| Hymenothrix biternata (A. Gray) B.G. Baldwin, 2016 |
| Hymenothrix dissecta (A. Gray) B.G. Baldwin, 2016 |
| Hymenothrix glandulopubescens (Waterf.) B.G. Baldwin, 2016 |
| Hymenothrix greenmanii (Heiser) B.L. Turner, 1962 |
| Hymenothrix janakosiana (B.L. Turner) B.G. Baldwin, 2016 |
| Hymenothrix palmeri A. Gray, 1886 |
| Hymenothrix pedata (A. Gray) B.G. Baldwin, 2016 |
| Hymenothrix purpurea Brandegee, 1909 |
| Hymenothrix wislizeni A. Gray, 1849 |
| Hymenothrix wrightii A. Gray, 1853 |
| Hymenoxys Cass., 1828 |
| Hymenoxys anthemoides (Juss.) Cass., 1828 |
| Hymenoxys chrysanthemoides (Kunth) DC., 1836 |
| Hymenoxys insignis (A. Gray ex S. Watson) Cockerell, 1904 |
| Hymenoxys integrifolia (Kunth) Bierner, 1994 |
| Hymenoxys linearifolia Hook., 1837 |
| Hymenoxys odorata DC., 1836 |
| Hymenoxys pinetorum (Standl.) Bierner, 1994 |
| Hymenoxys scaposa (DC.) K.F. Parker, 1950 |
| Hymenoxys scaposa var. agyrocaulon K.F. Parker, 1970 |