| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Agoseris heterophylla var. cryptopleura | CNPS-EB: B | ||
| Agrostis hallii | CNPS-EB: A2 | Hall's bent grass | |
| Allium falcifolium | CNPS-EB: A2 | sickle-leaved onion | |
| Calycadenia multiglandulosa | CNPS-EB: A2 | sticky calycadenia | |
| Carex serratodens | CNPS-EB: C | saw-toothed sedge, bifid sedge | |
| Cirsium quercetorum | CNPS-EB: A2 | brownie thistle | |
| Clarkia franciscana | CNPS-EB: *A1 State CNPS: 1B.1 Global Rank: G1 CNDDB Rank: S1 FESA Status: FE CESA Status: CE | Presidio clarkia | |
| Claytonia exigua subsp. exigua | CNPS-EB: C | common montia | |
| Danthonia californica | CNPS-EB: B | California oat grass | |
| Elymus multisetus | CNPS-EB: C | big squirreltail | |
| Elymus trachycaulus subsp. trachycaulus | CNPS-EB: A1 | slender wheat grass | |
| Eriogonum luteolum var. caninum | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G5T2 CNDDB Rank: S2 | Tiburon buckwheat | |
| Festuca idahoensis | CNPS-EB: C | Idaho fescue, blue bunchgrass | |
| Festuca rubra | CNPS-EB: C | red fescue | |
| Gutierrezia californica | CNPS-EB: C | California matchweed | |
| Hordeum brachyantherum subsp. californicum | (ssp. brachyantherum is more common | CNPS-EB: A2 | California barley |
| Koeleria macrantha | CNPS-EB: C | june grass | |
| Leptosiphon androsaceus | (formerly Linanthus a.) | CNPS-EB: C | common linanthus, common leptosiphon |
| Melica californica | CNPS-EB: C | California melic | |
| Rigiopappus leptocladus | CNPS-EB: C | rigiopappus | |
| Stipa pulchra | CNPS-EB: C | purple needlegrass | |
| Trifolium dichotomum | CNPS-EB: C | branched indian clover | |
| Agoseris retrorsa | CNPS-EB: A2 | spear-leaved agoseris | |
| Carex barbarae | CNPS-EB: C | whiteroot sedge, Santa Barbara sedge, St. Barbara's sedge | |
| Corallorhiza maculata var. maculata | (forma immaculata is more comm | CNPS-EB: A2 | spotted coralroot |
| Diplacus douglasii | (formerly Mimulus d.) | CNPS-EB: A2 | Douglas monkeyflower |
| Elymus xhansenii | CNPS-EB: B | Hansen squirreltail | |
| Eriogonum luteolum var. luteolum | CNPS-EB: A2 | golden-carpet wild buckwheat, golden carpet | |
| Galium andrewsii subsp. gatense | CNPS-EB: *A2 State CNPS: 4.2 Global Rank: G5T3 CNDDB Rank: S3 | phlox-leaf serpentine bedstraw, serpentine bedstraw | |
| Microseris acuminata | CNPS-EB: A1 | Sierra Foothills microseris | |
| Monardella douglasii | CNPS-EB: A2 | fenestra monardella, Fenestra monardella | |
| Monardella sheltonii | CNPS-EB: A1? | Shelton's monardella | |
| Morella californica | (formerly Myrica c.) | CNPS-EB: B | wax myrtle |
| Rumex salicifolius var. unknown | CNPS-EB: A2? | willow dock | |
| Rumex transitorius | CNPS-EB: B | willow dock |