| Name | Ceanothus macrocarpus Nuttall ex Torrey & A. Gray |
| Authorship | Nuttall ex Torrey & A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Ceanothus Linnaeus |
| Citation | 1838 Fl. N. Amer. [Torr. & A. Gray] 1: 267 |
| Holdings | 42 Specimens held in the Harvard University Herbaria identified as Ceanothus macrocarpus Nuttall ex Torrey & A. Gray |
| Identification made in | [no date] (41), 1987 (1) |