| Scientific Name | Common Name | Local Rank |
|---|---|---|
| Ceanothus cuneatus var. cuneatus | buck brush | CBR |
| Ceanothus leucodermis | chaparral whitethorn | B |
| Ceanothus thyrsiflorus var. thyrsiflorus | blue blossom, California lilac | B |
| Frangula californica subsp. tomentella | hoary coffeeberry | C |
| Rhamnus crocea | spiny redberry | B-PV |
| Rhamnus ilicifolia | hollyleaf redberry | CBR |