Stipa

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Stipa

grass in the family Poaceae; the seed awns are found in great abundance in subcutaneous tissue of sheep grazing pasture containing these grasses when they are ripe. Called also spear grass. Includes Stipa obtusa (Stipagrostis spp.).

Stipa robusta + Neotyphodium (Acremonium) spp. endophyte, Stipa vaseyi
in North America causes stumbling, recumbency, saliva drooling but recovery if moved to new pasture; caused by ergot alkaloids generated by the fungus. In China has a similar endophyte and causes a similar sydrome. Called also sleepygrass.
References in periodicals archive ?
and went to the river to wash the mud off his pants, then remembered what Arnold would be saying, "Don't forget to clean that horse's coat," so he pulled a clump of needle grass and rubbed the mud from Dugger's coat.
Again Gibbes maneuvered the boat down the creek, onto the main river, up a stream not much wider than the boat, and then he cut the motor as we coasted in along thick, shoulder-high needle grass leaning from the bank.
526 million of environmental weed control work throughout the Territory focusing on priority species for control such as serrated tussock, St John s wort, blackberry, African lovegrass and Chilean needle grass.