| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Amsinckia grandiflora | CNPS-EB: *A1 State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 FESA Status: FE CESA Status: CE | large-flowered fiddleneck | |
| Arctostaphylos pallida | CNPS-EB: *A2 State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 FESA Status: FT CESA Status: CE | pallid manzanita | |
| Chloropyron molle subsp. molle | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2T1 CNDDB Rank: S1 FESA Status: FE CESA Status: CR | soft salty bird's-beak, soft bird's-beak | |
| Chloropyron palmatum | CNPS-EB: *A1 State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 FESA Status: FE CESA Status: CE | palmate salty bird's-beak, palmate-bracted bird's-beak | |
| Clarkia franciscana | CNPS-EB: *A1 State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 FESA Status: FE CESA Status: CE | Presidio clarkia | |
| Cordylanthus nidularius | CNPS-EB: *A1 State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 CESA Status: CR | Mount Diablo bird's-beak | |
| Deinandra bacigalupii | (formerly Hemizonia increscens | CNPS-EB: *A1 State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 CESA Status: CE | Livermore tarplant |
| Eriastrum ertterae | CNPS-EB: *A1 State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 CESA Status: CE | Ertter's eriastrum | |
| Eryngium racemosum | CNPS-EB: *A1x State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 CESA Status: CE | delta button-celery | |
| Erysimum capitatum var. angustatum | (ssp. capitatum is more common | CNPS-EB: *A1 State CNPS: 1B.1 Global Rank: G5T1 CNDDB Rank: S1 FESA Status: FE CESA Status: CE | Contra Costa wallflower |
| Holocarpha macradenia | CNPS-EB: *A1 State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 FESA Status: FT CESA Status: CE | Santa Cruz tarplant | |
| Lilaeopsis masonii | CNPS-EB: *A2 State CNPS: 1B.1 Global Rank: G2 CNDDB Rank: S2 CESA Status: CR | Mason's lilaeopsis | |
| Oenothera deltoides subsp. howellii | CNPS-EB: *A2 State CNPS: 1B.1 Global Rank: G5T1 CNDDB Rank: S1 FESA Status: FE CESA Status: CE | Antioch Dunes evening-primrose | |
| Plagiobothrys diffusus | CNPS-EB: *A1x State CNPS: 1B.1 Global Rank: G1Q CNDDB Rank: S1 CESA Status: CE | San Francisco popcornflower | |
| Sanicula maritima | (historical-1936) | CNPS-EB: *A1x State CNPS: 1B.1 Global Rank: G2 CNDDB Rank: S2 CESA Status: CR | adobe sanicle |
| Sanicula saxatilis | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2 CNDDB Rank: S2 CESA Status: CR | rock sanicle |