California/Nevada (Region 8)

295 Records

Parameters:
  • Listing Statuses: Endangered, Threatened, Emergency Listing, Endangered, Emergency Listing, Threatened, Similarity of Appearance (Endangered), Similarity of Appearance (Threatened)
  • Lead Regions: Pacific Southwest Region
Scientific Name Common Name Lead Region Federal Listing Status Where Listed
Acanthomintha ilicifolia San Diego thornmint 8 Threatened Wherever found
Acanthomintha obovata ssp. duttonii San Mateo thornmint 8 Endangered Wherever found
Acmispon dendroideus var. traskiae (=Lotus d. ssp. traskiae) San Clemente Island lotus (=broom) 8 Threatened Wherever found
Allium munzii Munz's onion 8 Endangered Wherever found
Alopecurus aequalis var. sonomensis Sonoma alopecurus 8 Endangered Wherever found
Ambrosia pumila San Diego ambrosia 8 Endangered Wherever found
Ambrysus amargosus Ash Meadows naucorid 8 Threatened Wherever found
Ambystoma californiense California tiger Salamander 8 Endangered U.S.A. (CA - Santa Barbara County)
Ambystoma californiense California tiger Salamander 8 Endangered U.S.A. (CA - Sonoma County)
Ambystoma californiense California tiger Salamander 8 Threatened U.S.A. (CA - Central California)
Ambystoma macrodactylum croceum Santa Cruz long-toed salamander 8 Endangered Wherever found
Amphispiza belli clementeae San Clemente sage sparrow 8 Threatened Wherever found
Amsinckia grandiflora Large-flowered fiddleneck 8 Endangered Wherever found
Anaxyrus californicus Arroyo (=arroyo southwestern) toad 8 Endangered Wherever found
Anaxyrus canorus Yosemite toad 8 Threatened Wherever found
Aplodontia rufa nigra Point Arena mountain beaver 8 Endangered Wherever found
Apodemia mormo langei Lange's metalmark butterfly 8 Endangered Wherever found
Arabis hoffmannii Hoffmann's rock-cress 8 Endangered Wherever found
Arabis macdonaldiana McDonald's rock-cress 8 Endangered Wherever found
Arctostaphylos confertiflora Santa Rosa Island manzanita 8 Endangered Wherever found
Arctostaphylos franciscana Franciscan manzanita 8 Endangered Wherever found
Arctostaphylos glandulosa ssp. crassifolia Del Mar manzanita 8 Endangered Wherever found
Arctostaphylos hookeri var. ravenii Presidio Manzanita 8 Endangered Wherever found
Arctostaphylos morroensis Morro manzanita 8 Threatened Wherever found
Arctostaphylos myrtifolia Ione manzanita 8 Threatened Wherever found
Arctostaphylos pallida Pallid manzanita 8 Threatened Wherever found
Arenaria paludicola Marsh Sandwort 8 Endangered Wherever found
Arenaria ursina Bear Valley sandwort 8 Threatened Wherever found
Astragalus albens Cushenbury milk-vetch 8 Endangered Wherever found
Astragalus applegatei Applegate's milk-vetch 8 Endangered Wherever found
Astragalus brauntonii Braunton's milk-vetch 8 Endangered Wherever found
Astragalus clarianus Clara Hunt's milk-vetch 8 Endangered Wherever found
Astragalus jaegerianus Lane Mountain milk-vetch 8 Endangered Wherever found
Astragalus lentiginosus var. coachellae Coachella Valley milk-vetch 8 Endangered Wherever found
Astragalus lentiginosus var. piscinensis Fish Slough milk-vetch 8 Threatened Wherever found
Astragalus magdalenae var. peirsonii Peirson's milk-vetch 8 Threatened Wherever found
Astragalus phoenix Ash meadows milk-vetch 8 Threatened Wherever found
Astragalus pycnostachyus var. lanosissimus Ventura Marsh Milk-vetch 8 Endangered Wherever found
