174 
longa ; valva superior admodum biloba, segmentis linearibus obtusis minute eiliatis ; palea 
desunt ; caryopsis linear, acuta, 3 mm. longa. Spicula pedicellata gluma brevissima redacta, 
mucrone 3:5 mm. longo. 
Annual. Culms erect, simple, 75 cm. high, about 5-noded, glabrous, lower internodes 
very short, terete, or sub-compressed. Leaf sheaths loose, keeled glabrous, smooth ; 
ligules membranous, up to 0:75 mm. long, minutely fimbriate : «blades linear, slightly 
constricted at the junction of the sheath, scaberulous on the margins; glabrous except for 
a few long, white, tubercled based hairs at the base behind the ligule, 2-3 mm. broad, 
6-10 cm. long, gradually tapering to an obtuse or sub-acute point, flat or folded, usually _ 
turning reddish. False panicle long, narrow, and séanty. Spathes on sub-capillary | 
branches about 2 cm. long, slender scarious, rusty red towards the tips, up to 3:5 em. long 4 
and 2 mm. broad folded, tipped with a minute undeveloped leaf. Racemes very slender 
on short upward clavate peduncles, entirely included, or only partially exserted from . 
the spathes, 2:5 cm. long and about 6-jointed, joints 3:5 mm. long, widening upwards, | 
somewhat concave, with a toothed cupuliform appendage 1 mm. long, shortly and sparsely . 
ciliate, otherwise glabrous. Pedicles as long as the joints, flattened, linear, 2-toothed at | 
apex, shortly and sparsely ciliolate on the margins. Sessile spikelets linear, laterally | 
compressed, convex on the back, 4 mm. long, bearded callus 1 mm. long; glumes equal, 
lower chartaceous with thinly membranous margins, rounded on the back, 2-keeled and 
scaberulous towards the 2-toothed tip, sparsely ciliate on the margins, intra-carinal nerves 
4-5; upper boat-shaped, acute, 1-nerved, nerve extending into a short mucro, thinly 
chartaceous in the lower part becoming thinly membranous to almost hyaline upwards ; 
lower floret reduced to a linear oblong, hyaline, nerveless valve 2-3-3 mm. long; upper 
Horet ¥ , valve deeply bifid to below the middle, segments linear, obtuse, minutely ciliolate, 
pale wanting, grain linear, acute, 3 mm. long. Pedicelled spikelets reduced to one very | 
small glume, terminating in a mucro 3:5) mm. long. 
Enterprise, Rhodesia, Lyles 1646. 
This species is founded on one specimen sent by Mr. Eyles. The specimen is a good 
one and quite complete, but it is obvious that more material of the same species might 
show trifling variations in measurements, etc., and possibly the culms may be branched. 
Enneapogon pretoriensis, Stent. (PI. HI.) b 
Gramen perenne. Culm erecti, simplices, 30-60 em. longi, glabri vel internodi 
inferiores hirsuti.  Foliorum vaginae supra arctae, glabrae; laminae anguste, lineares, 
plerumque convolutae, 18 cm. longae. 2-5 mm. latae. Panieula angusta, ovata; rama 
solitarii longiores ad 15 mm. longi, internodi rachis inferiores ad 14 mm. longi, supefiores | 
deminuenti. Spiculae 5 mm. longae; glumae eguales vel subeguales, breve pilosae, 
apicibus truncatis fulvis : valvae inferiorae dorsis vilosae, ventris glabrae, sed, lobis basin 
filis patentibus fimbriatae ; aristae plumosae, 3-3-5 mm. longae; palae 4 mm. longae, 
hirsutae. ‘ 
Perennial. Culms fascicled on a short oblique rhizome, erect, simple, wiry and slender, 
30-60 cm. high, glabrous or often shortly hairy at and below the lower nodes, 1—2-noded. 
Sheaths tight except the basal ones, glabrous, finely ribbed ; blades narrow, linear, convolute 
or flat, finely pubescent above, up to 18 em. long x 2:5 mm. broad, finely ribbed, with 
1-2 lateral nerves on either side the midrib. Panicle contracted, ovate ; branches scattered, 
lower about 14 mm. apart, upper increasingly nearer to each other. Spikelets crowded, 
sessile or shortly pedicelled, about 5 mm. long ;_ glumes equal to'subegual. shortly hairy, 
greyish, rust coloured at the truncate tips; lower rather broader and 7—9-nerved ; upper 
narrow, 5-nerved, nerves mostly evanescent above; lower valve 1 line long (excluding 
awns), villous on back from base to near the middle, glabrous on inner surface except 
for ring of patent hairs at base of awns; awns plumose to beyond middle, 3-3-5 mm. long, 
subequal, tips bare and scabrid ; pale 4 mm. long, shortly and sparsely hairy on the back, 
villous on the flaps, and ciliolate on the keel; anthers 2 mm. long. 14 
= 
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