Oriastrum

Oriastrum is a genus of plants in the family Asteraceae, found in western South America (northwest Argentina, Bolivia, Chile, and Peru). It is placed in the tribe Mutisieae.

==Species== , Plants of the World Online accepted the following species: Oriastrum acerosum (J.Rémy) Phil. Oriastrum achenohirsutum (Tombesi) A.M.R.Davies Oriastrum apiculatum (J.Rémy) A.M.R.Davies Oriastrum dioicum (J.Rémy) Phil. Oriastrum famatinae A.M.R.Davies Oriastrum gnaphalioides Wedd. Oriastrum lycopodioides Wedd. Oriastrum minutum (Phil.) Nicola, S.E.Freire & Ariza Oriastrum pentacaenoides Phil. Oriastrum polymallum Phil. Oriastrum pulvinatum Phil. Oriastrum pusillum Poepp. Oriastrum revolutum (Phil.) A.M.R.Davies Oriastrum stuebelii (Hieron.) A.M.R.Davies Oriastrum tarapacensis A.M.R.Davies Oriastrum tontalensis A.M.R.Davies Oriastrum werdermannii A.M.R.Davies