70 35. Cyperus. 9. CYPER/^CE^. PI end. ph. 



rough ; sheath truncated, brown ; hractecB 3 or 6, leaflike ; 

 IracteolcB 2 or 4, bristlelike ; sp'kelef 2-rowed, hermaphro- 

 dite, umbelled; umbels compound. 



Cyperus longus. hong cyperus. 



Culm leafy ; umbels subcorymbose ; involucrum 3 or 

 4-leaved, unequal; radii unequal, very long, naked; myo- 

 lucellum setaceous ; spikelets linear, alternate, distant, flat, 



Cyperus longus, Rail Syn. 425, 1 ; Ger. em. 30 ; Lin. S. P. 67. 

 Cyperus longus odoratus, Park. 146. 

 Sweet cyperus. English Galingale. 



Bogs ; perennial ; July to September. 



Root very long, brown ; culm smooth, erect, slender, 2 or 

 3 feet high, base leafy; leaves very long, light green; sheath 

 short, pale, scariose; umbels 6 in. high; spikelet 10 or 

 1 2-flowered ; involucellum white ; gbime oblong ; apeJv 

 nicked; edge pale, scariose; keel green, smooth. 



Root diuretic, emmenagogue, tonic; also sweet-scented, 

 the scent improving by being kept in powder. 



V. 36. CLADIUM. Schrader. Pricklerush. 



Spathelle 1, imbricate, 1 -flowered, outer smaller and 

 empty; glumelles none ; stamens 2; </yZe not jointed ; stig- 

 mata 2, 3, or 4; drupe long, rather 3-sided; putamen brittle, 

 thin; nut long, elliptical, rather 4-furrowed, upper part 

 naked, nucleus white. — Root creeping, fistulous, round, 

 branchy, tumid and knobby at the bottom; leaves flat, 

 linear, edge and ridge prickly, sheath short; ligula none; 

 corymbus terminal or axillary ; spikelets 2 or 3-flowered. 



Cladium Germaniaim. German Pricklerush. 



Culm round ; corymbus crowded ; spikelet fascicled. 



Cyperus longus inodorus sylvestris, Ger. em. 29; Raii Syn. 426, 4. 

 Cyperus longus inodorus vulgaris, Park. 1263. 

 Pseudo-cyperus paliistris, Micheli N. P. G. 55. 

 Sch«Enus Mariscus, Lin. S. P. 62. 

 Cladium Germanicum, Schrader Germ. 15. 

 Prickly bogrush. 



Marshes, especially saline; perennial; July and August. 



Leaves dry, very long; sheaths very smooth; corymbi 

 in pairs; peduncles long; bractece. ovate; spikelet shining, 

 2-flovvered, ovate, crowded ; glumes light brown, obtuse ; 

 drupe red, shining. 



