| Acaena californica | C | |
| Acmispon strigosus | B | |
| Adiantum aleuticum | A1 | |
| Agoseris heterophylla var. cryptopleura | B | |
| Agoseris heterophylla var. unknown | B? | |
| Allium amplectens | A2 | |
| Allium bolanderi var. bolanderi | A1 | |
| Allium crispum | A1 | |
| Allium falcifolium | A2 | |
| Allophyllum divaricatum | B-PV | |
| Allophyllum gilioides subsp. gilioides | A2 | |
| Allophyllum gilioides subsp. violaceum | B-PV | |
| Alopecurus saccatus | B | |
| Amelanchier utahensis | C | |
| Amsinckia eastwoodiae | A1 | |
| Amsinckia lycopsoides | C | |
| Androsace elongata subsp. acuta | *A2 | 4 |
| Anisocarpus madioides | B | |
| Antirrhinum thompsonii | A1 | |
| Aphyllon californicum subsp. jepsonii | A1 | |
| Aphyllon epigalium subsp. epigalium | A1 | |
| Aphyllon pinorum | A1 | |
| Aphyllon purpureum | C | |
| Aphyllon tuberosum | B-PV | |
| Aphyllon vallicola | B | |
| Apiastrum angustifolium | C | |
| Apocynum androsaemifolium | A2 | |
| Aralia californica | B-PV | |
| Arnica discoidea | B | |
| Artemisia dracunculus | A2 | |
| Aspidotis californica | A2 | |
| Astragalus asymmetricus | C | |
| Balsamorhiza deltoidea | B-PV | |
| Berberis aquifolium var. dictyota | A1 | |
| Berberis nervosa | A1 | |
| Blepharizonia laxa | B | |
| Boechera breweri subsp. breweri | B-PV | |
| Brickellia californica | C | |
| Brodiaea terrestris subsp. terrestris | B-PV | |
| Calamagrostis koelerioides | A1? | |
| Calamagrostis rubescens | A2 | |
| Calandrinia breweri | *A2 | 4 |
| California macrophylla | B-PV | |
| Calochortus splendens | A2 | |
| Calystegia sepium subsp. limnophila | B | |
| Camissoniopsis intermedia | B-PV | |
| Campanula exigua | *A2 | 1B |
| Castilleja subinclusa subsp. franciscana | A1 | |
| Castilleja wightii | B | |
| Ceanothus thyrsiflorus var. thyrsiflorus | B | |
| Cephalanthus occidentalis | A2 | |
| Cercis occidentalis | A1x | |
| Chrysolepis chrysophylla var. minor | A2 | |
| Cicendia quadrangularis | A2 | |
| Cirsium brevistylum | B | |
| Cirsium cymosum var. cymosum | B-PV | |
| Cirsium occidentale var. californicum | A2 | |
| Cirsium occidentale var. coulteri | A1x | |
| Cirsium quercetorum | A2 | |
| Clarkia biloba subsp. biloba | A2 | |
| Clarkia modesta | A2 | |
| Collinsia sparsiflora var. sparsiflora | C | |
| Collinsia sparsiflora var. unknown | C? | |
| Collomia heterophylla | A1 | |
| Corallorhiza maculata var. maculata | A2 | |
| Corallorhiza striata | A1x | |
| Cornus sericea subsp. occidentalis | C | |
| Cornus sericea subsp. sericea | C | |
| Crocanthemum scoparium var. vulgare | B | |
| Cryptantha clevelandii var. florosa | A2 | |
| Cryptantha microstachys | A2 | |
| Cryptantha torreyana var. pumila | B | |
| Danthonia californica | B-PV | |
| Delphinium californicum subsp. californicum | B | |
| Delphinium nudicaule | C | |
| Delphinium variegatum subsp. variegatum | C | |
| Deschampsia cespitosa subsp. cespitosa | B-PV | |
| Deschampsia cespitosa subsp. holciformis | B | |
| Diplacus douglasii | A2 | |
| Diplacus rattanii | A2 | |
| Dudleya cymosa subsp. cymosa | A1 | |
| Eleocharis acicularis var. acicularis | B | |
| Elymus elymoides var. elymoides | B | |
| Elymus multisetus | B-PV | |
| Elymus trachycaulus subsp. trachycaulus | A1 | |
| Enemion occidentale | A2 | |
| Epilobium campestre | B | |
| Epilobium ciliatum subsp. watsonii | A1 | |
| Eriastrum abramsii | A2 | |
| Ericameria arborescens | B-PV | |
| Ericameria nauseosa var. mohavensis | A2 | |
| Erigeron petrophilus var. petrophilus | B | |
| Eriophyllum lanatum var. achilleoides | C | |
| Eschscholzia caespitosa | A1 | |
| Festuca californica | B-PV | |
| Festuca idahoensis | B-PV | |
