| Croptilon divaricatum (Nutt.) Raf. |
Accepted |
4 |
| Croptilon hookerianum (Torr. & A. Gray) House |
Accepted |
6 |
| Croptilon hookerianum var. graniticum (E. B. Sm.) E. B. Sm. |
Accepted |
7 |
| Croptilon hookerianum var. validum (Rydb.) E. B. Sm. |
Accepted |
5 |
| Croptilon rigidifolium (E. B. Sm.) E. B. Sm. |
Accepted |
5 |
| Croptilon divaricatum var. divaricatum |
Synonym of Croptilon divaricatum (Nutt.) Raf. |
4 |
| Haplopappus divaricatus (Nutt.) A. Gray |
Synonym of Croptilon divaricatum (Nutt.) Raf. |
4 |
| Inula divaricata Nutt. |
Synonym of Croptilon divaricatum (Nutt.) Raf. |
4 |
| Croptilon divaricatum var. hookerianum (Torr. & A. Gray) Shinners |
Synonym of Croptilon hookerianum (Torr. & A. Gray) House |
6 |
| Croptilon hookerianum var. hookerianum |
Synonym of Croptilon hookerianum (Torr. & A. Gray) House |
6 |
| Haplopappus validus subsp. torreyi E. B. Sm. |
Synonym of Croptilon hookerianum (Torr. & A. Gray) House |
6 |
| Croptilon hookerianum var. graniticum (rydb.) E. B. Sm. |
Synonym of Croptilon hookerianum var. graniticum (E. B. Sm.) E. B. Sm. |
7 |
| Haplopappus validus subsp. graniticus E. B. Sm. |
Synonym of Croptilon hookerianum var. graniticum (E. B. Sm.) E. B. Sm. |
7 |
| Haplopappus validus subsp. validus |
Synonym of Croptilon hookerianum var. validum (Rydb.) E. B. Sm. |
5 |
| Croptilon rigidifolium (E. .. B. Sm.) E. .. B. Sm. |
Synonym of Croptilon rigidifolium (E. B. Sm.) E. B. Sm. |
5 |
| Haplopappus rigidifolius E. B. Sm. |
Synonym of Croptilon rigidifolium (E. B. Sm.) E. B. Sm. |
5 |