76 40. Scirpus. 9. CYPERACE^. Pl.end.ph, 



Root yellow; culm single or tufted, 4 feet high, upright, 

 pale green, angles acute ; bracieolce short, membranaceous ; 

 spikelets 3 or 5; glumes ovate, edge ciliated, apex blunt 

 mucronated; apex of the anther cuspidate, small, Avhite, 

 diaphanous ; akenium obovate, edge rounded, very smooth. 



^. Jbliaceus. Sheaths ending in a short leaf. 



9. Scirpus pungens. Prickly rush. 

 Culm 3-sided ; spikes glomerate, sessile ; glumes ovate, 



rounded, apex 2-cut; anther aristated; sheath ending in 

 short leaves; hractea 1, upright, longer than the panicle. 



Scirpus q. Jimcus acutus maritimus caule triquetro, rigido, mucrone 

 pongente Plukenet, Rati Syn. 429, 5. 



Juncus acutus maritimus caule triangulo, Park. 1196. 

 Scirpus raucronatus, IVitker. Bot. Arr. 2, 50. 

 Scirpus mucronatus a, Huds. Fl. Angl. 20. 

 Scirpus triqueter /3, Smith Fl.Brit. 1,55, 

 Scirpus Ilothii, Hoppe Deutschl. Fl. 36, 4. 



Sea-shore; perennial; August. 



Culm slender, firm ; sheaths all ending in leaves ; spikelets 

 4 or 6, sessile; IractecB 3 or 4 in. long; glumes chesnut co- 

 lour, rounded, lobes acute, rib not prominent. 



10. Scirpus maritimus. Sea rush. 

 Culm 3-sided, leafy ; panicle cymose, simple, bracteate ; 



leaves many, ridged; hractece 2 to 5, pungent; glumes mu- 

 cronate. 



Cyperus q. Gramcn cyperoides palustris, panicula sparsa, Parkinson 

 (1266), Rail Syn. 425, 2. 



Gramen aquaticum cyperoides vulgatius, Ger, em. 22. 



Scirpus maritimus, Lin. S. P. 74. 



Scirpus cyperoides, La Marcke Fl. Ft: 3, 553. 



Salt marshes ; perennial ; August. 



Root creeping, scaly; culm upright, rigid, 3 feet high, 

 angles acute; Leaves channelled, pointed, upper largest; 

 sheaths smooth; panicle cymose, branchy, spreading; spike 

 sessile or peduncled ; hractea unequal, pungent, lower 

 longest. 



&. conglohatus. Panicle simple, conglomerate ; spikes all 

 sessile ; hractea mostly 2. 



y. nodosjis. Root knobbed. 



Cyperus rofundus litforeus inodorus, Raii Syn. 426, 3. 

 Cyperus rutundus littoreus, Ger. em. 31. 

 Cyperus rotundus littoreus inodorus Anglicus, Park. 1264. 

 Round-rooted bastard cyperus. 



