Lycurus setosus
Lycurus setosus is a species of grass in the family Poaceae, commonly known as the bristly wolfstail. It is found at high elevations in dry areas of the south western United States, as well as in Bolivia and Argentina. Description
Lycurus setosus is a perennial mountain grass with a tufted habit. The erect stems have several nodes and grow from  to  in height and may have a few branches. The leaf blades are glabrous and grow up to  long but only  wide. They are rough or bristly and have a white midrib below. The flower panicles are  to  long and about  wide. They are also bristly. It can be distinguished from the rather similar common wolfstail (Lycurus phleoides) by the erect culms, longer ligules and differently shaped tips to the upper leaves. Habitat and range
Lycurus setosus grows at altitudes of between  and . It is found on arid, free draining land, on mesas and rocky slopes. It occurs in the Southwestern United States and in  northern Mexico. A separate population occurs in similar habitats in Argentina and Bolivia. References

Chloridoideae
Flora of the United States