| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Amsinckia lunaris | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G3 CNDDB Rank: S3 | bent-flowered fiddleneck | |
| Helianthella castanea | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2 CNDDB Rank: S2 | Diablo helianthella | |
| Rumex transitorius | CNPS-EB: B | willow dock | |
| Apiastrum angustifolium | CNPS-EB: C | wild celery | |
| Carex subbracteata | CNPS-EB: B | small-bracted sedge | |
| Collinsia sparsiflora var. unknown | CNPS-EB: C? | few-flowered blue-eyed Mary | |
| Cyperus erythrorhizos | CNPS-EB: B | red-rooted cyperus | |
| Epilobium ciliatum subsp. watsonii | (ssp. ciliatum is more common) | CNPS-EB: A1 | San Francisco willowherb |
| Festuca californica | CNPS-EB: C | California fescue | |
| Lathyrus jepsonii var. californicus | CNPS-EB: B | buff pea | |
| Layia hieracioides | CNPS-EB: C | tall layia | |
| Leptosiphon androsaceus | (formerly Linanthus a.) | CNPS-EB: C | common linanthus, common leptosiphon |
| Phoradendron leucarpum subsp. macrophyllum | (formerly P. serotinum subsp. macrophyllum, P. macrophyllum) | CNPS-EB: C | big leaf mistletoe |
| Prunus subcordata | CNPS-EB: C | Pacific plum, Sierra plum | |
| Quercus lobata | CNPS-EB: B | valley oak, roble | |
| Senecio aronicoides | CNPS-EB: C | rayless ragwort, California butterweed | |
| Stipa lepida | CNPS-EB: C | foothill needlegrass | |
| Stipa pulchra | CNPS-EB: C | purple needlegrass |