| Name | Ceanothus ×regius (Jepson) McMinn |
| Authorship | (Jepson) McMinn |
| Rank | Species |
| Placed in | Ceanothus Linnaeus |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Ceanothus ×regius (Jepson) McMinn |
| Identification made in | [no date] (10) |