Astragalus tener var. titi Coastal dunes milk-vetch 8 Endangered Wherever found
Astragalus tricarinatus Triple-ribbed milk-vetch 8 Endangered Wherever found
Atriplex coronata var. notatior San Jacinto Valley crownscale 8 Endangered Wherever found
Baccharis vanessae Encinitas baccharis 8 Threatened Wherever found
Batrachoseps aridus Desert slender salamander 8 Endangered Wherever found
Berberis nevinii Nevin's barberry 8 Endangered Wherever found
Berberis pinnata ssp. insularis Island Barberry 8 Endangered Wherever found
Blennosperma bakeri Sonoma sunshine 8 Endangered Wherever found
Branchinecta conservatio Conservancy fairy shrimp 8 Endangered Wherever found
Branchinecta longiantenna Longhorn fairy shrimp 8 Endangered Wherever found
Branchinecta lynchi Vernal pool fairy shrimp 8 Threatened Wherever found
Branchinecta sandiegonensis San Diego fairy shrimp 8 Endangered Wherever found
Brodiaea filifolia Thread-leaved brodiaea 8 Threatened Wherever found
Brodiaea pallida Chinese Camp brodiaea 8 Threatened Wherever found
Callophrys mossii bayensis San Bruno elfin butterfly 8 Endangered Wherever found
Calochortus tiburonensis Tiburon mariposa lily 8 Threatened Wherever found
Calyptridium pulchellum Mariposa pussypaws 8 Threatened Wherever found
Calystegia stebbinsii Stebbins' morning-glory 8 Endangered Wherever found
Camissonia benitensis San Benito evening-primrose 8 Threatened Wherever found
Carex albida White sedge 8 Endangered Wherever found
Castilleja affinis ssp. neglecta Tiburon paintbrush 8 Endangered Wherever found
Castilleja campestris ssp. succulenta Fleshy owl's-clover 8 Threatened Wherever found
Castilleja cinerea Ash-grey paintbrush 8 Threatened Wherever found
Castilleja grisea San Clemente Island Paintbrush 8 Threatened Wherever found
Castilleja mollis Soft-leaved paintbrush 8 Endangered Wherever found
Catostomus santaanae Santa Ana sucker 8 Threatened Los Angeles River basin, San Gabriel River basin, Santa Ana River basin
Caulanthus californicus California jewelflower 8 Endangered Wherever found
Ceanothus ferrisae Coyote ceanothus 8 Endangered Wherever found
Ceanothus ophiochilus Vail Lake ceanothus 8 Threatened Wherever found
Ceanothus roderickii Pine Hill ceanothus 8 Endangered Wherever found
Centaurium namophilum Spring-loving centaury 8 Threatened Wherever found
Cercocarpus traskiae Catalina Island mountain-mahogany 8 Endangered Wherever found
Chamaesyce hooveri Hoover's spurge 8 Threatened Wherever found
Charadrius nivosus nivosus Western snowy plover 8 Threatened Pacific Coast population DPS-U.S.A. (CA, OR, WA), Mexico (within 50 miles of Pacific coast)
Chasmistes brevirostris Shortnose Sucker 8 Endangered Wherever found
Chasmistes cujus Cui-ui 8 Endangered Wherever found
Chelonia mydas Green sea turtle 8 Threatened Green sea turtles originating from the East Pacific Ocean, bounded by the following lines and coordinates: 41 degrees N., 143 degrees W. in the northwest; 41 degrees N. Lat. in the north; along the western coasts of the Americas; 40 degrees S. Lat. in the south; and 40 degrees S., 96 degrees W. in the southwest
Chlorogalum purpureum Purple amole 8 Threatened Wherever found
Chorizanthe howellii Howell's spineflower 8 Endangered Wherever found
Chorizanthe orcuttiana Orcutt's spineflower 8 Endangered Wherever found
Chorizanthe pungens var. hartwegiana Ben Lomond spineflower 8 Endangered Wherever found
