248 Graminece {Anthistiria. 



an involucre round either one. sessile bisexual with two pedi- 

 celled spikelets, or two superposed bisexual, the lower with 

 one pedicelled, the upper with two; involucrant spikelets 

 longest, sessile, callus o, glumes 3, I oblong-lanceolate, acumi- 

 nate, flattened, base sometimes thickened, margins narrowly 

 incurved, keels narrowly winged, II membranous, 3-veined, 



III hyaline, i-veined; anth. large; bisexual spikelets much 

 smaller, narrowly oblong, subterete, obtuse, callus rigidly 

 bearded; glume I coriaceous, margins strongly incurved, II as 

 long as I, linear, hyaline, 3-veined, dorsally chartaceous, sides 

 broadly incurved, membranous, III very small, hyaline, epaleate, 



IV the attenuate or flattened base of a long geniculate awn; 



lodicules connate ; anth. small ; styles short, spreading from 



the base, stigmas long, slender, variously exserted ; pedicelled 



spikelets like the involucrant, but narrower, male or neuter, 



pedicels glabrous, callus o, keels of glume I not winged ; grain 



(of sessile spikelets) narrow, biconvex, embryo long. — Sp. 



about 12; 11 in FL B. Ind. 



Involucrant spikelets truly whorled . . . . 1. A. imberbis. 

 Involucrant spikelets in closely superposed hairs. 



Inn. a decompound thyrsiform panicle . . 2. A. cymbaria. 



Inn. a racemiform panicle 3. A. TREMULA. 



1. A. imberbis, Retz. Obs. iii. 11 (1783). 



A. ciliata, Retz. var. majus. Thw. Enum. 306. Themeda Forskalii r 

 Hack. Monogr. Androp. 659. A. arguens, Trim. Cat. Ceyl. PI. 108, non 

 Willd. C. P. 962. 



Fl. B. Ind. vii. 211. Lamk. 111. t. 841, f. 2, and Cat. Ic. t. 459 {A. ciliatd). 



1 Perennial, densely tufted ; stem 2-8 ft., stout or slender, 

 subsimple or branched, glabrous, polished ; 1. 6-8 in., narrowly 

 linear, finely acuminate, coriaceous, keeled, upper surface and 

 margins scabrid, sheaths compressed, smooth, mouth not 

 auricled, ligule a narrow ciliolate membrane ; panicle racemi- 

 form, fascicles of spikelets distant, subflabelliform, 1 in. broad, 

 ped. 1-2 in., filiform ; bracts glabrous or sparingly pilose, 

 hairs not tubercle-based, outer narrow, 1J-3 in. long, proper 

 bracts \- § in., or longer ; spikes very shortly peduncled ; 

 involucrant spikelets truly whorled, sparingly hairy, bases 

 thickened; bisexual spikelet solitary, \ in. long, callus elon- 

 gate, pungent, beard coloured ; glume I dorsally convex, 

 smooth, dark brown, not dorsally channelled, awn \\-2\ in., 

 column stout, hispid ; grain T V in., oblong, grooved ventrally. 



Common up to 4000 ft. elevation, abundant in the patanas of the 

 Central Province. 



