12 
Astragalus caryocarpus. (See Buffalo Pea.) 
Astragalus canadensis. 
A coarse-growing species seldom eaten by stock of any kind. 
Astragalus flexuosus. 
In this species the stems become woody so early that it has little, if any, value as a 
forage plant. 
Astragalus hypoglottis. 
This small Milk Vetch is very abundant on our Northwestern prairies. It is relished 
y ck and furnishes no inconsid- 
has as yet been given to this species. 
Bristly-fruited Milk Vetch would suit : 
it ver : 
Astragalus plattensis. (See Buffalo 
Pea.) 
Atriplex spp. (See Salt-bushes. ) 
Avena fatua. (See Wild-oats.) 
Avena americana. (See Native Meadow 
Oat-grass.) 
Barnyard-grass (Panicum crus-galli). 
* : PY Found more or less abundantly through- 
SK, I dee gl out the Northwest in fields and bar: 
cL ; places. It makes ani growt 
in rich moist soils. All kinds of iui 
eat it readily, either in the green state 
or as hay. e hay is coarse an 
should be cut before the stems become 
woody. It is becoming very abun- 
feet. At Redfield, Iroquois, Letcher, 
and elsewhere in the James Valley it 
Fra. 2. Barnyard- Pani 8 is one of the most conspicuous plants 
"d alo itches and about ponds fed by 
artesian wells. It seems probable that it could be cultivated to advantage in 
esian basin, and it should be given an extended trial (fig. 2) 
Bearded ara (Agropyron richardsoni and A. caninum). 
"hese species are much more valuable for hay than for grazing, as they fruit early 
and produce very y little growth during the remainder of the season. 
Beckmannia eruceformis. (See Slough-grass.) 
Beckwith's Clover ( Trifolium beckwithii). 
This pretty little clover is quite abundant in the upper Sioux Valley, but only in a 
rather limited area, and it has not been reported from any other locality in the 
middle Northwest. It grows in rather moist prairie meadows and along the 
margins of swales. In the vicinity of Brookings, S. Dak., it is very plentiful and 
an im oe element in the native pasturage. It may prove valuable 
under cultivation 
Big Blue-stem 3 provincialis). 
This is the most common blue-stem in this region. It is everywhere regarded as one 
