586 CXLIV. GRAMINES. [ Holcus. 
equal, complicate, keeled, awnless, enclosing the flowers. Flowering 
glumes shorter, the lowest awnless, the upper one with a short dorsal 
twisted awn. 
The genus is limited to two species, spread over the temperate regions of the 
northern hemisphere in the Old World, of which one has now become naturalised in 
Australia as in South Africa. 
lines long, rather obtuse, the awn of the upper flowering glume rarely 
reaching their length.—Reichb. Ic. Fl. Germ. t. 105; F. Muell. Fragm. 
viii. 126. 
Now abundantly naturalised about Moreton Bay in Queensland, and in eite: 
localities in N. S. Wales, Victoria and Tasmania, F. Mueller and many others. 
* 58. ARRHENATHERUM, Beauv. 
1, f. 5.—An erect peren- 
uial of 2 or 3 ft., not forming large tufts. Leaves few and flaccid. 
Panicle narrow and loose, 6 to 8 in. long, spreading when the toma 
are open. Spikelets 4 to 5 lines long, the inner empty glume oe! 
run long as the flowering ones, the outer one shorter. Lowest mate 
point near the apex, but no awn. Grain pubescent.— Kunth, Enum. 1- 
307; Reichb. Ic. Fl. Germ. t. 104; Avena elatior, Linn. 
Victoria. Now established on the Upper Loddon, F. Mueller. 
