| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Dirca occidentalis | CNPS-EB: *A2 State CNPS: 1B.2 | western leatherwood | |
| Rumex transitorius | CNPS-EB: A2 | willow dock | |
| Dudleya farinosa | CNPS-EB: A2 | bluff lettuce, powdery dudleya | |
| Erigeron petrophilus var. petrophilus | CNPS-EB: B | rock daisy | |
| Erythranthe cardinalis | (formerly Mimulus c.) | CNPS-EB: B-PV | scarlet monkeyflower |
| Morella californica | (formerly Myrica c.) | CNPS-EB: B | wax myrtle |
| Prunella vulgaris var. lanceolata | (var. vulgaris is more common) | CNPS-EB: B | selfheal |
| Sambucus racemosa var. racemosa | CNPS-EB: B | red elderberry | |
| Carex obnupta | CNPS-EB: B | slough sedge |