Chorizanthe pungens var. pungens Monterey spineflower 8 Threatened Wherever found
Chorizanthe robusta var. hartwegii Scotts Valley spineflower 8 Endangered Wherever found
Chorizanthe robusta var. robusta Robust spineflower 8 Endangered Wherever found
Chorizanthe valida Sonoma spineflower 8 Endangered Wherever found
Cicindela ohlone Ohlone tiger beetle 8 Endangered Wherever found
Cirsium fontinale var. fontinale Fountain thistle 8 Endangered Wherever found
Cirsium fontinale var. obispoense Chorro Creek bog thistle 8 Endangered Wherever found
Cirsium hydrophilum var. hydrophilum Suisun thistle 8 Endangered Wherever found
Cirsium loncholepis La Graciosa thistle 8 Endangered Wherever found
Clarkia franciscana Presidio clarkia 8 Endangered Wherever found
Clarkia imbricata Vine Hill clarkia 8 Endangered Wherever found
Clarkia speciosa ssp. immaculata Pismo clarkia 8 Endangered Wherever found
Clarkia springvillensis Springville clarkia 8 Threatened Wherever found
Coccyzus americanus Yellow-billed Cuckoo 8 Threatened Western DPS: U.S.A. (AZ, CA, CO (western), ID, MT (western), NM (western), NV, OR, TX (western), UT, WA, WY (western)); Canada (British Columbia (southwestern); Mexico (Baja California, Baja California Sur, Chihuahua, Durango (western), Sinaloa, Sonora)
Cordylanthus maritimus ssp. maritimus Salt marsh bird's-beak 8 Endangered Wherever found
Cordylanthus mollis ssp. mollis Soft bird's-beak 8 Endangered Wherever found
Cordylanthus palmatus Palmate-bracted bird's beak 8 Endangered Wherever found
Cordylanthus tenuis ssp. capillaris Pennell's bird's-beak 8 Endangered Wherever found
Crenichthys baileyi baileyi White River springfish 8 Endangered Wherever found
Crenichthys baileyi grandis Hiko White River springfish 8 Endangered Wherever found
Crenichthys nevadae Railroad Valley springfish 8 Threatened Wherever found
Cupressus abramsiana Santa Cruz cypress 8 Threatened Wherever found
Cupressus goveniana ssp. goveniana Gowen cypress 8 Threatened Wherever found
Cyprinodon diabolis Devils Hole pupfish 8 Endangered Wherever found
Cyprinodon nevadensis mionectes Ash Meadows Amargosa pupfish 8 Endangered Wherever found
Cyprinodon nevadensis pectoralis Warm Springs pupfish 8 Endangered Wherever found
Cyprinodon radiosus Owens pupfish 8 Endangered Wherever found
Deinandra (=Hemizonia) conjugens Otay tarplant 8 Threatened Wherever found
Deinandra increscens ssp. villosa Gaviota Tarplant 8 Endangered Wherever found
Delphinium bakeri Baker's larkspur 8 Endangered Wherever found
Delphinium luteum Yellow larkspur 8 Endangered Wherever found
Delphinium variegatum ssp. kinkiense San Clemente Island larkspur 8 Endangered Wherever found
Deltistes luxatus Lost River sucker 8 Endangered Wherever found
Desmocerus californicus dimorphus Valley elderberry longhorn beetle 8 Threatened Wherever found
Dinacoma caseyi Casey's June Beetle 8 Endangered Wherever found
Diplacus vandenbergensis Vandenberg monkeyflower 8 Endangered Wherever found
Dipodomys heermanni morroensis Morro Bay kangaroo rat 8 Endangered Wherever found
Dipodomys ingens Giant kangaroo rat 8 Endangered Wherever found
Dipodomys merriami parvus San Bernardino Merriam's kangaroo rat 8 Endangered Wherever found
Dipodomys nitratoides exilis Fresno kangaroo rat 8 Endangered Wherever found
Dipodomys nitratoides nitratoides Tipton kangaroo rat 8 Endangered Wherever found
