| Name | Simsia canescens (Torrey & A. Gray ex A. Gray) A. Gray |
| Authorship | (Torrey & A. Gray ex A. Gray) A. Gray |
| Rank | Species |
| Placed in | Simsia Persoon |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Simsia canescens (Torrey & A. Gray ex A. Gray) A. Gray |
| Identification made in | [no date] (1) |