| Gutierrezia alamanii A. Gray |
Accepted |
4 |
| Gutierrezia argyrocarpa Greenm. |
Accepted |
4 |
| Gutierrezia arizonica (A. Gray) M. A. Lane |
Accepted |
4 |
| Gutierrezia californica (DC.) Torr. & A. Gray |
Accepted |
12 |
| Gutierrezia conoidea (Hemsl.) M. A. Lane |
Accepted |
4 |
| Gutierrezia dunalii (Spreng.) G. L. Nesom |
Accepted |
4 |
| Gutierrezia gayana Reiche |
Accepted |
16 |
| Gutierrezia gilliesii Griseb. |
Accepted |
16 |
| Gutierrezia grandis S. F. Blake |
Accepted |
12 |
| Gutierrezia isernii (Phil.) Phil. |
Accepted |
12 |
| Gutierrezia mandonii (S. Bip.) Solbrig |
Accepted |
12 |
| Gutierrezia megalocephala (Fernald) G. L. Nesom |
Accepted |
8 |
| Gutierrezia microcephala (DC.) A. Gray |
Accepted |
8 |
| Gutierrezia paniculata F. Meigen |
Accepted |
28 |
| Gutierrezia petradoria (S. L. Welsh & Goodrich) S. L. Welsh |
Accepted |
4 |
| Gutierrezia pomariensis (S. L. Welsh) S. L. Welsh |
Accepted |
16 |
| Gutierrezia ramulosa (Greene) M. A. Lane |
Accepted |
4 |
| Gutierrezia repens Griseb. |
Accepted |
16 |
| Gutierrezia resinosa (Hook. & Arn.) S. F. Blake |
Accepted |
28 |
| Gutierrezia sarothrae (Pursh) Britton & Rusby |
Accepted |
4 |
| Gutierrezia sericocarpa (A. Gray) M. A. Lane |
Accepted |
8 |
| Gutierrezia serotina Greene |
Accepted |
4 |
| Gutierrezia solbrigii Cabrera |
Accepted |
20 |
| Gutierrezia spathulata (Phil.) Kurtz |
Accepted |
28 |
| Gutierrezia sphaerocephala A. Gray |
Accepted |
4 |
| Gutierrezia texana (DC.) Torr. & A. Gray |
Accepted |
4 |
| Gutierrezia texana var. glutinosa (S. Schauer) M. A. Lane |
Accepted |
4 |
| Gutierrezia wrightii A. Gray |
Accepted |
4 |
| Gutierrezia sarothrae Kuntze |
Unresolved |
4 |
| Gutierrezia alamanii var. alamanii |
Synonym of Gutierrezia alamanii A. Gray |
4 |
| Xanthocephalum linearifolium (DC.) Greenm. |
Synonym of Gutierrezia alamanii A. Gray |
4 |
| Greenella arizonica A. Gray |
Synonym of Gutierrezia arizonica (A. Gray) M. A. Lane |
4 |
| Gutierrezia bracteata Abrams |
Synonym of Gutierrezia californica (DC.) Torr. & A. Gray |
12 |
| Gutierrezia californica Dougl. |
Synonym of Gutierrezia californica (DC.) Torr. & A. Gray |
12 |
| Gutierrezia gilliesii |
Synonym of Gutierrezia gilliesii Griseb. |
16 |
| Gutierrezia mandonii subsp. gilliesii (Griseb.) Solbrig |
Synonym of Gutierrezia gilliesii Griseb. |
16 |
| Gutierrezia mandonii subsp. isernii (Phil.) Solbrig |
Synonym of Gutierrezia isernii (Phil.) Phil. |
12 |
| Gutierrezia mandonii subsp. mandonii |
Synonym of Gutierrezia mandonii (S. Bip.) Solbrig |
12 |
| Gutierrezia microcephala (DC) J. Gray |
Synonym of Gutierrezia microcephala (DC.) A. Gray |
8 |
| Greenella ramulosa Greene |
Synonym of Gutierrezia ramulosa (Greene) M. A. Lane |
4 |
| Xanthocephalum ramulosum (Greene) Shinners |
Synonym of Gutierrezia ramulosa (Greene) M. A. Lane |
4 |
| Gutierrezia ruiz-lealii Solbrig |
Synonym of Gutierrezia repens Griseb. |
16 |
| Xanthocephalum sarothrae (Pursh) Shinners |
Synonym of Gutierrezia sarothrae (Pursh) Britton & Rusby |
4 |
| Xanthocephalum sericocarpum A. Gray |
Synonym of Gutierrezia sericocarpa (A. Gray) M. A. Lane |
8 |
| Gutierrezia texana var. texana |
Synonym of Gutierrezia texana (DC.) Torr. & A. Gray |
4 |
| Gutierrezia glutinosa (S. Schauer) Benth. & Hook. |
Synonym of Gutierrezia texana var. glutinosa (S. Schauer) M. A. Lane |
4 |
| Gutierrezia glutinosa (S. Schauer) S. Bip. |
Synonym of Gutierrezia texana var. glutinosa (S. Schauer) M. A. Lane |
4 |
| Xanthocephalum wrightii (A. Gray) A. Gray |
Synonym of Gutierrezia wrightii A. Gray |
4 |
| Gutierrezia triflora (Rose) M. A. Lane |
Synonym of Thurovia triflora Rose |
5 |
| Gutierrezia alamanii var. megalocephala (Fernald) M. A. Lane |
Synonym of Xanthocephalum megalocephalum Fernald |
8 |
