Panicum.] CXLIV. GRAMINEX. 491 
9- or 7-nerved, no palea in the 3rd. Fruiting glume smooth and 
shining. 
oo Condamine River, Hartmann ; Armadillo, 
ales. Lachlan and Darling Rivers, Daillachy, ‘uric "` Mount Murchi- 
Son, M 
Victoria. Avoca Murrumbidgee and Leh ri Rivers, F. Mudie 
S. Australia. Flinders Range, F. Mue 
Munr Vire z= = Queensland plant may prove to be distinct from 
southern one, 0, however, must be closely allied er! roi rir ied: 
from all others ot y» ph by the much longer ligula not 
4. OPLISMENUS, Beauv. 
(Orthopogon, R. Br.) 
simple da ia Glumes 4, the lowest empty one not much hortet 
than the others and with a longer awn, the i a Eee awnless 
and poe with the palea round the grain as in Panic 
mall tropical and pedir genus common al the New and the Old 7 
avery closely allied to of the awned species of Panicum, to which sev 
botani s would re e it. "T he inflorescence, Leu aa the greater dev siop- 
ment ons g awn of the outer empty glume, may however suffice to retain it 
fede with “the limits originally gel pee to it by Beauvais and by Brown. The 
ralian species are both of them of a Pict wide distribut 
ES branches of the panicle 4 to 2 in. long , . 1. O. compositus. 
All the branches of the panicle Sel io sessile clusters . . z O. setarius. 
l. O. compositus, Beauv. — 54.—Usually a weak grass 
softly ieee, or villous, but sometimes nearly glabrous. Stems 
decumbent or creeping and verus at the base, ates sometimes 
to iudi eaves from linear-lanceolate to ovate-lanceolate, 4 to 
5 g rspecimens, but more frequently under 2 in 
E the ione ans yy rain.— Panicum compositum MEI! ; Trin. 
Spec. Gram. ii. t. 187, "we Ad F. Muell. Fragm. viii. 199; Orthopogon 
compositus, R. Br. Prod. 1 
