Sporobolus. | GRAMINEX (Stapf). 589 
5 Schinz, Consp. Fl. Afr. v. 824. Vilfa saith Trin. Agrostid, 
66, and in Mém. Acad. Pétersb, sér. 6, v. part. ii, 88; Steud. 
Syn. Pl. Glum. i. 159. 
EASTERN ReGion: Natal; grassy flats between Umlazi River and Durban 
Bay, Kauss, 212! : 
Also in — 
The 1 plant differs from the Madagascar specimens which I have seen 
(Hildebrantt, 4906; Baron, 672 and 4092) in the much shorter ramifications of 
the agua The — of a bristle-like continuation of the r rhachilla is 
ullique e genu e structure of the spikelet is, however, otherwise 
essentially iat 4 F Sporobolus s, it does not seem expedient to separate this species 
at gen 
LI. POGONARTHRIA, Stapf. 
Spikelets laterally compressed, subsessile, more or less imbricate, 
secund on the irregularly agri wai branehes of a pani le ; ; 
‘ 3 
tips of the joints eiliate. Flo oe 0-8 3. Glumes rigidly = 
branous, l-nerved. Valves — rigidly membranous, ae 
quite glabrous, 3-nerved ; side-nerves evanescent above the middle. 
Puales 2-keeled, slightly gota than the valves. Lodieules 2, minute, 
delicate. Stam mens 3. ry glabrous; styles distinct; stigmas 
Plumose, Gratin tightly embraced by the scarcely altered valve and 
pale, linear-oblong, obtusely triquetrous or oval in eross s section ; 
embryo less than - r the length of the grain; hilum basal, punctiform. 
Perennial, stiff ; ‘tails s rigid, usually convolute; ligule a fringe of cilia; 
panicles straight, with spreading more or less curved branches in irregular spirals ; 
spikelets secund, crowded, livid, seta or dark gre 
Species 1, in tropical South-east Africa, and in ckeioitaghe ‘al South Africa. 
Hackel, who described the only species of this genus under Leptochloa, has 
already remarked, that it differs considerably from all other species of Leptochloa. 
spikelets, the glumes and ‘poe hich are more rigi pews 
urplis' dark grey, an neigh whilst the tips A the S rheckliia ied joi 
are yim ; the valves resemble ore of En oe: pq Leptochloa, saat 
8 
Hodes Actus exserted ; rote ss tight, terete, smooth, mouth 
bearded ; Tigule a fringe of minute a blades linear, etacooualy 
subglaucous, cuits smooth, striate ; ‘aside linear, 4-10 in, j2in., - 
usually straight ; rhaehis ‘suleate, scaberulous ; branches often 2~5 
close together, more or less s spreading, usually curved, up to | in. un 
flat o on the back, wavy, simple, bearing spikelans from the base, sca 
spikelets 11-3 lin, long, livid, purplish or r dark grey ; rhachilla jo int 
up to 2 lin, lon g; glumes lanceolate to lanceolate-oblong, reddish 
subacuminate, pat a lower 3-3 I!n. lor g, upper “Ey lin. long 
