Gutierrezia


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Related to Gutierrezia: Gutierrezia microcephala, Gutierrezia sarothrae

Gutierrezia

a North American plant genus of the family Asteraceae.

Gutierrezia microcephala, Gutierrezia sarothrae
contains a toxic saponin which causes an acute illness with sudden death and lesions of gastroenteritis, hepatitis and nephritis. Chronic poisoning causes a syndrome of abortion, stillbirth and retained placenta. Converter plants for selenium. Called also Xanthocephalum lucidum, X. sarothrae, perennial broomweed, slinkweed, snakeweed, turpentine weed.
References in periodicals archive ?
Of these two pairs of species associations, Coleogyne and Gutierrezia revealed a more positive correlation (Table 1).
From casual observations, both Encelia and Gutierrezia plants rapidly invaded open areas created by fire.
Furthermore, Encelia and Gutierrezia also occurred in wash habitats within the mature, edaphically stable Coleogyne shrublands.
Most important variables in determining difference between cover of active and abandoned leks in 2003 were Eriogonum, Andropogon, Muhlenbergia, and Gutierrezia.
Most important variables in determining difference between cover of pasture sites with active and abandoned leks in 2002 were Muhlenbergia, Andropogon, Bouteloua, and Gutierrezia.
Active leks and pastures in which they occurred had greater cover of Andropogon, Bouteloua, and Gutierrezia, and lower cover of Sporobolus, Muhlenbergia, and Eriogonum, than did abandoned leks and their corresponding pastures, although not all of these variables contributed equally to overall annual differences.
prairie tea Croton monanthogynus, Texasfan Meximalva filipes, and Texas snakeweed Gutierrezia texana; Barnes et al.