| Name | Ceanothus greggii var. perplexans (Trelease) Jepson | 
| Authorship | (Trelease) Jepson | 
| Rank | Variety | 
| Placed in | Ceanothus greggii A. Gray | 
| GUID | urn:lsid:ipni.org:names:50696-2 | 
| Holdings | 30 Specimens held in the Harvard University Herbaria identified as Ceanothus greggii var. perplexans (Trelease) Jepson | 
| Identification made in | [no date] (28), 1937 (1), 1966 (1) |