CL VII. GRAMINEJE (Stapf). 
7 
the end of the culms and their 
branches and sometimes gathered 
into a scanty spatheate false panicle, 
rarely in compound espatheate pani- 
cles (Capillipedium) ; joints and 
pedicels slender, filiform, with a 
translucent middle line, tips unap- 
pendaged ... ... ... ... j. Amphilophiastrse. 
Awn from the sinus of the 2 -fid or 2- 
dentate fertile valve. 
Racemes solitary at the ends of the 
culms and their branches, the 
branches usually gathered into a 
narrow lax spatheate false pani- 
cle ; joints and pedicels often 
somewhat stout, thickened up- 
wards, with more or less appen- 
daged tips ; pedicelled spikelets 
S , neuter or suppressed ... ... Jc. Sch izachyriastrae. 
Racemes in the African species mostly 
2-nate at the end of simple or 
almost simple culms or gathered 
in spatheate false or true panicles, 
each pair supported or surrounded 
by a spathe ; more rarely the 
racemes digitate ( Andropogon sp.), 
the lateral always sessile ; joints 
and pedicels linear to linear - 
cuneate, rarely inflated, tips trun- 
cate with or without a small den- 
tate oblique rim, rarely with a 
more conspicuous appendage ... I Andropogonastrae. 
, t 
all) only close to the tips, the spikelets 
therefore with rounded sides or quite 
terete ; callus elongate and acute or pun- 
gent, rarely the lower glume indexed and 
2 -keeled from the middle upwards with a 
short obtuse callus (species of Hypar- 
rhenium) ; awn more or less hirsute (ex- 
cepting A nadelphiastrce ) . 
Awn from the sinus of the 2 -fid fertile 
valve. 
Racemes paired in more or less corn- 
paired m more or less cc 
Ld panicles, the lower pair 
pound panicles, the lower pair or 
pairs ,of at least one of the racemes 
homogamous, barren, the others 
heterogamous ; awns hirsute ... m. Eyparrheniastrae. 
Racemes usually much reduced, solitary 
at the end of the culms and their 
branches or in more or less com- 
pound panicles ; all pairs of spike- 
lets heterogamous ; joints and pedi- 
cels finely filiform, rarely the pedi- 
cels suppressed (Monium), tips un- 
appendaged ; awns glabrous ... n. Anadelphiastrse. 