Dipodomys stephensi (incl. D. cascus) Stephens' kangaroo rat 8 Endangered Wherever found
Dodecahema leptoceras Slender-horned spineflower 8 Endangered Wherever found
Dudleya abramsii ssp. parva Conejo dudleya 8 Threatened Wherever found
Dudleya cymosa ssp. marcescens Marcescent dudleya 8 Threatened Wherever found
Dudleya cymosa ssp. ovatifolia Santa Monica Mountains dudleyea 8 Threatened Wherever found
Dudleya nesiotica Santa Cruz Island dudleya 8 Threatened Wherever found
Dudleya setchellii Santa Clara Valley dudleya 8 Endangered Wherever found
Dudleya stolonifera Laguna Beach liveforever 8 Threatened Wherever found
Dudleya traskiae Santa Barbara Island liveforever 8 Endangered Wherever found
Dudleya verityi Verity's dudleya 8 Threatened Wherever found
Elaphrus viridis Delta green ground beetle 8 Threatened Wherever found
Empetrichthys latos Pahrump poolfish 8 Endangered Wherever found
Enceliopsis nudicaulis var. corrugata Ash Meadows sunray 8 Threatened Wherever found
Enhydra lutris nereis Southern sea otter 8 Threatened Wherever found
Eremalche kernensis Kern mallow 8 Endangered Wherever found
Eremichthys acros Desert dace 8 Threatened Wherever found
Eriastrum densifolium ssp. sanctorum Santa Ana River woolly-star 8 Endangered Wherever found
Erigeron parishii Parish's daisy 8 Threatened Wherever found
Eriodictyon altissimum Indian Knob mountainbalm 8 Endangered Wherever found
Eriodictyon capitatum Lompoc yerba santa 8 Endangered Wherever found
Eriogonum apricum (incl. var. prostratum) Ione (incl. Irish Hill) buckwheat 8 Endangered Wherever found
Eriogonum kennedyi var. austromontanum Southern mountain wild-buckwheat 8 Threatened Wherever found
Eriogonum ovalifolium var. vineum Cushenbury buckwheat 8 Endangered Wherever found
Eriogonum ovalifolium var. williamsiae Steamboat buckwheat 8 Endangered Wherever found
Eriophyllum latilobum San Mateo woolly sunflower 8 Endangered Wherever found
Eryngium aristulatum var. parishii San Diego button-celery 8 Endangered Wherever found
Eryngium constancei Loch Lomond coyote thistle 8 Endangered Wherever found
Erysimum capitatum var. angustatum Contra Costa wallflower 8 Endangered Wherever found
Erysimum menziesii Menzies' wallflower 8 Endangered Wherever found
Erysimum teretifolium Ben Lomond wallflower 8 Endangered Wherever found
Eucyclogobius newberryi Tidewater goby 8 Endangered Wherever found
Euphilotes battoides allyni El Segundo blue butterfly 8 Endangered Wherever found
Euphilotes enoptes smithi Smith's blue butterfly 8 Endangered Wherever found
Euphydryas editha bayensis Bay checkerspot butterfly 8 Threatened Wherever found
Euphydryas editha quino (=E. e. wrighti) Quino checkerspot butterfly 8 Endangered Wherever found
Euproserpinus euterpe Kern primrose sphinx moth 8 Threatened Wherever found
Fremontodendron californicum ssp. decumbens Pine Hill flannelbush 8 Endangered Wherever found
Fremontodendron mexicanum Mexican flannelbush 8 Endangered Wherever found
Galium buxifolium Island bedstraw 8 Endangered Wherever found
Galium californicum ssp. sierrae El Dorado bedstraw 8 Endangered Wherever found
Gambelia silus Blunt-nosed leopard lizard 8 Endangered Wherever found
Gasterosteus aculeatus williamsoni Unarmored threespine stickleback 8 Endangered Wherever found
Gila bicolor ssp. mohavensis Mohave tui chub 8 Endangered Wherever found
Gila bicolor ssp. snyderi Owens Tui Chub 8 Endangered Wherever found
