432 CXLII. GRAMINER. 
Articulation of spikelet ee ob- 
lique . . . 25. 
Fertile spikelets ovate, rounded on the 
back, in a decompound panicle with 
unjointed branches. Articulation of 
spikelets transverse. Lowest glume 
thickened, inconspicuously nerved in 
the middle : 
*** Spikelets in threes, central See hermaphro- 
dite, two lateral pedicellate, male, terminating 
the branches of an open panicle 
Spikelets fascicled, 4 or 6 neuter or male, 
spikelets surrounding the solitary fertile one 
Subtribe 4. MayapEx., 
Male spikelets numerous towards the top, fe- 
male spikelet solitary at the base of the un- 
jointed fascicled spikes 
TrIBE 2. Phalaridez. 
Flowering glume awnless, with 2 rudimentary 
glumes between it and the 2 outer empty 
glumes. Stamens 3 : 
(Hierochloe and Holeus will be found in Avenacee. ) 
TRIBE 3. Poaceze. 
Subtribe 1. AGROSTIDER. 
a. None of the glumes awned or pointed or mu- 
cronate. 
Flowering glume sessile, naked at base, gene- 
rally 1-nerved. Grain loose in pericarp . 
8. Outer glumes either awned or pointed or mu- 
cronate. 
Outer glumes nearly equal, acute, not much 
longer than the flowering 3-5-nerved 
glume, which in all the Cape species is 
awned on back.—Callus with a short beard 
or naked. ‘Terminal rudimentary glume 
often visible . . . One 
Outer glumes long awned, longer ‘than the 
awned flowering glume, Callus not 
bearded’. 
Callus bearded with hairs, which are as as long 
as flowering glume"! 2°47 fs 
Subtribe 2. Srrpacex. 
Awn simple, scarcely twisted, between the lobes 
of the 2-fid, silky, flowering LUT Clee) sheen 
Awn simple, much twisted, terminal at the undi- 
vided point of the coriaceous flowering glume. 36. 
andtd 
Awn 3-fid between the lobes of the 2-fid or emar- 
ginate flowering glume . 
Awn 3-fid, terminal at the undivided point of the 
flowering plomie:.. \widmer Sacestee tl ewmeon 
Subtribe 3. ORYZER. 
Outer glumes obsolete. 
Flowering glume and 
palea rigid, herbaceous AROLINO ucts ys 
. 26, 
ars 
28. 
sesh 
~ SB 
. 34. 
. 35. 
ANDROPOGON. 
SorGHUM. 
CHRYSOPOGON. 
ANTHISTIRIA. 
Corx. 
. 380. PHALARIS. 
. SPOROBOLUS. 
AGROSTIS. 
POLYPOGON. 
CALAMAGROSTIS. 
LASIAGROSTIS. 
SvTipa. 
STIPAGROSTIS. 
. 38. ARISTIDA. 
39. LEERSIA. 
