| Name | Petalidium setosum C. B. Clarke ex Schinz |
| Authorship | C. B. Clarke ex Schinz |
| Rank | Species |
| Placed in | Petalidium |
| Citation | 1916 Vierteljahrsschr. Naturf. Ges. Zürich 61: 434 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Petalidium setosum C. B. Clarke ex Schinz |
| Identification made in | [no date] (4) |