Agropyrun.] CLXXIII. GRAMINE^). (J. D. Hooker.) 371 



apparently from the same plant, a specimen with scaberulous leaves and sheaths, 

 ovate-lanceolate acuminate shortly awned 3-5-nerved empty gls. and fewer 

 pubescent acuminate shortly awned fig. gls. 



Var. ?elatum, Hook. f. ; stem 3-4 ft. stout, leaves in. broad, empty gl.-J-J in. 

 long ovate-lanceolate acuminate , shortly awned entire or notched on one side 

 5-7 -nerved, fl. gls. narrowed into a short awn. Kashmir; Dras, alt. 12-13,000 ft., 

 Thomson. Perhaps this had better be referred to semicostatum or striatum. It 

 was placed in repens by Munro. 



130. HORDEUIVX, Linn. 



Erect annual, rarely perennial grasses. Leaves flat. Spikelets 1-fld., 

 2-3-nate in the hollows or at the nodes of a simple cylindric spike, the 

 lateral often imperfect; rachilla jointed at the base of the fl. gl. and 

 produced above it with sometimes an imperfect gl. Glumes I and II 

 empty, very narrow, rigid, persistent, the outer of each cluster of spikelets 

 often together resembling an involucre; III dorsally rounded, 5-nerved 

 above, narrowed into an erect or recurved awn ; palea 2-keeled. Lodicules 

 2, ciliate. Stamens 3. Styles very short. Grain grooved in front, tip 

 usually villous, adherent to the palea or free. Species about 12, natives 

 of temperate regions. 



* Annuals. 



H. VULGAKE, Linn. Sp. PI. 84 ; spikelets 2-6-ranked, fl. gl. long- 

 awned. Beauv. Agrost. 114, t. 21, f. 1 ; Host Gram. Austr. iii. 23, t. 34 ; T. 

 Nees Gen. Fl. Germ. Monocot. i. n. 83 ; Steud. Syn. Gram. 357; Duthie 

 Grass. N. W. Ind. 45, Fodd. Grass. N. Ind. 69, t. F. f . 32 ; Nees Agrost. 

 Bras. 455 ; Wall. Cat. n. 3789 ; Hack, in Engl. # Prantl Pflanzcnfam. ii. 80 ; 

 Koern. 8f Wern. Handb. der Getreidob. ii. 600. H. sativum, Pers. Syn. 

 i. 108. H. coeleste, Viborg Wight Cat. n. 1772. 



Cultivated, chiefly in N. INDIA and up to 13,000 ft. in the Himalaya. 



Var. hexastichon, Aitchis. Cat, Panjab. PI. 171; spikelets 6-ranked, H. hexa- 

 stichon Linn. Sp. PL 85; Beauv. I.e. 114 (hexastaehyon) ; Kunth I. c. 455, Suppl. 

 368 ; Host I. c. iii. 24, t. 35 ; Gcertn. Carp. ii. 10, t. 81, f. 3 ; Roxb. Fl. Ind. i. 358 ; 

 Grah. Cat. Bomb. PL 234 ; Dalz. 8r Gibs. Bomb. Fl. Suppl. 96 ; Nees Agrost. Bras. 

 455 ; Steud. I. c. 



Var. distichon spikelets 2-ranked. H. distichon, Linn. I.e. 85; Host I. c. 35, 

 t. 36; Kunth L c. i. 455, Suppl. 369, t. 37; Gartn. Carp. ii. 10, t. 81, f. 3 ; Ledeb. 

 Fl. Ross. iv. 327 ; Nees Agrost. Bras. 454 ; Steitd. L c. 351. Zeocriton disticum, 

 Beauv. Agrost. 115. Quetta, Stocks (cult.). 



Vsr. jEgiceras, Aitchis. Cat. Panjab PI. 171; spikelets 2-ranked, gl. Ill pro- 

 duced into a dilated 3-fid appendage with the lateral lobes deflexed. H. Aegicems, 

 Royle III. Bot. Himal. 418, t. 97 ; Henslow in Hook. Kew Journ. i. (1849) t. 2, 3 ; 

 Schlecht. in Bot. Zeit. (1847) 768; Lindl. Nat. Syst. Bot. Ed. II. 372. H. coeleste 

 rar. trifurcatnm, Hort. Monsp. ; SchlecM. in Linn aa, xi. (1837) 543; S<.r. in Ann. 

 Sc. Phys. Sf Nat. Soc. Agric. Lyon. iv. ex Bot. Zeit. (1847) 768. H. heterostachyum, 

 Beauv. Agrost. 114. H. himalayense, var. trifurcatum, Hort. Monsp. ; ex Jrmischin 

 Linnaa, xiii. (1839) 124, t. 4 ; Steud. I. c. 252. H. nepalense, Sweet Sort. Brit. 

 Ed. I. 444. H. trifurcatum, FiscJi. " Mey. Ind. Sem. Hort. Petrop. f.isc. 3 (1837) 

 331 ; Wender. in Flora (1843) 233. H. vulgare, wr. cornutun), Schrad. in Linnfea, 

 xii. (1838) 471. H. vulgare, var. trifurcatum, Koerv. fy Wern. I. c. i. 170, t. 3, 

 f. 26. .Critho Aegiceras, E. Mey. Ind. Sem. Hort. Rcgiom. 1848, 5; in Ann. Sc. 

 Nat. Ser. III. xi (1849) 253; Linncca, xxiv. (1851) 195. Triticum 1 ordeiforme, 

 Wall, ex Steud. Nomencl. Ed. II. ii. 716. Thibet Barley, Hook. Lond. Journ. 



B b 2 