Gila robusta jordani Pahranagat roundtail chub 8 Endangered Wherever found
Gilia tenuiflora ssp. arenaria Monterey gilia 8 Endangered Wherever found
Gilia tenuiflora ssp. hoffmannii Hoffmann's slender-flowered gilia 8 Endangered Wherever found
Glaucopsyche lygdamus palosverdesensis Palos Verdes blue butterfly 8 Endangered Wherever found
Gopherus agassizii Desert tortoise 8 Similarity of Appearance to a Threatened Taxon AZ south and east of Colorado R., and Mexico, when found outside of Mexico or said range in AZ
Gopherus agassizii Desert tortoise 8 Threatened Wherever found, except AZ south and east of Colorado R., and Mexico
Grindelia fraxinipratensis Ash Meadows gumplant 8 Threatened Wherever found
Gymnogyps californianus California condor 8 Endangered U.S.A. only, except where listed as an experimental population
Helianthemum greenei Island rush-rose 8 Threatened Wherever found
Helminthoglypta walkeriana Morro shoulderband (=Banded dune) snail 8 Endangered Wherever found
Hesperolinon congestum Marin dwarf-flax 8 Threatened Wherever found
Holocarpha macradenia Santa Cruz tarplant 8 Threatened Wherever found
Hypomesus transpacificus Delta smelt 8 Threatened Wherever found
Icaricia icarioides missionensis Mission blue butterfly 8 Endangered Wherever found
Icaricia (Plebejus) shasta charlestonensis Mount Charleston blue butterfly 8 Endangered Wherever found
Ivesia kingii var. eremica Ash Meadows ivesia 8 Threatened Wherever found
Ivesia webberi Webber's ivesia 8 Threatened Wherever found
Lanius ludovicianus mearnsi San Clemente loggerhead shrike 8 Endangered Wherever found
Lasthenia burkei Burke's goldfields 8 Endangered Wherever found
Lasthenia conjugens Contra Costa goldfields 8 Endangered Wherever found
Layia carnosa Beach layia 8 Endangered Wherever found
Lepidomeda albivallis White River spinedace 8 Endangered Wherever found
Lepidomeda mollispinis pratensis Big Spring spinedace 8 Threatened Wherever found
Lepidurus packardi Vernal pool tadpole shrimp 8 Endangered Wherever found
Lesquerella kingii ssp. bernardina San Bernardino Mountains bladderpod 8 Endangered Wherever found
Lessingia germanorum (=L.g. var. germanorum) San Francisco lessingia 8 Endangered Wherever found
Lilium occidentale Western lily 8 Endangered Wherever found
Lilium pardalinum ssp. pitkinense Pitkin Marsh lily 8 Endangered Wherever found
Limnanthes floccosa ssp. californica Butte County meadowfoam 8 Endangered Wherever found
Limnanthes vinculans Sebastopol meadowfoam 8 Endangered Wherever found
Lithophragma maximum San Clemente Island woodland-star 8 Endangered Wherever found
Lupinus nipomensis Nipomo Mesa lupine 8 Endangered Wherever found
Lupinus tidestromii Clover lupine 8 Endangered Wherever found
Lycaeides argyrognomon lotis Lotis blue butterfly 8 Endangered Wherever found
Malacothamnus clementinus San Clemente Island bush-mallow 8 Endangered Wherever found
Malacothamnus fasciculatus var. nesioticus Santa Cruz Island bush-mallow 8 Endangered Wherever found
Malacothrix indecora Santa Cruz Island malacothrix 8 Endangered Wherever found
Malacothrix squalida Island malacothrix 8 Endangered Wherever found
Masticophis lateralis euryxanthus Alameda whipsnake (=striped racer) 8 Threatened Wherever found
Mentzelia leucophylla Ash Meadows blazingstar 8 Threatened Wherever found
Microtus californicus scirpensis Amargosa vole 8 Endangered Wherever found
