534 



(3) I. AETicTOATA. (N. ah. E.) 



ident N. ab. E. in "Wight 1. c. p. 108. 



Syn. Soirpus articulatus, Zinn. — JRoUb. Gram. 45. JRoxh. 

 S. fistulosus, Forsk. 



Engrm. Eheede Mai. I. t. 71 



Spec. Chae. Culms tapering, sheathed, leafless : spikes nu- 

 merous, capitately-conglomerate, ovate-oblong: involucre 1 -leaved, 

 continuing and much exceeding the culm in length, flstular, some- 

 what articulated with transverse necks : scales ovate, acutish, 

 keeled and convex : achenium roundish, obovate, triquetrous, um- 

 bonate, smooth. 



Stagnant waters of the Peninsula. 



(4) I. PE-SJEONGATtrs. ( N. ah. E.J 



Ident. Nees ab. Esen. in "Wight 1. c. p. 108. 



Syn. Scirpus praelongatus, Poir. — S. sub-articulatus, JRozb. 



Spec. Chae. Culms terete, sheathed, leafless : spikes numerous, 

 capitately conglomerate, ovate, acute ; involucre 1 -leaved, con- 

 tinuing the culm, very long, flstular, obsoletely sub-articulate with 

 transverse dissepiments : scales broadly ovate, acute, keeled and 

 convex : achenium obovate, triquetrous, muoronate. 



Peninsula. Silhet. 



(5) I. iTfcroEVATA. fN. ah E.f 



Ident. Nees ab. Esen. 1. c. p. 108. 



6'y». Scirpus incurvatus, Roxh. — Eleocharis incurvata, SeAuU. 

 Mont. II. 92. 



Spec. Chae. Spikes ovate-oblong, capitate : capitule in ap- 

 pearance lateral, broadly ambient near the base of the culm: 

 involucre much longer than the culm, terete, inteiisely articulated : 

 scales ovate, obtuse : caryopsia oboVate, 3-cornered. 



Moist places near Calcutta. 



(6) I. SQTJAEKOSA. fRoem. and Sehult.J 



Ident. Eoem. and Schnlt. Syst. II. 3. "Wight Contrib. p. 106. 



Syn, Scirpus squarrosus, Linn. Mant. 181. Vahl. Roxh. 



Engrav. Eottb. Gram. 49 t. 17, flg. 5. — Eheede Mai. xii. t. 38. 



Gen. Chae. Culms filiform, 3-comered, glabrous : leaves shorter 

 than the culm, capiUaceous: spikes somewhat in threes, sessile, 

 oblong, obtuse : involucre 2-leaved, very long : scales convex, 



