364 GRAMINEX (Stapf). [ Andropogon. 
al in. long, pubescent and bearded with long tubercle-based hairs, 
membranous appendage, facing the upper glume; sessile spikelets 
2-4 in each raceme, g with the exception of the lowest, which is ¢ 
like the pedicelled; g spikelets linear-oblong, 2 lin. long, purple, 
hairy, callus acute, bearded, up to 2 lin. long ; “low wer glume sub- 
chartaceous, truncate, dorsally flattened, sometimes shallowly pitted, 
equalling the glumes, linear, obtuse, sub-2-nerved, scantily ciliate ; 
upper shortly 2-lobed, ciliate, 3-nerved near the base, awn about 1 in. 
long, slender, pubescent and kneed below the middle ; pale 0; 
spikelets narrowly lanceolate, up to 3-3} lin. long, muticous, hairy 
or lowest eal 7-9-nerved, keels scantily and rigidly ciliate 
above ; upper hairy or glabro ous, long ciliate ; valves almost 
equalling the pm ciliate, lower 3-, upper l-nerve 
p oe Reeion: Transvaal; Johannesburg, common, “eae Herb., 
Ol ! 
Intermediate between A. dregeanus and A. filipendulus. 
31. A. prghons (Stapf); perennial; culms erect, somewhat 
stout, 2-2) ft. long, glabrous, 4~5-noded, with intravaginal erect 
leaty flowering branches throughout ; sheaths terete, loose, thin, the 
lowest’ withering away, alabrous ; ‘ligules rounded, ee 
about 1 lin. long; blades ee _— known) linear, tapering alm 
from the rounded base, 1 ft. by 2 lin., ereet, subrizid, arene 
scabrid in the upper part ; panicle very narrow, stiff, over 1 1 it. long ; 
common zee finely filiform, strict, exserted 1-14 in. from the 
tip of the spathe, pubescent with long fine white tubercle-based 
hairs in the upper part; racemes slender, contiguous, usually held 
ape by the onyhi roe ing awns, about | in. long, one su sanyo 
not pitted, hairs up to more than 1 lin. long ; upper phe me state 
3-nerved, hairy above; lower valve equalling the glumes, linear, 
obtuse, nerveless, ciliate; upper linear, 1% lin. long, 2-tooth sub- 
glabrous, awn stout, about 11 in. long, column rufous-pu ubescent, 