Moapa coriacea Moapa dace 8 Endangered Wherever found
Monardella viminea Willowy monardella 8 Endangered Wherever found
Monolopia (=Lembertia) congdonii San Joaquin wooly-threads 8 Endangered Wherever found
Navarretia fossalis Spreading navarretia 8 Threatened Wherever found
Navarretia leucocephala ssp. pauciflora (=N. pauciflora) Few-flowered navarretia 8 Endangered Wherever found
Navarretia leucocephala ssp. plieantha Many-flowered navarretia 8 Endangered Wherever found
Neostapfia colusana Colusa grass 8 Threatened Wherever found
Neotoma fuscipes riparia Riparian woodrat (=San Joaquin Valley) 8 Endangered Wherever found
Nitrophila mohavensis Amargosa niterwort 8 Endangered Wherever found
Oenothera deltoides ssp. howellii Antioch Dunes evening-primrose 8 Endangered Wherever found
Oncorhynchus aguabonita whitei Little Kern golden trout 8 Threatened Wherever found
Oncorhynchus clarkii henshawi Lahontan cutthroat trout 8 Threatened Wherever found
Oncorhynchus clarkii seleniris Paiute cutthroat trout 8 Threatened Wherever found
Opuntia treleasei Bakersfield cactus 8 Endangered Wherever found
Orcuttia californica California Orcutt grass 8 Endangered Wherever found
Orcuttia inaequalis San Joaquin Orcutt grass 8 Threatened Wherever found
Orcuttia pilosa Hairy Orcutt grass 8 Endangered Wherever found
Orcuttia tenuis Slender Orcutt grass 8 Threatened Wherever found
Orcuttia viscida Sacramento Orcutt grass 8 Endangered Wherever found
Ovis canadensis nelsoni Peninsular bighorn sheep 8 Endangered U.S.A. (CA) Peninsular Ranges
Ovis canadensis sierrae Sierra Nevada bighorn sheep 8 Endangered U.S.A. (CA) Sierra Nevada
Oxytheca parishii var. goodmaniana Cushenbury oxytheca 8 Endangered Wherever found
Pacifastacus fortis Shasta crayfish 8 Endangered Wherever found
Parvisedum leiocarpum Lake County stonecrop 8 Endangered Wherever found
Pentachaeta bellidiflora White-rayed pentachaeta 8 Endangered Wherever found
Pentachaeta lyonii Lyon's pentachaeta 8 Endangered Wherever found
Perognathus longimembris pacificus Pacific pocket mouse 8 Endangered Wherever found
Phacelia insularis ssp. insularis Island phacelia 8 Endangered Wherever found
Phlox hirsuta Yreka phlox 8 Endangered Wherever found
Piperia yadonii Yadon's piperia 8 Endangered Wherever found
Pipilo crissalis eremophilus Inyo California towhee 8 Threatened Wherever found
Plagiobothrys strictus Calistoga allocarya 8 Endangered Wherever found
Poa atropurpurea San Bernardino bluegrass 8 Endangered Wherever found
Poa napensis Napa bluegrass 8 Endangered Wherever found
Pogogyne abramsii San Diego mesa-mint 8 Endangered Wherever found
Pogogyne nudiuscula Otay mesa-mint 8 Endangered Wherever found
Polioptila californica californica Coastal California gnatcatcher 8 Threatened Wherever found
Polygonum hickmanii Scotts Valley Polygonum 8 Endangered Wherever found
Polyphylla barbata Mount Hermon June beetle 8 Endangered Wherever found
Potentilla hickmanii Hickman's potentilla 8 Endangered Wherever found
Pseudobahia bahiifolia Hartweg's golden sunburst 8 Endangered Wherever found
Pseudobahia peirsonii San Joaquin adobe sunburst 8 Threatened Wherever found
Pseudocopaeodes eunus obscurus Carson wandering skipper 8 Endangered Wherever found
Pyrgus ruralis lagunae Laguna Mountains skipper 8 Endangered Wherever found
Rallus longirostris levipes Light-footed clapper rail 8 Endangered Wherever found
