| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Chenopodium pratericola | CNPS-EB: A1 | ||
| Lessingia pectinata var. tenuipes | CNPS-EB: A2 | valley lessingia | |
| Oenothera deltoides subsp. cognata | CNPS-EB: A1 | desert evening-primrose | |
| Oenothera deltoides subsp. julpunensis | CNPS-EB: A2 | ||
| Atriplex argentea var. expansa | CNPS-EB: C | silverscale | |
| Sesuvium verrucosum | CNPS-EB: B-PV | western sea-purslane, sea-purslane | |
| Suaeda nigra | (formerly S. moquinii) | CNPS-EB: B | bush seepweed |
| Triphysaria versicolor subsp. faucibarbata | CNPS-EB: B | smooth owl's-clover |