| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Apocynum androsaemifolium | CNPS-EB: A2 | bitter dogbane, dogbane | |
| Isolepis carinata | (formerly Scirpus koilolepis) | CNPS-EB: A1 | dwarf club-rush |
| Festuca californica | CNPS-EB: C | California fescue | |
| Morella californica | (formerly Myrica c.) | CNPS-EB: B | wax myrtle |