| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Agoseris heterophylla var. unknown | Agoseris heterophylla split into 2 vars. in 2011 Jepson Manual, need field work to resolve vars. | CNPS-EB: B? | annual agoseris |
| Alopecurus saccatus | CNPS-EB: B | Howell's meadow foxtail | |
| Anemopsis californica | CNPS-EB: B | yerba mansa, lizard tail | |
| Astragalus asymmetricus | CNPS-EB: C | San Joaquin locoweeed | |
| 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 | |
| Blennosperma nanum var. nanum | CNPS-EB: C | blennosperma | |
| Bolboschoenus maritimus subsp. paludosus | (formerly Scirpus m.) | CNPS-EB: C | bulrush |
| Clarkia gracilis subsp. gracilis | CNPS-EB: C | summer's darling | |
| Collinsia sparsiflora var. sparsiflora | CNPS-EB: C | few-flowered blue-eyed Mary | |
| Deinandra lobbii | (formerly Hemizonia l.) | CNPS-EB: C | three-rayed tarweed |
| Gilia tricolor subsp. diffusa | CNPS-EB: C | birds-eye gilia | |
| Hordeum depressum | CNPS-EB: B | low barley, alkali barley | |
| Hordeum jubatum subsp. jubatum | CNPS-EB: A2 | foxtail barley, squirreltail barley | |
| Koeleria macrantha | CNPS-EB: B-PV | june grass | |
| Leptosiphon parviflorus | (formerly Linanthus p.) | CNPS-EB: A2 | small-flowered linanthus, small-flowered leptosiphon |
| Marah oregana | CNPS-EB: B | coast man-root | |
| Melica californica | CNPS-EB: B-PV | California melic | |
| Montia fontana | CNPS-EB: B-PV | water chickweed, blinks, water chickweed | |
| Nemophila pedunculata | CNPS-EB: B | meadow nemophila | |
| Packera breweri | (formerly Senecio b.) | CNPS-EB: B-PV | Brewer's ragwort, Brewer's butterweed |
| Phacelia ramosissima | CNPS-EB: A2 | branching phacelia | |
| Phoradendron leucarpum subsp. macrophyllum | (formerly P. serotinum subsp. macrophyllum, P. macrophyllum) | CNPS-EB: C | big leaf mistletoe |
| Pleuropogon californicus var. californicus | CNPS-EB: B-PV | semaphore grass | |
| Prunus subcordata | CNPS-EB: C | Pacific plum, Sierra plum | |
| Quercus lobata | CNPS-EB: C | valley oak, roble | |
| Rumex transitorius | CNPS-EB: B | willow dock | |
| Spergularia macrotheca var. leucantha | CNPS-EB: A1 | large-flowered sand spurry | |
| Spergularia macrotheca var. longistyla | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G5T2 CNDDB Rank: S2 | large-flowered sand spurry | |
| Tonella tenella | CNPS-EB: B-PV | small-flowered tonella | |
| Trifolium fucatum | CNPS-EB: B | bull clover | |
| Trifolium oliganthum | CNPS-EB: C | few-flowered clover | |
| Wyethia glabra | (W. helenioides is more common | CNPS-EB: C | mule ears |
| Puccinellia nuttalliana | CNPS-EB: A1 | Nuttall's alkali grass |