TRIANDRIA. MONOGYNIA. CypertfS. 87. 



Jlrigcfus. 18. C. culm three-tided naked, umbel fimple, fpikelets 



linear mofr. crowded horizontal, lance-bri/lled. 



ligularis* 19. C. culm three-tided fpikelets of umbel headed oblong 



feffile, involucres longeft rcugh-faw'd. rib- 



ban. 

 Papyrus. 20. C culm three-fided naked, umbel longer than the 

 involucres, invclucels three-leaved briftly lon- 

 ger, fpikelets threefold. Paper, 

 fpathaceus. C. culm cloathed with (heaths of the leaves, peduncles 

 feather'd lateral. fpathe. 

 alternl- 21. C. culm three-fided naked at the top alternately leafy, 

 f alius. peduncles lateral proliferous. alternate-leaverL 

 denudatus. C. culm three-fided, involucre fcarcelv any. S. naked, 

 dijlans. C. culm three-fided naked, umbel leafy fuper-decom- 

 pounded, fpikes alternate thread-form, florets" 

 diftant. S. dijlanU 

 Pannonicus. G. culm three-fided, fpikes feffile, glumes lateral spha- 

 celated. S. Pannonian. 



67. SCIRPUS. Glumes chaffy, imbricated on all 



iides. Cor. o. Seed I. beardlefs. $&&-****. 



* With fpike Jingle y 

 trigynus. S. culm columnar naked, fpike cylindrical with fcales 



lanced membranous on the fide at the bafe. three- 



female* 

 mutatus. 4. S. culm three-fided naked, fpike cylindrical terminal, 



changed, 

 articulatus. 1. S. culm columnar nakedifh half-knotted, h?ad glome- 

 rated lateral. jointed, 



palujlris. 1. S. culm columnar naked, fpike almoft egg'd terminal. j» g 



Ceot.0/1» nj. 2? 3. marjh* 



geniculatus. 5. S. culm columnar naked, fpike oblong terminal. 



knotted. 

 Crtfpitofus. 6. S. culm flriated naked, fpike two-valved terminal the 

 length of the calyx, roots divided by a fcalelet» 

 Ged.cto,*Xf6f. turfy. EJ5 ' 



capitatus. 3. S. culm columnar naked briftle-form, fpike fubglobiu 

 lar terminal. headed, 



■acicnlaris. 7. S. culm columnar naked briftle form, fpike egg'd two- 

 valved, feeds naked. Otd. c/an^zsp. needle, 

 Hidtans. 8, S. culms columnar naked alternate, (lem leafy flaccid, Eg. 



floating 



