| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Atriplex dioica | (formerly A. subspicata) | CNPS-EB: A1x | thickleaf orach, saltbush |
| Bromus sitchensis var. maritimus | (formerly B. maritimus) | CNPS-EB: A1 | maritime brome, seaside brome grass |
| Camissonia strigulosa | CNPS-EB: A1 | contorted primrose | |
| Deinandra corymbosa | (formerly Hemizonia corymbosa) | CNPS-EB: A2 | coast tarweed |
| Erythranthe microphylla | CNPS-EB: A1x | ||
| Extriplex californica | (historical-1921) | CNPS-EB: A1x | California orach, California saltbush |
| Heterotheca oregona var. scaberrima | CNPS-EB: A1 | Oregon goldenaster | |
| Limnanthes douglasii subsp. douglasii | CNPS-EB: A1 | meadowfoam | |
| Linum lewisii var. lewisii | (historical-1936) | CNPS-EB: A1x | western blue flax |
| Phalaris lemmonii | CNPS-EB: A1 | Lemmon's canary-grass | |
| Pogogyne douglasii | (historical-1940) | CNPS-EB: A1x | Douglas' beardstyle, Douglas pogogyne |
| Ranunculus orthorhynchus var. bloomeri | CNPS-EB: A1x | Bloomer's buttercup | |
| Stachys ajugoides | (var. rigida is more common) | CNPS-EB: A2 | bugle hedge nettle |
| Trifolium barbigerum | CNPS-EB: A2 | bearded clover | |
| Trifolium hydrophilum | (vars. amplectens and truncatu | CNPS-EB: *A2 State CNPS: 1B.2 | saline clover |
| Trifolium wormskioldii | CNPS-EB: A1 | cow clover | |
| Triglochin concinna var. concinna | (T. maritima is more common) | CNPS-EB: A1 | seaside arrow-grass, slender arrow-grass |
| Zeltnera trichantha | (formerly Centaurium tricanthu | CNPS-EB: A1x | alkali centaury |
| Cuscuta pacifica var. pacifica | (formerly C. salina var. major) | CNPS-EB: C | salt-marsh dodder |
| Mentha canadensis | CNPS-EB: B | American cornmint, Japanese peppermint | |
| Persicaria lapathifolia | (formerly Polygonum lapathifol | CNPS-EB: B | willow weed |
| Setaria parviflora | CNPS-EB: B | knotroot bristle grass, perennial foxtail | |
| Trifolium dichotomum | CNPS-EB: C | branched indian clover | |
| Trifolium fucatum | CNPS-EB: B | bull clover |