| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Acaena californica | (formerly A. pinnatifida var. californica) | CNPS-EB: C | California acaena |
| Balsamorhiza macrolepis | CNPS-EB: *A1 State CNPS: 1B.2 Global Rank: G2 CNDDB Rank: S2 | big-scale balsamroot | |
| Eryngium jepsonii | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2 CNDDB Rank: S2 | ||
| Fritillaria liliacea | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2 CNDDB Rank: S2 | fragrant fritillary | |
| Helianthella castanea | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2 CNDDB Rank: S2 | Diablo helianthella | |
| Hesperolinon californicum | CNPS-EB: C | California dwarf flax | |
| Muilla maritima | CNPS-EB: B | common muilla | |
| Rosa spithamea | CNPS-EB: C | coast ground rose, ground rose | |
| Stipa pulchra | CNPS-EB: C | purple needlegrass | |
| Corethrogyne filaginifolia | (formerly Lessingia f. var. f. | CNPS-EB: C | California aster |
| Elymus multisetus | CNPS-EB: C | big squirreltail | |
| Eriophyllum lanatum var. achilleoides | CNPS-EB: C | woolly sunflower | |
| Gutierrezia californica | CNPS-EB: C | California matchweed | |
| Koeleria macrantha | CNPS-EB: C | june grass | |
| Melica californica | CNPS-EB: C | California melic | |
| Phacelia tanacetifolia | CNPS-EB: B | tansy phacelia | |
| Stipa lepida | CNPS-EB: C | foothill needlegrass |