Rallus longirostris obsoletus California clapper rail 8 Endangered Wherever found
Rana draytonii California red-legged frog 8 Threatened Wherever found
Rana muscosa Mountain yellow-legged frog 8 Endangered U.S.A., northern California
Rana muscosa Mountain yellow-legged frog 8 Endangered U.S.A., southern California
Rana sierrae Sierra Nevada Yellow-legged Frog 8 Endangered Wherever found
Reithrodontomys raviventris Salt marsh harvest mouse 8 Endangered wherever found
Rhaphiomidas terminatus abdominalis Delhi Sands flower-loving fly 8 Endangered Wherever found
Rhinichthys osculus lethoporus Independence Valley speckled dace 8 Endangered Wherever found
Rhinichthys osculus nevadensis Ash Meadows speckled dace 8 Endangered Wherever found
Rhinichthys osculus oligoporus Clover Valley speckled dace 8 Endangered Wherever found
Rorippa gambellii Gambel's watercress 8 Endangered Wherever found
Senecio layneae Layne's butterweed 8 Threatened Wherever found
Sibara filifolia Santa Cruz Island rockcress 8 Endangered Wherever found
Sidalcea keckii Keck's Checker-mallow 8 Endangered Wherever found
Sidalcea oregana ssp. valida Kenwood Marsh checker-mallow 8 Endangered Wherever found
Sidalcea pedata Pedate checker-mallow 8 Endangered Wherever found
Sorex ornatus relictus Buena Vista Lake ornate Shrew 8 Endangered Wherever found
Speyeria callippe callippe Callippe silverspot butterfly 8 Endangered Wherever found
Speyeria zerene behrensii Behren's silverspot butterfly 8 Endangered Wherever found
Speyeria zerene myrtleae Myrtle's silverspot butterfly 8 Endangered Wherever found
Sterna antillarum browni California least tern 8 Endangered Wherever found
Streptanthus albidus ssp. albidus Metcalf Canyon jewelflower 8 Endangered Wherever found
Streptanthus niger Tiburon jewelflower 8 Endangered Wherever found
Streptocephalus woottoni Riverside fairy shrimp 8 Endangered Wherever found
Suaeda californica California seablite 8 Endangered Entire
Swallenia alexandrae Eureka Dune grass 8 Threatened Entire
Sylvilagus bachmani riparius Riparian brush rabbit 8 Endangered Wherever found
Syncaris pacifica California freshwater shrimp 8 Endangered Wherever found
Taraxacum californicum California taraxacum 8 Endangered Wherever found
Thamnophis gigas Giant garter snake 8 Threatened Wherever found
Thamnophis sirtalis tetrataenia San Francisco garter snake 8 Endangered Wherever found
Thelypodium stenopetalum Slender-petaled mustard 8 Endangered Wherever found
Thlaspi californicum Kneeland Prairie penny-cress 8 Endangered Wherever found
Thysanocarpus conchuliferus Santa Cruz Island fringepod 8 Endangered Wherever found
Trifolium amoenum Showy Indian clover 8 Endangered Wherever found
Trifolium trichocalyx Monterey clover 8 Endangered Wherever found
Trimerotropis infantilis Zayante band-winged grasshopper 8 Endangered Wherever found
Tuctoria greenei Greene's tuctoria 8 Endangered Wherever found
Tuctoria mucronata Solano grass 8 Endangered Wherever found
Uma inornata Coachella Valley fringe-toed lizard 8 Threatened Wherever found
Urocyon littoralis catalinae Santa Catalina Island Fox 8 Threatened Wherever found
Verbena californica Red Hills vervain 8 Threatened Wherever found
Verbesina dissita Big-leaved crownbeard 8 Threatened Wherever found
Vireo bellii pusillus Least Bell's vireo 8 Endangered Wherever found
Vulpes macrotis mutica San Joaquin kit fox 8 Endangered wherever found