Holly-leaved Ceanothus

Ceanothus purpureus

Monterey Ceanothus

Ceanothus rigidus

Pine Hill Ceanothus

Ceanothus roderickii

Sonoma Ceanothus

Ceanothus sonomensis

Greenbark Ceanothus

Ceanothus spinosus

Blueblossom Ceanothus

Ceanothus thyrsiflorus

Carmel Ceanothus

Ceanothus thyrsiflorus var. griseus

Creeping Blueblossom

Ceanothus thyrsiflorus var. thyrsiflorus

Woollyleaf Ceanothus

Ceanothus tomentosus

Tobacco Brush

Ceanothus velutinus

White Coast Ceanothus

Ceanothus verrucosus

Mojave Ceanothus

Ceanothus vestitus

Coffeeberry

Frangula californica

California Coffeeberry

Frangula californica ssp. californica

Serpentine Hoary Coffeeberry

Frangula californica ssp. crassifolia

Sierra Hoary Coffeeberry

Frangula californica ssp. cuspidata

Western California Coffeeberry

Frangula californica ssp. occidentalis

Hoary Coffeeberry

Frangula californica ssp. tomentella

Cascara Sagrada

Frangula purshiana

Frangula purshiana ssp. annonifolia

Caribou Coffee Berry

Frangula purshiana ssp. ultramafica

Sierra Coffeeberry

Frangula rubra

Frangula rubra ssp. modocensis

Frangula rubra ssp. obtusissima

Red Buckthorn

Frangula rubra ssp. rubra

Frangula rubra ssp. yosemitana

Big Deervetch

Hosackia crassifolia var. crassifolia

Otay Mtn. Lotus

Hosackia crassifolia var. otayensis

Seaside Bird's Foot Trefoil

Hosackia gracilis

American Bird's-foot Trefoil

Lotus unifoliolatus var. unifoliolatus

Stansbury's Antelope Brush

Purshia stansburyana

Antelope Bitterbrush

Purshia tridentata

Desert Bitterbrush

Purshia tridentata var. glandulosa

Antelope Bitterbrush

Purshia tridentata var. tridentata