| Name | Silene scouleri subsp. grandis (Eastwood) C. L. Hitchcock & B. Maguire |
| Authorship | (Eastwood) C. L. Hitchcock & B. Maguire |
| Rank | Subspecies |
| Placed in | Silene scouleri Hooker |
| Citation | 1947 Univ. Wash. Publ. Biol. 13 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Silene scouleri subsp. grandis (Eastwood) C. L. Hitchcock & B. Maguire |
| Identification made in | [no date] (8), 1942 (2) |