TRiANDRiA. MoNOGVNiA. Cyperus. Sy\ 



Jlrigofus. 1 8. C. culm tliree-fided naked, umbel fimple, fpikeletr 



linear moft crowded horizontal, lance-hriftlcd^ 



Ugularis. 19. C. culm three-fided fpikelets of umbel headed oblong 



relTile, involucres longeft rough-faw'd. rib- 



bo7i. 



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



involucres, involucels three-leaved briftly lon- 

 ger^ fpikelets threefold. Paper, 



Jpathaceus^ C. culm cloathed with fheaths of the leaves, peduncles 



/ feather'd lateral. fpathe-. 



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



folius. peduncles lateral proliferous. alteryiate-leavedi 



denudatus, C. culm three-fided, involucre fcarcely any. 5. naked. 



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



pounded, fpikes alternate thread-form, florets 

 diftant. S. d'lftanU 



Pannonicus, C. culm three-fided, fpikes feffile, glumes lateral fpha- 



celated. ^, Pannoniaiu 



67. SCIRPUS. Glumes chaffy, imbricated on all 

 fides. Cor. o. Seed i, beardlefs. 



* JVith fpike Jingle^ 



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



lanced membranous on the fide at the bafe. three- 

 female^ 

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



changed, 

 articulatuu i. S. culm columnarnakedlfli half- knotted, head glome* 



rated lateral. jointed^ 



palujiris, ^, S. culm columnar naked, fpike almoft egg'd terminal, 



marjho 

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



knotted^ 

 c^fp'itofus* 6» S. culm ftriated naked, fpike two-valved terminal the 



length of the calyx, roots divided by a fcalelet. 



iurfy\ 

 capitaius, 3. S. culm columnar naked briftle-form, fpike fubglobu- 



lar terminal. headed, 



^.cicidaris. 7. S, culm columnar naked briflle form, fpike egg'd two- 

 valved, feeds naked. needle . 

 fluitans- 8. ?♦ culms columnar naked alternate, ftem lenfy flaccid. 



