| Name | Grevillea arenaria subsp. canescens (R. Brown) Olde & Marriott |
| Authorship | (R. Brown) Olde & Marriott |
| Rank | Subspecies |
| Placed in | Grevillea arenaria R. Brown |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Grevillea arenaria subsp. canescens (R. Brown) Olde & Marriott |
| Identification made in | 2014 (1) |