| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Adiantum aleuticum | (A. jordanii is more common) | CNPS-EB: A1 | five-finger fern |
| Amsinckia lunaris | CNPS-EB: *A2 State CNPS: 1B.2 | bent-flowered fiddleneck | |
| Dirca occidentalis | CNPS-EB: *A2 State CNPS: 1B.2 | western leatherwood | |
| Stachys ajugoides | (var. rigida is more common) | CNPS-EB: A2 | bugle hedge nettle |
| Lilium pardalinum subsp. pardalinum | CNPS-EB: A1 | leopard lily | |
| Sidalcea diploscypha | CNPS-EB: A2 | fringed checkerbloom, fringed sidalcea | |
| Sisyrinchium californicum | CNPS-EB: A1 | golden-eyed-grass | |
| Alisma triviale | (formerly A. plantago-aquatica | CNPS-EB: B-PV | water plantain |
| Amelanchier utahensis | CNPS-EB: C | Utah service-berry | |
| Aralia californica | CNPS-EB: B-PV | elk clover | |
| Arnica discoidea | CNPS-EB: B-PV | rayless arnica | |
| Carex densa | CNPS-EB: B | dense sedge | |
| Cyperus niger | CNPS-EB: B | black sedge | |
| Downingia pulchella | CNPS-EB: B-PV | flat-faced downingia | |
| Epilobium campestre | CNPS-EB: C | smooth boisduvalia | |
| Erigeron philadelphicus var. philadelphicus | CNPS-EB: C | fleabane | |
| Gruvelia pusilla | (formerly Pectocarya pusilla) | CNPS-EB: C | little pectocarya |
| Melica californica | CNPS-EB: B-PV | California melic | |
| Pleuropogon californicus var. californicus | CNPS-EB: B-PV | semaphore grass | |
| Rhamnus crocea | CNPS-EB: B-PV | spiny redberry | |
| Senecio aronicoides | CNPS-EB: B-PV | rayless ragwort, California butterweed | |
| Triphysaria versicolor subsp. faucibarbata | CNPS-EB: B | smooth owl's-clover | |
| Cicuta douglasii | CNPS-EB: B | water-hemlock | |
| Eleocharis acicularis var. acicularis | CNPS-EB: B | needle spike-rush | |
| Erythranthe cardinalis | (formerly Mimulus c.) | CNPS-EB: B-PV | scarlet monkeyflower |
| Garrya elliptica | CNPS-EB: B-PV | silk tassel bush | |
| Heterotheca sessiliflora subsp. bolanderi | H. s. ssp. echioides is more common | CNPS-EB: C | Bolander goldenaster |
| Layia gaillardioides | CNPS-EB: B-PV | woodland layia | |
| Morella californica | (formerly Myrica c.) | CNPS-EB: B | wax myrtle |
| Prunus emarginata | CNPS-EB: C | bitter cherry | |
| Scutellaria californica | CNPS-EB: B | California skullcap | |
| Silene laciniata subsp. californica | (formerly Silene c.) | CNPS-EB: C | Indian pink, California pink, California Indian pink |
| Stipa cernua | CNPS-EB: B-PV | nodding needlegrass |