. 13.3. R. viii. 310, 311. Root creeping, sometimes tuberous. 

 St. 13 feet high, leafy. Spikes large, sometimes solitary 

 Stigmas 3, or rarely 2. Salt marshes. P. VII. 



