25 
by Kunth (Enum., i., 464). Allthe pedicellate spikelets which 
I examined contained a bisexual flower, the same as the sessile 
ones. 
Stipa arachnopus, Pilger in Engl. Jahrb., xxxv., 70 
(1904). Nullabor Plain (per Dr. R. S. Roge Peter- 
borough; Enfield; Pinnaroo. Our specimens me to 
agree with the description in all particulars except that the 
awn varies in length from 34 to 7 cm. The numerous young 
shoots in the tuft consist of subulate, rigid, almost pungent- 
Pointed leaves, hispid with spreading hairs. From among 
these arise the nodeless stems to a height of 30-40 cm., includ- 
ing a panicle 15-20 cm. long; the long uppermost leaf-sheath, 
which has a subulate blade much shorter than the sheath, 
usually clasps the base of the panicle; the awn is distinctly 
hairy in the lower part. If the determination is correct, this 
is the first record for South Australia of this Western Aus- 
tralian grass. 
Agropyrum scabrum, (Labill.), Beauv. Ferguson Gorge, 
near Moolooloo (Dist. S; E. H. Ising). 
Stipa scelerata, Behr. Scrub at Enfield (Dist. A). 
" Danthonia penicillata, (Labill.) F. v. M. Pinnaroo (Dist. 
rs) ; 
, Panicum leucophaeum, H. B. et K. Golden Grove 
pos. A; H. W. Andrew). Probably introduced by stock 
Tom some northern part of the State 
the ou 
native of Southern 
ced in Texas, California, 
