| Name | Arctostaphylos ×cinerea Howell |
| Authorship | Howell |
| Rank | Species |
| Placed in | Arctostaphylos Adanson |
| Holdings | 20 Specimens held in the Harvard University Herbaria identified as Arctostaphylos ×cinerea Howell |
| Identification made in | [no date] (19), 1937 (1) |
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