Setana.] GraminecB. 163 



meeting below the tip of the glume, III orbicular, 5-veined, 

 as in II, empty, paleate, palea broadly oval, sides broadly 

 inflexed, IV ovoid, acute, pale, dorsally very convex, closely 

 transversely rugose. 



Common all over the Island. Spikes pale or dark red-brown. 

 Warm and temperate regions. 



A very variable plant, which I have described from the Ceylon 

 specimens. Glume III is sometimes triandrous. 



2. S. verticillata, Beaicv. Agrost. 57 (1812). 



Trim. Cat. Ceyl. PL 105. Panicum verticillahcm, L. ; Thw. Enum. 361. 

 C. P. 3246. 



Fl. B. Ind. vii. 80. Reichb. Ic. Fl. Germ. i. t. 47. Host, Gram, 

 Austriac. ii. t. 13. 



Stem 1-3 ft, stout or slender, erect, leafy, usually branching, 

 internodes 2-4 in.; 1. 4-10 in., linear-lanceolate, finely acu- 

 minate, flat, smooth, glabrous or sparsely hairy and scaberulous, 

 base very narrow, margins scabrid, sheath smooth, mouth 

 glabrous, ligule a fringe of hairs; panicle 1-3 in., spiciform, 

 cylindric or lobulate towards the base ; bristles of involucel 

 one or few, \-\ in., pale, scabrid with more or less deflexed 

 teeth; spikelets T V in., subsessile, ovoid, glabrous; glume I 

 broadly ovate, one-fourth to one-half as long as III, 3-veined, 

 II and III 5-veined, II nearly as long as IV, obtuse, III 

 as long as IV, orbicular-ovate, subacute, paleate, empty, 

 palea very small, IV ovoid, acute, pale green, dorsally very 

 convex, minutely transversely rugulose. 



Hotter parts of the Island ; abundant in some places. Spikes pale 

 green. 



Temp, and trop. regions. 



3. S. intermedia, Roem. and Sch. Syst. ii. 489 (1817). 



frim. Cat. 105. Panicum intermeduim, Roth; Thw. Enum. 361. 

 C. P. 906. 



Fl. B. Ind. vii. 79. 



Stem 2-3 ft., very slender, erect or ascending, simple, 

 internodes 3-5 in., nodes glabrous, lower rooting; 1. linear- 

 lanceolate, finely acuminate, thin, flat, sparsely hairy on both 

 surfaces, margins scaberulous, base very narrow, sheath long, 

 smooth, mouth villous with soft hairs, margins ciliate; panicle 

 4-5 in. long, narrowly pyramidal, rhachis glabrous, branches 

 rather distant or upper crowded, all short, lower \-\ in. long, 

 dense-fld. ; bristles of involucel 3-6, about \ in. long, very 

 slender, flexuous, minutely denticulate with erect teeth, pale; 

 spikelets y- in. long, subsessile, ovoid, glabrous ; glume I 

 transversely oval, one-third as long as III, 3-veined, III and 

 IV orbicular-oval, veins 5, meeting at the tip of the glume, 

 II about half as long as IV, III as long as IV, paleate, 



