JLeptochloa.] Graminece. 281 



flat; spikelets i-fld., distantly scattered along the very long 

 Aliform rhachis and short branches of a contracted panicle, 

 very narrow, terete, not articulate on the short pedicels, 

 rhachilla filiform, produced much beyond the fig. glume as 

 •a filiform awn bearing a minute glume below the middle; 

 glumes 3, I and II equal or unequal, lanceolate, acuminate, 

 3-veined, empty, separately deciduous, II subaristate, fig. 

 glume much longer than the empty, very narrow, 3-veined, 

 bifid with a long recurved awn in the sinus, callus elongate, 

 bearded, palea as long as the glume, very narrow, finely 

 acuminate, 2-veined, tip quite entire or minutely 2- toothed, 

 veins approximate ; lodicules cuneiform, fleshy ; anth. very 

 long, slender; styles short, meeting at the base, stigmas long, 

 laterally exserted, penicillate with short simple hairs; grain 

 very narrow. — Monotypic. 



D. Wig-htii, Nees ex Steud. Syn. Gram. 145 (1854). 

 Gymnopogon rigidus, Thw. Enum. 372, 444. C. P. 914. 

 Fl. B. Ind. vii. 300. 



Stems 2-3 ft., erect from a hatd creeping rootstock, smooth ; 

 1. chiefly radical, as long as the stem, \-\ in. broad, smooth, 

 finely acuminate, base narrowed, margins scaberulous, midrib 

 faint, upper sheaths very long, auricles pubescent, ligule a 

 minute membrane; panicle 12-18 in. long, quite glabrous, 

 spiciform in the upper part, rhachis rather stout, terete, 

 branches few, distant, erect, with few, sessile, erect spikelets, 

 lower 2-4 in. long ; spikelets with the rigid recurved awns 

 \\-\\ in. long, green; glumes all rigid, I and II contracted 

 at the base, quite smooth except the scaberulous keel of I, 

 which is usually much the shortest, fig. glume about \ in. 

 long, minutely scaberulous, veins strong, lateral ending in the 

 teeth of the glume, awn scaberulous below, rigid, palea as 

 long as the glume, quite smooth except the very minutely 

 scabrid strong veins. 



Dry region, in the Southern and Western Provinces. Spikelets green. 

 Southern India. 



61. LEPTOCHLOA, Beauv. 

 Tall, usually very slender, annual grasses ; 1. flat or involute ; 

 spikes very small or minute, 1-8-fld., alternate, secund in two 

 series on the spiciform very slender branches of a simple 

 panicle, sessile or pedicelled, not articulate at the base, 

 rhachilla produced between the fig. glumes but not beyond 



