| Name | Haplopappus squarrosus Hooker & Arnott |
| Authorship | Hooker & Arnott |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Haplopappus Cassini |
| Contains | Haplopappus squarrosus var. stenolepis H. M. Hall |
| GUID | urn:lsid:ipni.org:names:1145863-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Haplopappus squarrosus Hooker & Arnott |
| Identification made in | [no date] (1) |