| Actinella glabra Nutt. | Tetraneuris herbacea Greene | | | Actinella glabraNutt. | Tetraneuris herbaceaGreene |
| Actinella texana J. M. Coult. & Rose | Hymenoxys texana (J. M. Coult. & Rose) Cockerell | | | Actinella texanaJ. M. Coult. & Rose | Hymenoxys texana(J. M. Coult. & Rose) Cockerell |
| Actinella cooperi A. Gray | Hymenoxys cooperi (A. Gray) Cockerell | | | Actinella cooperiA. Gray | Hymenoxys cooperi(A. Gray) Cockerell |
| Actinella richardsonii (Hook.) Nutt. | Hymenoxys richardsonii (Hook.) Cockerell | | | Actinella richardsonii(Hook.) Nutt. | Hymenoxys richardsonii(Hook.) Cockerell |
| Actinella lanata Pursh | Eriophyllum lanatum (Pursh) J. Forbes var. lanatum | | | Actinella lanataPursh | Eriophyllum lanatum(Pursh) J. Forbes var.lanatum |
| Actinella bigelovii A. Gray | Hymenoxys bigelovii (A. Gray) K. L. Parker | | | Actinella bigeloviiA. Gray | Hymenoxys bigelovii(A. Gray) K. L. Parker |
| Actinella argentea A. Gray | Tetraneuris argentea (A. Gray) Greene | | | Actinella argenteaA. Gray | Tetraneuris argentea(A. Gray) Greene |
| Actinella richardsonii var. floribunda A. Gray | Hymenoxys richardsonii (Hook.) Cockerell var. floribunda (A. Gray) K. L. Parker | | i | Actinella richardsoniivar.floribunda A. Gray | Hymenoxys richardsonii(Hook.) Cockerell var.floribunda (A. Gray) K. L. Parker |
| Actinella torreyana Nutt. | Tetraneuris torreyana (Nutt.) Greene | | | Actinella torreyanaNutt. | Tetraneuris torreyana(Nutt.) Greene |