82 AUSTRALIAN NATIVE PLANTS. 
46. Danthonia pallida, R.Br., B.FI., vii., 593. United in Muell. 
Cens., p. 134, with other species to form D. penictllata. 
‘* Silver Grass.” 
A fine useful, drought-resisting species, growing plentifully in 
stiff clayey soil, and much relished by stock of all descriptions. 
It is perennial, and seeds in September and October. 
Throughout Australia. 
47. Danthonia penicillata, 7.v.J/,, B.Fl., vii, 592. Baron 
Mueller’s name to include D. pallida, D. longifolia, D. 
robusta, D. racemosa, D. pilosa, D. semiannularis, D. 
setacea, D. paucifiora; but Bentham, while conceding that 
some of them may require further investigation, considered 
they should at least be distinguished as marked races. 
“Wallaby Grass.” 
This perennial grass is useful for artificial mixed pasture. It 
is principally valuable in spring. It is one of the most variable of 
grasses. 
Throughout Australia. 
48. Danthonia racemosa, #.2r., B.FI., vii., 594. (See D. pentcil- 
Jata, under which species this is included by Baron Mueller.) 
“Mulga Grass.” 
Peculiar to the back country. It derives its vernacular name 
from being only found where the Mulga-tree (Acacia aneura and 
other species) grows ; it is a very nutritious and much esteemed 
grass. Perennial; seeds in October and November. 
49. Danthonia robusta, v.17, B.FI., vii, 593. United by 
Baron Mueller, Cens., p. 134, with other species to form D. 
penicillata. 
Forms large patches of rich foliage at the very edge of 
glaciers. 
Australian Alps (Victoria and New South Wales). 
50. Deyeuxia Forsteri, Kunth., (Syn. Agrostis Solandri, F.v.M.; 
A. Forstert, Roem, et Schult; A. @mula, R.Br.; A. retro- 
fracta, Willd.; A. semzbarbata, Trin.; A. debilis, Poir; 
