Aristida.] GRAMINEM (Stapf), 569 
branous, scaberulous above, tips hyaline, the lower 44 -54 lin., the 
upper 4 lin, long; valve as " A, obtusa, 1} lin. long ; callus s 2 lin. 
long ; awn stipitate, foot 1-11 lin, long; middle bristle 10-12 lin. 
long, purplish, plumose above the middle, scaberulous below ; side- 
bristles about 3 the length, very fine; pale not quite + lin. Ion 
lodicules 2 lin. long ; anthers 2 lin. ee ; grain obliquely oe ote 1 lin, 
long, whitish. Trin. § Rupr. Stip. 171; Steud. Syn. ~ Glu i 
Durand § Schinz, Consp. Fl. Afr. v. 809; Hack. 1 Bull. 
Boiss. iv. App. iii. 19. Arthratherum subacaule, Nis, Fi. is 
Austr. 180. 
WesteRN Reoion: Great hacer Liideritzbafen, ‘Sohing, 665, 66 
Schenck, 32. Little heen pega the banks of the Orange River, near 
Verleptpram, 300 ft., Dreg 
Also in Hereroland. 
A. uniplumis (Lichtenst. in Roem. & Schult. Syst. ii. 401) ; 
perennial, tufted ; culms very slender, ereet or een 13-3 ft, 
ong, simple or branched, about 4-noded, wiry, glabrous, smooth, 
internodes exserted : ; abestha very tight, the upper quite aoa the 
lower long, bearded at the mouths, smooth ; ; blades setaceously eon- 
volute, fine, up to 1 ft. long, light green to glaucous, smooth below 
minutely scaberulous above, margins scabrid ; panic e narrow, linear 
to oblong, contracted or open 3-Sin in. long 
ranches geminate or faseicled, simple for 2 1_1 in., then sparingly and 
remotely branched ; branchlets capillary, flexuous, smooth, or minutely 
scaberulous above ; pedicel long a pikelets or longer, tips 
’ . 
purplish ; glumes linear-lanceola te, acuminate, 3-nerved, thin, the 
lower er shorter and broader; valve eylindric, subemarginate, 
Searcely 2 lin, long purplish, smooth ; callus almost } lin. long; awn 
ee from the valve, ra a foot twisted 21-32 lin. long, 
C 
truneate + lin, eee lodicules 2 in: long, aimed anthers 2 lin. 
Ong; grain oblong-cylindric, 1 lin. long, whitish, finely grooved. 
Kunth, Enum. i. 195; Trin. & Rupr. Stip. 172; Steud. Syn. Pl. 
Gilum. i. 144 ; Durand & Sehine, Consp. Fl. Afr. v. 8 
aa: Reeion: Prince Albert Div, ; by the Gamka River, Lichtenstein. 
Colesherg Div. ; rocks of the Table Mountains near Colesberg, 4500 ft., Drége. 
NALABARI REGION: Griqualand West; Kituberley, Rehmann, 3470! Bitalers 
6! 0 ree State; between 
a ! & prec 
locality, Hu'ton! Buchanan, 69! Transvaal; Bosch Veld, between Eland River 
and Kii pan, Rehmann, 5113! near Lydenba rg, Atherstone! Transvaal Plains, 
a, 140! 
N Region : Great Namaqualand ; Byzondermeid, Schinz, 660; Great 
Fun River, Fleck, 289a. 
23. A. dr egeana (Trin. & Rupr. Stip. 169); perennial, branching 
from the rat up to 2 ft. long; culms very slender, nie or genicu- 
d 
ti » gla brous, smooth, internodes exserted ; aths very 
hight, glabrous, smooth, the lowest broad, pallid, ies, Scialatent 
