| Name | Rhamnus californica var. tomentella (Bentham) W. H. Brewer ex S. Watson |
| Authorship | (Bentham) W. H. Brewer ex S. Watson |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Rhamnus californica Eschscholtz |
| Holdings | 27 Specimens held in the Harvard University Herbaria identified as Rhamnus californica var. tomentella (Bentham) W. H. Brewer ex S. Watson |
| Identification made in | [no date] (25), 1924 (1), 1941 (1) |
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