15. Hordeum]. 139. GRAMINE.^. 



inarticulate rhachis, 2-3-nate Avith the plane of the spkts. tangential 

 to the rhachis, the lateral often imperfect, rhachilla jointed at the 

 base of the fig. gl. and produced above it with sometimes an imperfect 

 glume. Glumes 3, i and ii empty very narrow, rigid, persistent, 

 the outer of each cluster of spkts. together often resembling an in- 

 volucre ; iii 2-sexual dorsally rounded, 5-nerved above, narrowed 

 into an erect or recurved aMii; palea 2-keeled. Lod. ciliate. Stamens 

 3. Styles very short. Grain grooved in front, tip usually villous, 

 adherent to the palea or not. 



1. H. vulgare, L. Jau, Vetm. Barley. 



Bai'ley is very little grown in the province. Small crops are foiuid in the 

 Gangetic plain and also in Chota Nagpur, Soane Valley, J.D.H. ! 



Hooker's specimen is var. hexastichon with spikelets in 6 ranks. L. scabrellous 

 on nerves. Spkts. •■i-*5" long to base of the long awn, fertile smooth or nearly so, 

 abortive spkts. pubescent ending in filiform awns. Awn of fertile spkts. pro- 

 jecting some 4-5" beyond the ear, very stout, flattened and spinulosely scabrid. 



16. OROPETIUM, Trill. 



A very small csespitose grass with filiform leaves and very minute 

 distichous spikelets half immersed in the alternating cavities of the 

 rhachis of a simple slender curved inarticulate spike ; rhachilla 

 bearded, articulate at the base. Glumes 3, i and ii empty, persistent ; 

 i very minute, hyaline appressecl to rhachis ; ii linear-lanceolate, 

 rigid, recurved in fruit, tip obtuse or emarginate ; iii shorter, broader, 

 hyaline, obtuse or truncate, 1 -nerved ; palea narrow, keels smooth. 

 St. 3. Stjdes short. Grain oblong, terete, free. 



1. 0. Thomseum, Trin. 



A curious little grass, the whole plant only 2-3" high forming dense 

 hard tufts with filiform leaves -S-'TS" long, ciliate wdth long hairs, 

 ligule lacerate. Spikes -75-1 -5" long, solitary, or fascicled on very 

 short branches, slightly curved with a flexuous flattened rhachis, the 

 spikelets in the undulations of the narroAver sides ; gl. i very minute ; 

 ii -05" long, slightly recurved and convex ; iii very thin, curved 

 inward, -04" long slightly exceeding the small oblong grain. 



On old walls. Gya ! Monghyr, Ilokim ! Fl., Fr. Sept.-Oct. 



17. MICROCHLOA, Br. 



Slender perennial grasses with filiform convolute leaves. Spikelets 

 very narrow, minute, 2 -seriate and unilateral on a solitary terminal 

 filiform somewhat curved spike, not jointed at the base ; rhachilla 

 jointed at base not produced beyond gl. iii. Gl. 3, i and ii empty, 

 membranous, 1 -nerved, keeled persistent, ; iii very small, oblong, 

 hyaline, palea as long, with ciliate keels. Lod. truncate. Anthers 

 linear. Styles distinct. CJrain oblong fusiform, glabrous, free within 

 the hj^aline glumes. 



1. N. setacea, Br. 



A very small grass only 3-G" in our specimens (C-10", J. D. H.) 

 with tufted ver}^ slender stems and filiform leaves •3--75" long, glabrous 



964 



