''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

References

{{Taxonbar, from=Q16185842 Asteraceae genera Taxa named by Eduard Friedrich Poeppig