908 THE SEDGE FAMILY. 



r 



-Spikelets rather distant, very compact. Fruits not a line long, and 



not beaked 29. Downy C. 



J Spikelets very distant. Fruits near 2 lines long, tapering into a beak. 

 I 30. Slender C. 



f One terminal male spikelet (rarely with a smaller one close under it). 



Female spikelets erect. Bracts leafy, with sheaths 3G 



J One terminal male spikelet. Females more or less drooping. Bracts 



with or rarely without sheaths 44 



Two or three male spikelets. Bracts without sheaths, or rarely the 



L lowest one sheathing 49 



o fi f Fruits obtuse, without any or only a very minute beak . . . . . 37 



I Fruits tapering into a beak 38 



r Female spikelets short, oblong, pale. Fruit very obtuse . 32. Pale C. 

 37 \ Female spikelets cylindrical. Grlumes dark. Fruit often with a 



L minute beak 37. Carnation C. 



oo f Female spikelets compact, nearly sessile 39 



1 Female spikelets loose, cylindrical, stalked 42 



oq f Leafy bracts very narrow, much longer than the stem 33. Long -hr acted C. 



I Leafy bracts short, or very rarely exceeding the stem 40 



r Female spikelets short, yellowish-green, mostly near the top of the stem. 



40 J Fruits very spreading . . . . 34. Yellow C. 



i Female spikelets oblong, brown, very distant. Fruits with an erect or 



^ slightly spreading beak . 41 



. , f Fruit ribbed 35. Distant C. 



L Fruit smooth 36. Dotted C. 



*nj Female spikelets green. Fruits with a long beak 43 



I Female spikelets brown. Fruits with a very short beak 37. Carnation C. 



.„[ Peduncles of the lower spikelets very long 41. Wood C. 



I Peduncles of the lower spikelets short 35. Distant G* 



. . f Female spikelets short, or very brown (seldom above an inch) . . .45 



I Female spikelets greenish, 1 to 6 inches long 46 



r Female spikelets light brown, loose. Lower bracts leafy, with long 



sheaths. Fruits beaked 38. Capillary C. 



Female spikelets pale green, oblong. Lower bracts leafy, with short 



sheaths. Fruits not beaked 32. Pale C. 



Female spikelets dark brown. Bracts almost without sheaths. Fruits 



compressed, not beaked 39. Mud C. 



Female spikelets brown, cylindrical. Sheaths variable. Fruits ovoid, 



L not beaked 40. Glaucous (7. 



r Female spikelets distant, not crowded. Stems weak and leafy . . .47 

 46 <[ Female spikelets not very distant. Flowers crowded. Stems stout, 



L 3 to 5 feet 48 



C Female spikelets about an inch, on slender stalks. Fruits rather long 



beaked 41. Wood C. 



Female spikelets about 2 inches, very slender. Stalks almost concealed 

 L in the sheaths. Fruits short-pointed 42. Thin-spiked C. 





45 -j 



47 J 



