| Xanthocephalum petradoria S.L.Welsh & Goodrich | Gutierrezia petradoria (S.L.Welsh & Goodrich) S.L.Welsh trib. Astereae |
| Xanthocephalum sarothrae (Pursh) Shinners | Gutierrezia sarothrae (Pursh) Britton & Rusby trib. Astereae |
| Xanthocephalum petradoria S.L.Welsh & Goodrich | Gutierrezia petradoria (S.L.Welsh & Goodrich) S.L.Welsh trib. Astereae |
| Xanthocephalum sarothrae (Pursh) Shinners | Gutierrezia sarothrae (Pursh) Britton & Rusby trib. Astereae |