adi te ay aie ye ier tires Stn tere es OO LS oy oS 
GRAMINEA 1163 
Glumes I. and II. separately deciduous; spikelets 
cu hay paiicled Naa a aS pases 
Glumes I. and II. not separately deciduo 
Lowes me, at least, subulate- ities ee 
lets fascicled or solitary on a simple axis or on the 
branches of a panicle .....20.....cce00e005 Oplismenus. 
Lowest glume not subulate-aristate :— 
ume I 
I. fimbriate ; cues Ill. with a deep- 
cleft ma and a male flower ............ Axonopus. 
me II. not hatwesior glume III. wit 
2- em or hyaline rudimentary — or a 
icum 
slaivesty eerie very minute or 0 :—{p. 1162] 
Lowest glume minute but usually present; glume 
III. with generally a minute pale, its nerves atraig ht, 
prom inent Digi taria 
Lowest glume absent; glume II. (= glume 1 III. of 
peiran empty, its marginal nerves curved :— 
pikelets not thickened at the base......Paspalum. 
Sp ikelets OSE at the base ......... Eriochloa. 
{Spikelets 1-flowered :—[p. 1162 
dees avlielnts on their pedicels and deciduous from 
them 
Gignive I. and II. minute or setaceous; III. and IY. char- 
ceous Oryza. 
Glumes I. and II. absent; II. and IV. membranous :— 
He! nme outer not awne seersia. 
ALLOW, Outer AWNE ......-s0ccerereveee -Hygrorrhiza. 
ce peehien with their pedicels : 
Spikelets fascicled all round a lender rachis, falling in 
clusters of 2-4; outer glume echinate ............04 
Spikelets not case, falling ose glumes not echinate :— 
pica long-a Perotis. 
es ‘not a awn Zoysia. 
minal i Sie or deesaaes n the axis of a usually spike- like raceme ; 
Cuter glumes more or less rigid and firmer than the flowering glumes, 
the lower always longer than the florets; flowering glumes membra- 
nous, often hyaline, that of the upper floret often awned or reduced to 
awn :—[p. 1 
‘Spikelets all similar :—{p. 1164] 
+ Spikelets — secund on a filiform or flattened, jeaatiesiate 
rachis [p. 1164] 
