328 GRAMINE® (Stapf). [ Ischamum. 
Lon ngnke River and the Umzimkulu River, Drége ? Umpumulo, near i pata 
Buchanan, 209! and without precise locality, Gerrard, 679! Harvey, 49! 
a eg ek which is a weaker and much more hairy plant sti lee and 
e exserted awns, sean in the ene Islands. 
ae singe (Stapf); perennial; culms erect, slender, up 
to 3 ft. long, glabrous, terete, simple ; sheaths terete, very tight, 
glabrous, anaeh. ike a upper shorter than the internodes ; ligules 
membranous 21-3 lin. long, ee acute, ciliate ; blades linear, 
tapering to a setaceous point, up to 6 in. by 2 ln., flat, erect, rigid, 
glaucous, glabrous, smooth, margins scabrid ; racemes (false spikes) 
3-4, fascicled, glauco us, 8-6 in. long, distant from the uppermost 
sheath, on slender glabrous pedune eles 3-7 lin. long; joints apd 
pedicels cuneate (the latter more slender) 13—-2 lin. long, hollow, 
convex on the back, glabrous, margins ciliate ; sessile spikelets 
lanceolate 22 lin. long, bearded at the obtuse base ; lower glume her- 
ba aceous-chartaceous, acute to subacute, dorsally depressed, hae oe 
hairy along the middle, keels seabrid, intracarinal nerves 2-4; 
upper glume subchartaceous, ovate-lanceolate, boat- cheek acute, 
with an equal ciliate 2-nerved pale, wer, the upper 
oblong, deeply bifid, ee lobes lanceolate, ciliolate, awn very 
slender, 3 lin. lo kneed at the middle, column sm h; pal 
HARI Region: Transvaal; Pinaars River, Nelson, 17* 
Ver ay near to I. brachyatherum, Feriz lex Hack., fro mage ants and the Sudan, 
but differing in the slender, a hairy racemes, the grr less inflated rhachis 
joints and the smaller spikele let 
VI. ROTTBELLIA, Linn. f 
ets 2; lower b 
upper g, or S in the pediclled spikelets, or the latter quite barren 
or rudimentary. mes equal or subequal; lower more or less 
coriaceous, at ‘least coe the 2 keels, dorsally flattened or subcon- 
vex, muticous, obtuse, rarely acuminate; upper chartaceous to 
oO : 
wer 
muticous. Pales almost oe their valves, hyaline or obsolete. 
Lodicules 2, cuneate. Sta 3. Stigmas generally laterally 
exserted. Grain broadly oleae ; embryo } the oe of, or almost 
as long as, the grain 
