516 



Spec. Chas. Greenish-glaucous : culm trigonal, leafy at the 

 base, leaves equalling or exceeding the culm, stiff, flat, scabrous at 

 the margin : umbel compound, 6 — 8-rayed, rays brachiately branched 

 at the apex, -beset on all sides with oblong-lanceolate, 6 — 10- 

 flowered, very patent spikes, and bearing divaricated spikelets : invo- 

 lucre 5 — 6-leaved, very long : rhacheola flexuose, alternately 

 excavated and winged : scales ovate-elliptic, boat-shaped, keeled 

 above, very shortly mucronate below the apex, 9 — 11 -nerved, sub- 

 coriaceous, pale : achenium obovate, triangular, 2 — 3-times shorter 

 than the scale. 



Peninsula. 



(43) C. DiLUTUs. fVaU.J 



Ident. Vahl. Enum-. II. 357. 



Syn. Mariscus dilutus, Nees ah. JSsenh. in Wight Contrib. p. 90. 

 — C. compactus, Ret%. — C. congestus, Poir. — C. spLaulosus, Roxb. 



Spec. Chae. Culm trigonal, leafy : leaves flat, somewhat 

 spongiose, serrulate-scabrous at the margin and keel : umbel com- 

 pound, very patent, "many-rayed : umbellets 4 — 12-rayed, rays 

 much spreading, many-spiked at the apex : involucre 5 — 7 -leaved, 

 very long : involucels 3 — 5-leaved, almost equalling the umbeUet : 

 spikes spicately capitate, slender, 4 — 6-flowered, much spreading : 

 scales oblong, obtuse, keeled, 7-nerved, boat-shaped, rusty pur- 

 plish : achenium oblong, acuminate-mucronate, triangular, pale 

 rusty, a half shorter than the scale. 



Peninsula. 



(44) C. DisiAirs. flAnn.j 



Ident. Linn, suppl. 103.— Vahl. Enum. II. 362.— Wight Con- 

 trib. p. 88.— Eoxb. flor. Ind. I. 207. 



Syn. C. elatus, Rottl. gram. — C. nutans, Sieb. Tierh. Maw. 

 No. 32. — C. laxuB, Vahl. — C. lucidus, Sieb. Agrost. 



Engram. Jacq. Ic. II. t. 299.— Beauv. flor. I. 35, t. 20.— Eottb. 

 1. c. t. 10. 



Spec. Chae. Culm triangular, glabrous, leafy at the base: 

 leaves equalling the culm, flat, scabrous at the margin : umbel 

 decompound, umbellets many-rayed, partial rays 2 — 3-leaved: 

 branches 5-spiked : involucre 6 — 8-leaved, very long : spikes 

 filiform, roundish, 9 — 14-flowered : scales obovate-elliptic, rounded 

 atthe apex. 



Peninsula. * 



