| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Allenrolfea occidentalis | CNPS-EB: C | iodine bush | |
| Atriplex argentea var. expansa | CNPS-EB: B | silverscale | |
| Atriplex coronata var. coronata | CNPS-EB: *A2 State CNPS: 4.2 Global Rank: G4T3 CNDDB Rank: S3 | crownscale | |
| Atriplex depressa | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2 CNDDB Rank: S2 | brittlescale | |
| Deinandra lobbii | (formerly Hemizonia l.) | CNPS-EB: C | three-rayed tarweed |
| Extriplex joaquinana | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2 CNDDB Rank: S2 | San Joaquin spearscale, San Joaquin saltbush | |
| Lythrum californicum | CNPS-EB: B | California loosestrife | |
| Sesuvium verrucosum | CNPS-EB: B | western sea-purslane, sea-purslane | |
| Suaeda nigra | (formerly S. moquinii) | CNPS-EB: B | bush seepweed |
| Trifolium grayi | CNPS-EB: A1 | Gray's clover | |
| Amsinckia grandiflora | CNPS-EB: *A1 State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 FESA Status: FE CESA Status: CE | large-flowered fiddleneck | |
| Anemopsis californica | CNPS-EB: B | yerba mansa, lizard tail | |
| Arthrocnemum subterminale | CNPS-EB: A2 | Parish's glasswort | |
| Astragalus didymocarpus var. didymocarpus | (A. gambelianus is more common | CNPS-EB: A1 | two-seeded milkvetch |
| Astragalus tener var. tener | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2T1 CNDDB Rank: S1 | alkali milkvetch | |
| Downingia pulchella | CNPS-EB: B | flat-faced downingia | |
| Gilia tricolor subsp. unknown | CNPS-EB: B? | birds-eye gilia | |
| Lasthenia minor | CNPS-EB: A1 | coastal goldfields, woolly goldfields | |
| Lathyrus jepsonii var. californicus | CNPS-EB: B | buff pea | |
| Layia chrysanthemoides | CNPS-EB: A2 | smooth layia | |
| Lepidium acutidens | CNPS-EB: C | sharp-toothed pepper-grass | |
| Lepidium dictyotum | CNPS-EB: B | alkali pepper-grass | |
| Leptosiphon androsaceus | (formerly Linanthus a.) | CNPS-EB: C | common linanthus, common leptosiphon |
| Marah oregana | CNPS-EB: C | coast man-root | |
| Microseris campestris | CNPS-EB: A1 | San Joaquin microseris | |
| Microseris elegans | CNPS-EB: A1 | elegant microseris | |
| Muilla maritima | CNPS-EB: B | common muilla | |
| Myosurus minimus subsp. apus | CNPS-EB: *A1 State CNPS: 3.1 Global Rank: G5T2Q CNDDB Rank: S2 | little mousetail | |
| Myosurus minimus subsp. minimus | CNPS-EB: C | common mouse-tail | |
| Penstemon heterophyllus var. heterophyllus | CNPS-EB: B | chaparral penstemon | |
| Phacelia ciliata | CNPS-EB: B | Great Valley phacelia, Great Valley phacelia | |
| Plagiobothrys canescens var. canescens | CNPS-EB: C | valley popcornflower | |
| Plagiobothrys humistratus | CNPS-EB: A2 | low popcornflower, dwarf allocarya | |
| Plagiobothrys stipitatus var. stipitatus | (var. micranthus is more commo | CNPS-EB: C | showy great valley popcornflower, stipitate allocarya |
| Plantago elongata | CNPS-EB: B | annual coast plantain | |
| Platanus racemosa | CNPS-EB: C | western sycamore, California sycamore | |
| Pyrrocoma racemosa var. racemosa | CNPS-EB: A1 | racemose pyrrocoma | |
| Quercus lobata | CNPS-EB: B | valley oak, roble | |
| Senecio flaccidus var. douglasii | CNPS-EB: A2 | Douglas' threadleaf ragwort, shrubby butterweed | |
| Torreyochloa pallida var. pauciflora | CNPS-EB: A1x | weak manna grass | |
| Trifolium barbigerum | CNPS-EB: A2 | bearded clover | |
| Trifolium depauperatum var. depauperatum | (vars. amplectens and truncatu | CNPS-EB: B | dwarf sack clover |
| Trifolium lilacinum | (Included within T. barbigerum | CNPS-EB: A1 | Gray's clover |
| Trifolium wormskioldii | CNPS-EB: A1 | cow clover | |
| Viola purpurea subsp. purpurea | CNPS-EB: A1 | mountain violet |