| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Artemisia dracunculus | CNPS-EB: A2 | tarragon | |
| Draba cuneifolia | CNPS-EB: A1 | Sonora draba | |
| Eriogonum fasciculatum var. foliolosum | CNPS-EB: A1 | leafy California buckwheat, California buckwheat | |
| Eriogonum fasciculatum var. polifolium | CNPS-EB: A2 | Mojave desert California buckwheat, California buckwheat | |
| Horkelia californica var. elata | CNPS-EB: A2 | tall horkelia | |
| Quercus palmeri | CNPS-EB: A2 | Palmer's oak | |
| Calamagrostis nutkaensis | (historical-18??) | CNPS-EB: A1x | Pacific reed grass |
| Pectocarya penicillata | CNPS-EB: A2 | northern pectocarya, winged pectocarya | |
| Plagiobothrys humistratus | CNPS-EB: A2 | low popcornflower, dwarf allocarya | |
| Amelanchier utahensis | CNPS-EB: C | Utah service-berry | |
| Cirsium occidentale var. californicum | (var. venustum is more common) | CNPS-EB: B | California thistle |
| Corethrogyne filaginifolia | (formerly Lessingia f. var. f. | CNPS-EB: C | California aster |
| Dudleya cymosa subsp. paniculata | CNPS-EB: B-PV | spreading dudleya | |
| Eriogonum angulosum | CNPS-EB: B | angle-stem wild buckwheat, angle-stemmed eriogonum | |
| Packera breweri | (formerly Senecio b.) | CNPS-EB: B-PV | Brewer's ragwort, Brewer's butterweed |
| Penstemon centranthifolius | CNPS-EB: B | scarlet bugler | |
| Prunus subcordata | CNPS-EB: C | Pacific plum, Sierra plum | |
| Senecio aronicoides | CNPS-EB: B-PV | rayless ragwort, California butterweed | |
| Tropidocarpum gracile | CNPS-EB: B-PV | slender tropidocarpum | |
| Arbutus menziesii | CNPS-EB: B-PV | Pacific madrone | |
| Cuscuta subinclusa | CNPS-EB: C | canyon dodder | |
| Festuca californica | CNPS-EB: B-PV | California fescue | |
| Gruvelia pusilla | (formerly Pectocarya pusilla) | CNPS-EB: C | little pectocarya |
| Gutierrezia californica | CNPS-EB: B-PV | California matchweed | |
| Mentzelia affinis | CNPS-EB: B | hydra stick-leaf | |
| Platanus racemosa | CNPS-EB: B-PV | western sycamore, California sycamore | |
| Stellaria nitens | CNPS-EB: B-PV | shining chickweed | |
| Stipa pulchra | CNPS-EB: B-PV | purple needlegrass | |
| Thysanocarpus laciniatus | CNPS-EB: C | lacepod |