98 
CLVII. gr amine iE (Stapf). [. Eulalia . 
valve or represented by a minute scale or quite suppressed ; upper 
always $ . Glumes equal, rigidly membranous to coriaceous ; 
lower dorsally flattened or shallowly concave (not grooved), more 
or less 2-keeled with inflexed margins ; upper 1-3-nerved, keeled. 
Valves hyaline ; lower muticous, sometimes much reduced or quite 
suppressed ; upper very short, 2-lobed, awned. Valvules small or 
0. Lodicules 2, small, cuneate. Stamens 3. Stigmas linear, 
laterally exserted. Grain oblong ; embryo almost half the length 
of the grain or longer ; hilum basal, punctiform. — Perennial. 
Culms simple, erect or ascending. Leaf-blades convolute in bud, 
then flat, usually narrow, gradually passing into the sheath. 
Racemes often coloured (brown or purplish). 
Species about 25, in the tropical and subtropical regions of the Old World. 
Racemes with white, pinkish or violet hairs ; spikelets 
4^ lin. long ; lower glume with 2-7 distinct 
intracarinal nerves ; valve of lower floret well 
developed. 
Spikelets acute, 4^ lin. long ... ... ... ... 1. E. sericea. 
Spikelets minutely truncate and 2 -toothed, 2|— 3^ 
lin. long. 
Lower glume concave on the back, with 2 intra- 
carinal nerves 2. E. villosa. 
Lower glume flat on the back or subconvex near 
the base, with 5-7 intracarinal nerves ... 3. E. polyneura. 
Racemes with fulvous hairs ; spikelets up to 2 lin. 
long ; lower glume with very obscure intracarinal 
nerves ; lower floret quite suppressed or repre- 
sented by a minute scale. 
Culms erect, about 3-noded ; terminal raceme much 
exceeding the lateral 4. E. ferruginea. 
Culms ascending, conspicuously geniculate, 8- or 
more-noded ; racemes subequal 5. E. qeniculata. 
1. E. sericea^ Stapf. Perennial. Culms over 3 ft. high, 3-noded, 
silky. Leaf-sheaths shorter than the internodes, silky all along ; 
ligules short, silky-villous ; upper blades short, linear, obtuse, lf-3 
lin. wide, silky. Panicle of 7 racemes, crowded on a short common 
rhachis, the two lowest paired, one of them shortly peduncled, the 
others sessile, rigid and erect, about 4 in. long, very fragile ; joints 
more than 9, semicylindrical, obliquely clavate at the tips, If lin. long, 
densely villous with pale violet hairs ; pedicels similar but shorter and 
more slender. Spikelets lanceolate, acute, 4J lin. long, 1 lin. wide, 
pale brown, shining, surrounded at the base by white hairs up to 
1 lin. long. Glumes coriaceous, equal ; lower 2-keeled, with narrow 
inflexed margins and about 4 intracarinal nerves and 1 extracarinal 
nerve on each side, connected by transverse veins in the upper 
part ; upper ovate-lanceolate, 3-nerved, ciliate along the margins 
and on the keel. Valve of lower floret shorter than the glumes by 
one-quarter or one-third, 2-nerved, hyaline, glabrous ; of upper 
floret 2-fid to the middle, with acute and glabrous lobes ; awn If in. 
