648 
cl vn. GRAMiNEiE (Stapf), [ Panicum * 
Panicles reduced to 3-1 branches, bearing 4-1 spikelets 
1J lin. long ; blades setaceously convolute, £ lin. 
... 60. P. haplocatdos - 
across 
VII. Dur^:. 
Spikelets about 2 lin. long ; glumes subequal, acutely 
acuminate in profile ; panicles up to 6-9 in. long 
(lateral often much reduced), primary branches about 
half the length of the panicle ... 61. P. turgidum . 
Spikelets under 2 lin. long ; glumes unequal, lower § the 
length of the spikelet, not or obscurely acuminate in 
profile ; panicle not much over 1 in. long ; primary 
branches in. long 62. P. neglectum . 
VIII. Repentes. 
Leaf-blades 2|-6 in. by l§-3 lin., usually convolute ; 
spikelets 3— If lin. long, in more or less contracted 
panicles, 3-8 in. long ; stoloniferous 63. P. repens. 
Leaf -blades 2 in., more or less pungent ; spikelets f-1 lin. 
long. 
Procumbent with stolons or runners. 
Stolons and runners stout, covered with tough per- 
sistent cataphylls and almost bladeless sheaths ; 
blades of the short shoots very rigid, needle- 
shaped ; panicles very small, up to \ in. long, 
hardly exserted from the leaf-tufts 64. P. pinifolium * 
Runners and prostrate culm-bases slender, bared by 
the decay or the slipping off of the sheaths ; blades 
of the short shoots tightly involute, but hardly 
needle-shaped ; panicles up to 1| in. long, very 
loose, exserted ... ... ... 65. P. rigidum. 
Erect or obliquely ascending without stolons or runners ; 
culms slender and very wiry, branched all along or 
simple towards the base ; leaf -sheaths very firm 
and long-persistent ; panicles up to 1£ in. long, 
closely contracted when mature, exserted 66. P. subflobella ♦ 
turn . 
(r.w 
IX. CoLORATiE. 
Spikelets If— 2 lin. long with a slender acumen, in large 
loose panicles (up to 1 ft. long) with the lateral pedicels 
short and the terminal up to 4 lin. long ; lower 
floret 6 or barren ; perennial 67. P. porphyror- 
rhizos . 
Spikelets 1-lf lin. long ; pedicels mostly 1-1| lin. long. 
Grasses of dry land with somewhat plump often 
variegated subacute or shortly apiculate spikelets ; 
lower floret 3 ; ligules distinctly ciliate. 
Perennial with short stolons 68. P. coloratura. 
Annual 69. P. JSchinziL 
Hygrophilous grasses with more or less acuminate spike- 
lets 1£ hn. long which are pale green, rarely 
uniformly suffused with purple. 
Annual ; panicles 3-5 (rarely 6) in. long ; penultimate 
