196 CLXXIII. GRAMINE^I. (J. D. Hooker.) [Andt'opogoii. 



keeled above and involute or not below ; TI keeled, awnless ; III hyaline ; 

 IV a naked awn, its base rarely narrowly hyaline, or 2-fid and awned in 

 the cleft. Pedicelled spikelets like the sessile, but male or neuter, awnless. 



* Glume IV of sessile spiJcelets a simple awn, acute at the base. 



56. A. caricosus, Linn. Sp. PI. Ed. ii. 1480 (excl. Syn. JSumph.) ; 

 stem erect or decumbent below, leaves narrowly linear, sheaths compressed, 

 spikes 1-4 in. solitary binate or subdigitately panicled, spikelets closely 

 subdistichously imbricate, joints and pedicels shorter than the sessile 

 spikelets - ^ in., gl. I of sessile spikelets obovate or oblong tip truncate 

 denticulate dorsally more or less villous, keels with ciliate winsfs, II 

 obtuse 3-nerved, III ovate-oblong ciliate. Sack. Monogr. Androp. 756. 



Plains and low hills of India, from Scind to Burma and the Andaman Islds. 

 (not in N.W. India) and south wd. to CEYLON. DISTRIB. Mauritius, China. 



Stein 1-2 ft., erect or ascending from a creeping base, often much branched, 

 stout or slender, even capillary, grooved on one side, leafy ; nodes bearded or not. 

 Leaves 6-8 by ^-^ in., finely acuminate, glabrous or ciliate, margins scabrous, 

 sheaths smooth ; ligule membranous. Spikes inclined, often flexuous, -| in. broad, 

 silvery, lower sometimes stipitate ; joints and pedicels = the spikelet, ciliate on one 

 margin; callus short, broad. Sessile spiJcelets 5-7-nerved, margins g). I. broadly 

 incurred below, narrowly above ; II narrow, 3-nerved, apiculate, margins ciliate, keel 

 scaberulous; III ovate-oblong, hyaline, nerveless ; IV awn f-1 in., column scabrid. 

 Pedicelled spikelets smaller than the sessile; gl. I broadly oblong, silkily ciliate ; II 

 ovate-lanceolate, acute, ciliate. A very variable grass, of which there are two 

 principal forms. 



Var. genuinus, Hack.; stem glabrous below the usually solitary spike, gl. I 

 smooth above hairy towards the base. A. caricosus, Linn.', Trim. Cat. Ceyl. PI. 

 108. A. binatus & tenellus, Eoxl. Fl. Ind. i. 254, 255 ; Steud. Syn. Gram. 372, 

 371. A. filiformis, Pers. Syn. i. 103. A. serratus, Retz. Ols. v. 21 ; Trin. Sp. 

 Gram. Ic. t. 329 ; Eoxb. Fl. Ind. 253 ; Steud. I. c. 366. Lepeocercis serrata, Trin. 

 Fundam. Affrost. 203 ; Wight Cat n. 1687, Herb. Prop. n. 1687. Heteropogon 

 concinnus, Thw. Enum. PL Zeyl. 368. 



Var. mollicomus, Hack. ; stem pubescent below the spikes, gl. I 3-toothed 

 dorsally hairy all over. A. australis, Poir. Encycl. Suppl. i. 585. A. barbatus & 

 pertusus, Herb. Ham. ex Wall. Cat. n. 8809 B. C. A. curvatus, Herb. Suss, ex 

 Wall. Cat. n. 8809 A. A. incurvatus, Keen, ex Trin. in Spreng. Entdeck. ii. 91. 

 A. Kcenigii, Steud. Syn. Gram. 381. A. mollicomus, Kunth Reris. Gram. i. 365, 

 Enum.Pl.i. 497. Lepeocercis dieritatus, Royle III. Bot. Himal. 416. Dichanthium 

 nodosum, Utieri ^Jnnal. xviii. (1796) 11. Diplasanthera lanosurn, Desv. Opusc. 67, 

 t. 5, f. 1. Andropogon, Wall. (.'at. n. 8809, 8810 F. H. Wight Cat. n. 1687. 



57. A. annulatus, ForsJc. Fl. JEg. Arab. 173 ; densely tufted, leaves 

 narrowly linear, sheaths terete, spikes subdigitately fascicled, peduncles 

 glabrous, joints and pedicels slender laxly ciliate, sessile spikelets -g in., 

 gl. I oblong obtuse or truncate flat or convex 5-9-nerved keels ciliate 

 above not winged glabrous or more or less villous with long spreading 

 hairs, II acute, keel smooth except below, III oblong obtuse glabrous. 

 Del. Fl. Egypt, iii. t. 7, f . 2 ; Kunih JEnum. PI. i. 498 (excl. Syn.) ; 

 Steud. Syn. Gram. 380; Hack. Monogr. Androp. 570; Wight Cat. 

 n. 1697; Aitchis. Cat. Panjab. PI. 175; Duthie Fodd. Grass. N. Ind. 33, 

 t. 20 ; Bentk. Fl. Austral, vii. 531 ; Boiss. Fl. Orient, v. 463. A. Bladhii, 

 Retz. Obs. iii 27 ; Kunth I. c. 498 ; Trin. Sp. Gram. Ic. t. 325 ; Roxb. FL 

 Ind.i. 259; Wight Cat. n. 1698; Aitchis. I.e.: Duthie Grass. N.W. Ind. 

 19. A. eomosus, Link Enum. Hort. Berol. i. 239. A. garipensis, Steud. 

 1. c. 379. A, Ischasmum, Roxb. ex Wight Cat. n. 1697. A. obtusus, Nees 



