| Name | Silene bilingua W. W. Smith |
| Authorship | W. W. Smith |
| Rank | Species |
| Placed in | Silene |
| Citation | 1920 Notes Roy. Bot. Gard. Edinburgh 11: 220 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Silene bilingua W. W. Smith |
| Identification made in | 2021 (4) |