| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Arthrocnemum subterminale | CNPS-EB: A2 | Parish's glasswort | |
| Atriplex depressa | CNPS-EB: *A2 State CNPS: 1B.2 | brittlescale | |
| Atriplex minuscula | CNPS-EB: *A2 State CNPS: 1B.1 | lesser saltscale | |
| Downingia cuspidata | CNPS-EB: A1 | cuspidate downingia | |
| Erythranthe latidens | (formerly Mimulus latidens) | CNPS-EB: A1 | broad-toothed monkeyflower |
| Leptochloa fusca subsp. uninervia | CNPS-EB: A1 | mexican sprangletop, dense-flowered sprangle-top | |
| Navarretia cotulifolia | CNPS-EB: *A2 State CNPS: 4.2 | cotula navarretia | |
| Nitrophila occidentalis | CNPS-EB: A1 | nitrophila | |
| Spergularia macrotheca var. longistyla | CNPS-EB: *A2 State CNPS: 1B.2 | large-flowered sand spurry | |
| Cuscuta californica var. californica | CNPS-EB: A1 | California dodder | |
| Leptosiphon liniflorus | (formerly Linanthus l.) | CNPS-EB: A1 | flax-flowered linanthus, flax-flowered leptosiphon |
| Lupinus concinnus | CNPS-EB: A1 | Bajada lupine | |
| Trifolium grayi | CNPS-EB: A2 | Gray's clover | |
| Allenrolfea occidentalis | CNPS-EB: B-PV | iodine bush | |
| Crassula aquatica | CNPS-EB: B | water pygmy-weed | |
| Deinandra lobbii | (formerly Hemizonia l.) | CNPS-EB: C | three-rayed tarweed |
| Downingia pulchella | CNPS-EB: B-PV | flat-faced downingia | |
| Layia platyglossa | CNPS-EB: B-PV | tidy-tips | |
| Phacelia ciliata | CNPS-EB: B | Great Valley phacelia, Great Valley phacelia | |
| Plagiobothrys acanthocarpus | CNPS-EB: B-PV | adobe popcornflower, adobe allocarya | |
| Sesuvium verrucosum | CNPS-EB: B-PV | western sea-purslane, sea-purslane | |
| Montia fontana | CNPS-EB: B-PV | water chickweed, blinks, water chickweed | |
| Trifolium fucatum | CNPS-EB: B-PV | bull clover |