| Fraxinus dipetala | B | |
| Garrya elliptica | B-PV | |
| Githopsis diffusa subsp. robusta | A2 | |
| Githopsis specularioides | B | |
| Gutierrezia californica | B-PV | |
| Helenium bigelovii | A2 | |
| Helianthella castanea | *A2 | 1B |
| Helianthus californicus | B | |
| Heterotheca sessiliflora subsp. bolanderi | C | |
| Hieracium albiflorum | C | |
| Hoita macrostachya | B | |
| Hordeum brachyantherum subsp. californicum | A1 | |
| Horkelia californica var. elata | A2 | |
| Horkelia californica var. frondosa | B | |
| Hydrophyllum occidentale | A1 | |
| Iris longipetala | *A1 | 4 |
| Juncus phaeocephalus var. paniculatus | A2 | |
| Juncus phaeocephalus var. phaeocephalus | B | |
| Keckiella corymbosa | C | |
| Koeleria macrantha | B-PV | |
| Kopsiopsis strobilacea | A1 | |
| Lathyrus jepsonii var. californicus | B | |
| Layia chrysanthemoides | A2 | |
| Lepidium latipes | B-PV | |
| Lepidium oxycarpum | A2 | |
| Lilium pardalinum subsp. pardalinum | A1 | |
| Limonium californicum | B-PV | |
| Linanthus dichotomus subsp. meridianus | A1 | |
| Lithophragma parviflorum var. parviflorum | B-PV | |
| Lomatium caruifolium var. caruifolium | B | |
| Lycopus americanus | A2 | |
| Madia exigua | C | |
| Malacothamnus fremontii var. fremontii | B-PV | |
| Marah oregana | B | |
| Melica californica | B-PV | |
| Mimetanthe pilosa | B | |
| Moehringia macrophylla | A2 | |
| Monardella douglasii | A2 | |
| Montia fontana | B-PV | |
| Morella californica | B | |
| Muilla maritima | B | |
| Myriopteris intertexta | B | |
| Navarretia gowenii | *A2 | 1B |
| Navarretia mellita | C | |
| Navarretia pubescens | C | |
| Navarretia viscidula | A2 | |
| Nemophila parviflora var. parviflora | B | |
| Nuttallanthus texanus | A2 | |
| Oenothera elata subsp. hookeri | C | |
| Oxalis smalliana | A1 | |
| Packera breweri | B-PV | |
| Papaver californicum | B | |
| Pediomelum californicum | A2 | |
| Penstemon centranthifolius | B | |
| Phoradendron leucarpum subsp. macrophyllum | C | |
| Pickeringia montana var. montana | B-PV | |
| Piperia elegans subsp. elegans | C | |
| Piperia elongata | C | |
| Plantago subnuda | A2 | |
| Pluchea odorata var. odorata | B-PV | |
| Populus trichocarpa | C | |
| Potentilla anserina subsp. pacifica | A2 | |
| Prosartes smithii | A1x | |
| Prunus emarginata | C | |
| Prunus ilicifolia subsp. ilicifolia | B | |
| Prunus subcordata | C | |
| Pseudognaphalium beneolens | C | |
| Quercus berberidifolia | C | |
| Quercus durata var. durata | B | |
| Quercus garryana var. garryana | B | |
| Quercus palmeri | A2 | |
| Quercus parvula var. shrevei | A1 | |
| Rhamnus crocea | B-PV | |
| Ribes aureum var. gracillimum | A2 | |
| Ribes malvaceum var. malvaceum | C | |
| Rosa spithamea | C | |
| Salix gooddingii | B | |
| Salix scouleriana | A2 | |
| Salvia carduacea | A1x | |
| Sambucus racemosa var. racemosa | B | |
| Sanicula arctopoides | A1x | |
| Sanicula laciniata | A2 | |
| Scirpus microcarpus | C | |
| Scutellaria californica | B | |
| Scutellaria tuberosa | C | |
| Senecio aronicoides | B-PV | |
| Senecio flaccidus var. douglasii | A2 | |
| Silene laciniata subsp. californica | C | |
| Stachys ajugoides | A2 | |
| Stellaria nitens | B-PV | |
| Stephanomeria elata | A1 | |
| Stipa cernua | B-PV | |
| Stipa lepida | B-PV | |
| Streptanthus glandulosus subsp. glandulosus | B-PV | |
| Symphyotrichum lentum | *A2 | 1B |
| Tetrapteron graciliflorum | B-PV | |
| Tonella tenella | B-PV | |
| Trifolium grayi | A2 | |
| Triglochin maritima | C | |
| Triodanis biflora | A2 | |
| Trisetum canescens | A2 | |
| Tropidocarpum gracile | B-PV | |
| Turritis glabra | B | |
| Viola sheltonii | A2 | |
| Wyethia glabra | C | |