| Name | Ceanothus impressus Trelease |
| Authorship | Trelease |
| Rank | Species |
| Placed in | Ceanothus Linnaeus |
| GUID | urn:lsid:ipni.org:names:716846-1 |
| Holdings | 12 Specimens held in the Harvard University Herbaria identified as Ceanothus impressus Trelease |
| Identification made in | [no date] (11), 1937 (1) |